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41results about How to "Nitrogen content does not affect" patented technology
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Microalloyed steel, cored wire containing iron alloys, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, iron-silicon nitride and the iron alloys; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed steel, cored wire containing iron alloys and silicon-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and a silicon-calcium alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, iron-silicon nitride, the iron alloys and the silicon-calcium alloy; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed weathering steel, cored wire containing iron alloys and silicon-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and a silicon-calcium alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, manganese silicon nitride, the iron alloys and the silicon-calcium alloy; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANGANG GROUP RESEARCH INSTITUTE CO LTD +1
Microalloyed steel, cored wire containing iron alloys and iron-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and iron-calcium alloy and an application of the cored wire. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing vanadium-iron alloy, iron-silicon nitride, iron alloys and iron-calcium alloy; the iron alloys are titanium-iron alloy and / or niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire is casted has high yield strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed steel, cored wire containing iron alloys and aluminium shots, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and aluminium shots and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, iron-silicon nitride, the iron alloys and the aluminium shots; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Vanadium-containing weathering steel, cored wire containing titanium-iron alloy and silicon-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing a titanium-iron alloy and a silicon-calcium alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride, the titanium-iron alloy and the silicon-calcium alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing weathering steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed weathering steel, cored wire containing iron alloys, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride and the iron alloys; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:SICHUAN PAN YAN TECH
Core spun yarn and application thereof, vanadium nitrogen alloyed molten steel and preparation method thereof, and vanadium nitrogen microalloyed steel
The invention provides a core spun yarn and application thereof. The core spun yarn comprises a core layer and an outer layer wrapping the core layer, the core layer is a mixture comprising vanadium nitrogen alloy, ferro-silicon nitride, iron alloy and aluminum pills, and the iron alloy is titanium iron alloy and / or niobium iron alloy. The invention provides vanadium nitrogen alloyed molten steel and a preparation method thereof, and the method includes feeding of the core spun yarn into to-be-vanadium and nitrogen alloyed molten steel for vanadium nitrogen alloying. The invention provides vanadium nitrogen microalloyed steel, and the vanadium nitrogen microalloyed steel is casted by the vanadium nitrogen alloyed molten steel. The core spun yarn is used for realizing molten steel vanadium and nitrogen alloying, nitrogen content can be effectively increased without affecting on the vanadium content according to the need, vanadium containing steel with higher nitrogen content can be produced in the need of the molten steel, and the recovery rate of nitrogen is high and stable.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Vanadium-containing weathering steel, cored wire containing titanium-iron alloy and iron-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing a titanium-iron alloy and an iron-calcium alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride, the titanium-iron alloy and the iron-calcium alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing weathering steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed weathering steel, cored wire containing iron alloys and iron-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and an iron-calcium alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride, the iron alloys and the iron-calcium alloy; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:PANGANG GROUP RESEARCH INSTITUTE CO LTD +1
Vanadium-containing steel, cored wire containing titanium-iron alloy and fluorite, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing titanium-iron alloy and fluorite and an application of the cored wire. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing vanadium-iron alloy, iron-silicon nitride, titanium-iron alloy and fluorite. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire is casted has high yield strength and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Vanadium-containing weathering steel, cored wire containing titanium-iron alloy and fluorite, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing a titanium-iron alloy and fluorite and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride, the titanium-iron alloy and fluorite. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing weathering steel with higher nitrogen content according to the requirement of the molten steel. The steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Core spun yarn and application thereof, vanadium nitrogen alloyed molten steel and preparation method thereof, and vanadium nitrogen microalloyed steel
The invention provides a core spun yarn and application thereof. The core spun yarn comprises a core layer and an outer layer wrapping the core layer, and the core layer is a mixture comprising vanadium nitrogen alloy, ferro-silicon nitride, niobium iron alloy and aluminum pills. The invention provides vanadium nitrogen alloy molten steel and a preparation method thereof, and the method includes feeding of the core spun yarn into the to-be-vanadium and nitrogen alloyed molten steel for vanadium nitrogen alloying. The invention provides vanadium nitrogen microalloyed steel, and the vanadium nitrogen microalloyed steel is casted by the vanadium and nitrogen alloyed molten steel. The core spun yarn is used for realizing molten steel vanadium and nitrogen alloying, nitrogen content can be effectively increased without affecting the vanadium content according to the need, vanadium containing steel with higher nitrogen content can be produced in the need of the molten steel, and the recovery rate of nitrogen is high and stable. The vanadium nitrogen microalloyed steel casted by the vanadium and nitrogen alloyed molten steel produced by use of the core spun yarn for the molten steel vanadium and nitrogen alloying is high in yield strength and tensile strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, manganese silicon nitride, a niobium-iron alloy and aluminum shots. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of vanadium and nitrogen in molten steel, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate. The vanadium and nitrogen micro-alloyed steel obtained after casting the vanadium and nitrogen alloyed molten steel produced by carrying out molten steel vanadium and nitrogen alloying on the cored wire has high yield strength and tensile strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Vanadium-containing steel, cored wire containing titanium-iron alloy and iron-calcium alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing titanium-iron alloy and iron-calcium alloy and an application of the cored wire. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing vanadium-iron alloy, iron-silicon nitride, titanium-iron alloy and iron-calcium alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire is casted has high yield strength and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is powder containing a vanadium-nitrogen alloy and iron silicon nitride. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate. The vanadium and nitrogen micro-alloyed steel obtained after casting the vanadium and nitrogen alloyed molten steel produced by carrying out molten steel vanadium and nitrogen alloying on the cored wire has high yield strength and tensile strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed weathering steel, cored wire containing iron alloys and fluorite, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and fluorite and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, manganese silicon nitride, the iron alloys and fluorite; the iron alloys are a titanium-iron alloy and / or a niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The steel obtained after casting the molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:SICHUAN PAN YAN TECH
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, manganese silicon nitride, an iron alloy and an iron-calcium alloy, and the iron alloy is a niobium-iron alloy and / or a titanium-iron alloy. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, manganese silicon nitride, a titanium-iron alloy and an iron-calcium alloy. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, manganese silicon nitride, an niobium-iron alloy and an aluminum-iron alloy. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of vanadium and nitrogen in molten steel, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, iron silicon nitride, a titanium-iron alloy and aluminum shots. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate. The vanadium and nitrogen micro-alloyed steel obtained after casting the vanadium and nitrogen alloyed molten steel produced by carrying out molten steel vanadium and nitrogen alloying on the cored wire has high yield strength and tensile strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Vanadium-containing microalloyed steel, cored wire containing niobium-iron alloy and aluminium-iron alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing a niobium-iron alloy and an aluminium-iron alloy and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy, silicon-manganese nitride, the niobium-iron alloy and the aluminium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed weathering steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength, and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Microalloyed weathering steel, cored wire, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire and an application thereof. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing a vanadium-iron alloy and silicon-manganese nitride. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed weathering steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content, and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after casting the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire has high yield strength.
Owner:SICHUAN PAN YAN TECH
Microalloyed steel, cored wire containing iron alloys and fluorite, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing iron alloys and fluorite and an application of the cored wire. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing vanadium-iron alloy, iron-silicon nitride, iron alloys and fluorite; the iron alloys are titanium-iron alloy and / or niobium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides microalloyed steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire is casted has high yield strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, iron silicon nitride, a titanium-iron alloy and an iron-calcium alloy. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate.
Owner:SICHUAN PAN YAN TECH
Core spun yarn and application thereof, vanadium nitrogen alloyed molten steel and preparation method thereof, and vanadium nitrogen microalloyed steel
The invention provides a core spun yarn and application thereof. The core spun yarn comprises a core layer and an outer layer wrapping the core layer, and the core layer is a mixture comprising vanadium nitrogen alloy, ferro-silicon nitride, iron alloy and fluorspar. The invention provides vanadium nitrogen alloy molten steel and a preparation method thereof, and the method includes feeding of the core spun yarn into the to-be-vanadium and nitrogen alloyed molten steel for vanadium nitrogen alloying. The invention provides vanadium nitrogen microalloyed steel, and the vanadium nitrogen microalloyed steel is casted by the vanadium and nitrogen alloyed molten steel. The core spun yarn is used for realizing molten steel vanadium and nitrogen alloying, nitrogen content can be effectively increased without affecting the vanadium content according to the need, vanadium containing steel with higher nitrogen content can be produced in the need of the molten steel, and the recovery rate of nitrogen is high and stable. The vanadium nitrogen microalloyed steel casted by the vanadium and nitrogen alloyed molten steel produced by use of the core spun yarn for the molten steel vanadium and nitrogen alloying is high in yield strength and tensile strength.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Core spun yarn and application thereof, vanadium nitrogen alloyed molten steel and preparation method thereof, and vanadium nitrogen microalloyed steel
The invention provides a core spun yarn and application thereof. The core spun yarn comprises a core layer and an outer layer wrapping the core layer, and the core layer is a mixture comprising vanadium nitrogen alloy, manganese silicon nitride, iron alloy and aluminum pills. The invention provides vanadium nitrogen alloy molten steel and a preparation method thereof, and the method includes feeding of the core spun yarn into the to-be-vanadium and nitrogen alloyed molten steel for vanadium nitrogen alloying. The invention provides vanadium nitrogen microalloyed steel, and the vanadium nitrogen microalloyed steel is casted by the vanadium and nitrogen alloyed molten steel. The core spun yarn is used for realizing molten steel vanadium and nitrogen alloying, nitrogen content can be effectively increased without affecting the vanadium content according to the need, vanadium containing steel with higher nitrogen content can be produced in the need of the molten steel, and the recovery rate of nitrogen is high and stable. The vanadium nitrogen microalloyed steel casted by the vanadium and nitrogen alloyed molten steel produced by use of the core spun yarn for the molten steel vanadium and nitrogen alloying is high in yield strength and tensile strength.
Owner:SICHUAN PAN YAN TECH +1
Vanadium-containing steel, cored wire containing titanium-iron alloy and aluminium-iron alloy, application of cored wire, molten steel and preparation method of molten steel
The invention provides a cored wire containing titanium-iron alloy and aluminium-iron and an application of the cored wire. The cored wire comprises a core and an outer layer wrapping the core, wherein the core is a mixture containing vanadium-iron alloy, iron-silicon nitride, titanium-iron alloy and aluminium-iron alloy. The invention provides molten steel and a preparation method thereof. The method comprises the step of feeding the cored wire into the molten steel to be subjected to vanadium-nitrogen alloying to carry out vanadium-nitrogen alloying. The invention provides vanadium-containing steel. The cored wire is used for achieving vanadium-nitrogen alloying of the molten steel, can effectively increase the nitrogen content according to the requirements, without affecting the vanadium content and can produce vanadium-containing steel with higher nitrogen content according to the requirement of the molten steel. The vanadium-nitrogen microalloyed steel obtained after the vanadium-nitrogen alloyed molten steel obtained by carrying out vanadium-nitrogen alloying on the molten steel by adopting the cored wire is casted has high yield strength and the relative corrosion rate of steel can not be affected.
Owner:PANZHIHUA IRON & STEEL RES INST OF PANGANG GROUP
Cored wire, its application, vanadium and nitrogen alloyed molten steel, preparation method of vanadium and nitrogen alloyed molten steel, and vanadium and nitrogen micro-alloyed steel
The invention provides a cored wire and its application. The cored wire comprises a core layer and an external layer wrapping the core layer, wherein the core layer is a mixture containing a vanadium-nitrogen alloy, manganese silicon nitride, an iron alloy and fluorite. The invention also provides a vanadium and nitrogen alloyed molten steel, and a preparation method thereof. The method comprises the steps of feeding the cored wire into molten steel to be vanadium and nitrogen alloyed, and carrying out vanadium and nitrogen alloying. The invention further provides a vanadium and nitrogen micro-alloyed steel. The vanadium and nitrogen micro-alloyed steel is obtained by casting the vanadium and nitrogen alloyed molten steel. The cored wire can be used for realizing the alloying of molten steel vanadium and nitrogen, can effectively increase the oxygen content as needed without influencing the vanadium content, enables vanadium-containing steel with a higher content of nitrogen to be produced as needed, and can realize high and stable nitrogen recovery rate. The vanadium and nitrogen micro-alloyed steel obtained after casting the vanadium and nitrogen alloyed molten steel produced by carrying out molten steel vanadium and nitrogen alloying on the cored wire has high yield strength and tensile strength.
Owner:SICHUAN PAN YAN TECH +1
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