Heat-resisting and oxidation-resisting stainless iron
An oxidation-resistant, stainless iron technology, applied in the field of alloy materials, can solve the problems that the heat resistance of stainless steel is not enough to reach a higher standard, and the price of stainless steel is reduced.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0018] Heat-resistant and oxidation-resistant stainless iron, by weight percentage, the chemical composition of the heat-resistant and oxidation-resistant stainless iron is: C: 0.06, Mn: 0.3, Cr: 18, Ti, 0.5, Mo: 0.5, N: 0.3, Zr: 0.2, P: 0.02, S: 0.02, and the balance is impurities and iron.
[0019] The preparation method of heat-resistant and oxidation-resistant stainless iron comprises the following steps:
[0020] Step 1, put cast iron and C: 0.06, Mn: 0.3, Cr: 18, Ti, 0.5, Mo: 0.5, N: 0.3, Zr: 0.2, P: 0.02, S: 0.02, and the balance is impurities and iron, put into Smelting in a vacuum induction furnace, blowing nitrogen gas into the molten steel after it is completely melted into molten steel;
[0021] Step 2, pouring the molten steel obtained in step 1 into a mold, and casting to obtain a stainless steel workpiece;
[0022] In step 3, the stainless steel workpiece formed in step 2 is taken out and subjected to quenching treatment; the quenched stainless steel workpiece...
Embodiment 2
[0025] Heat-resistant and oxidation-resistant stainless iron, by weight percentage, the chemical composition of the heat-resistant and oxidation-resistant stainless iron is: C: 0.075, Mn: 0.45, P: 0.25, S: 0.02, Cr: 20, Ti, 0.7, Mo: 0.5-1, N: 0.45, Zr: 0.35, P: 0.03, S: 0.03, and the balance is impurities and iron.
[0026] The preparation method of heat-resistant and oxidation-resistant stainless iron comprises the following steps:
[0027] Step 1, cast iron and C:0.075, Mn:0.45, P:0.25, S:0.02, Cr:20, Ti,0.7, Mo:0.5-1, N:0.45, Zr:0.35, P:0.03, S: 0.03, the balance is impurities and iron, put into the vacuum induction furnace for smelting, after completely melting into molten steel, blow nitrogen into the molten steel;
[0028] Step 2, pouring the molten steel obtained in step 1 into a mold, and casting to obtain a stainless steel workpiece;
[0029] In step 3, the stainless steel workpiece formed in step 2 is taken out and then quenched. Quenching Heat the stainless steel...
Embodiment 3
[0032] High-strength corrosion-resistant stainless steel, by weight percentage, the chemical composition of the high-strength corrosion-resistant stainless steel is: C: 0.07, Mn: 0.4, Cr: 19, Ti, 0.6, Mo: 0.6, N: 0.4, Zr: 0.3, P: 0.025, S: 0.025, the balance being impurities and iron.
[0033] Preferably, in the chemical composition of the heat-resistant and oxidation-resistant stainless iron,
[0034] The preparation method of heat-resistant and oxidation-resistant stainless iron comprises the following steps:
[0035] Step 1, C: 0.07, Mn: 0.4, Cr: 19, Ti, 0.6, Mo: 0.6, N: 0.4, Zr: 0.3, P: 0.025, S: 0.025, the balance is impurities and iron, put into the vacuum induction furnace Smelting in the middle, after completely melting into molten steel, nitrogen is blown into the molten steel;
[0036] Step 2, pouring the molten steel obtained in step 1 into a mold, and casting to obtain a stainless steel workpiece;
[0037] In step 3, the stainless steel workpiece formed in step ...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com