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A kind of coating of austenitic stainless steel electrode, electrode and preparation method and application

A technology of austenitic stainless steel and welding rod, which is used in welding equipment, manufacturing tools, welding media, etc., can solve the problems of poor mechanical properties of austenitic welding rods, difficult to meet welding requirements, etc., to improve corrosion resistance and slag removal. Performance, beautiful effect of welding seam forming

Active Publication Date: 2022-07-12
ATLANTIC CHINA WELDING CONSUMABLES
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The technical problem to be solved by the present invention is: the mechanical properties of existing austenitic welding rods are relatively poor, and it is difficult to meet the required welding requirements under ultra-low temperature conditions. The present invention provides a coating for austenitic stainless steel welding rods that solves the above problems , welding rod and preparation method and application

Method used

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  • A kind of coating of austenitic stainless steel electrode, electrode and preparation method and application
  • A kind of coating of austenitic stainless steel electrode, electrode and preparation method and application

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] For an austenitic stainless steel electrode provided in this embodiment, the raw material composition of the coating of the electrode is: marble 7.0kg, barium carbonate 1.5kg, fluorite 4.0kg, fluoride 3.0kg, rutile 6.0kg, mica 0.1kg kg, electrolytic manganese 1.5kg, ferrotitanium 0.5kg, ferrosilicon 0.5kg, ferrochromium 3.0kg, metal nickel 5.0kg, ferromolybdenum 1.5kg, ferrochromium nitride 0.5kg and soda ash 0.2kg;

[0043] Among them, the chemical composition of the raw material of the coating of the electrode is calculated as a percentage by mass: CaCO2 in marble 3 The content is 98.20%, BaCO in barium carbonate 3 The content is 98.70%, CaF in fluorite 2 The content of F is 97.30%, the content of F in fluoride is 53.70%, the content of Na is 29.10%, and the content of TiO in rutile 2 The content is 95.50%, SiO in mica 2 The content is 48.10%, Al 2 O 3 The content of Mn in electrolytic manganese is 26.50%, the content of Mn in electrolytic manganese is 99.50%, th...

Embodiment 2

[0051] This example is different from Example 1 in that the weight of the raw material composition of the coating of the electrode is different, and the rest are the same as Example 1.

[0052] For an austenitic stainless steel electrode provided in Example 2, the coating materials of the electrode are by weight: marble 10.0kg, barium carbonate 0.1kg, fluorite 2.0kg, fluoride 5.0kg, rutile 4.0kg, mica 2.5kg kg, electrolytic manganese 1.0kg, ferrotitanium 1.5kg, ferrosilicon 0.5kg, ferrochromium 5.0kg, metal nickel 3.0kg, ferromolybdenum 0.1kg, ferrochromium nitride 1.0kg and soda ash 0.5kg;

Embodiment 3

[0054] This example is different from Example 1 in that the weight of the raw material composition of the coating of the electrode is different, and the rest are the same as Example 1.

[0055] For an austenitic stainless steel electrode provided in Example 3, the coating materials of the electrode are by weight: marble 8.5kg, barium carbonate 0.8kg, fluorite 3.0kg, fluoride 4.0kg, rutile 5.0kg, mica 1.4kg kg, electrolytic manganese 1.0kg, ferrotitanium 1.0kg, ferrosilicon 1.0kg, ferrochromium 4.0kg, metal nickel 4.0kg, ferromolybdenum 1.2kg, ferrochromium nitride 0.8kg and soda ash 0.4kg;

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Abstract

The invention discloses a coating of an austenitic stainless steel electrode, an electrode, a preparation method and an application, and solves the problems of poor mechanical properties of the existing electrode and difficulty in meeting welding requirements. The raw material composition of the coating of the electrode of the present invention includes by weight: 7.0-10.0 parts of marble, 0.5-1.5 parts of barium carbonate, 2.0-4.0 parts of fluorite, 3.0-5.0 parts of fluoride, and 4.0-1.5 parts of rutile 6.0 parts, mica 0.5-2.0 parts, electrolytic manganese 0.5-1.5 parts, ferrotitanium 0.5-1.5 parts, ferrosilicon 0.5-1.5 parts, ferrochromium 3.0-5.0 parts, metal nickel 3.0-5.0 parts, 0.0 part-1.5 part of ferromolybdenum, 0.5 part-1.0 part of ferrochromium nitride, and 0.2 part-0.5 part of soda ash; it also includes an iron-chromium-nickel-molybdenum-manganese-nitrogen alloy welding core; the invention has excellent mechanical properties of the deposited metal, and can meet all requirements. Special requirements for welding are required.

Description

technical field [0001] The invention relates to the technical field of welding materials, in particular to a coating of an austenitic stainless steel electrode, an electrode and a preparation method and application. Background technique [0002] Global energy is very scarce, and environmental pollution is more serious. Calling for the use of clean energy, green energy, and renewable energy, and reducing harmful emissions have become the main way to reduce environmental pollution. In response to energy conservation, environmental protection, and emission reduction, countries around the world are vigorously accelerating the development of clean energy, and my country is also rapidly developing natural gas. , hydrogen and other clean energy sources, while green energy and renewable energy have low operating costs, which are conducive to improving resource utilization and comprehensive economic and social benefits. [0003] At present, domestic projects related to the operation ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B23K35/365B23K35/36B23K35/40
CPCY02P20/133
Inventor 袁宁蒋勇白昶刘奇望曾志超黄勇
Owner ATLANTIC CHINA WELDING CONSUMABLES
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