What does 1.4122 correspond to?

What does 1.4122 correspond to?

1.4122对应的是CR12MO1V1材质

CR12MO1V1 is a widely used high-carbon and high-chromium cold work die steel in the world, which is a leasonitic steel with high hardenability, hardenability and high wear resistance; It has good oxidation resistance at high temperature, good rust resistance after quenching and polishing, and small deformation after heat treatment. It has a wide range of applications in the field of mold manufacturing, mainly used to manufacture cold work molds, hot work molds, cutting tools, cutters and mold components, etc. The following is a detailed introduction to the materials of CR12MO1V1 hot work die steel

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一、产品名称介绍中文名： CR12MO1V1对应美标Ast： T30402（Uns）对应日标Jis： SKD11对应德标Din，dinen： X155CRVMO121二、CR12MO1V1模具钢的化学成分： C ： ≤0.6 Si ：≤0.6 Mn ：≤0.6 P： ≤0.03 CR ：≤0.03 W： 11.00-13.0 Mo： 0.70-1.2 V ：0.5-1.1

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二、CR12MO1V1模具钢力学性能：硬度 ：退火，≤255HB，压痕直径≥3.8MM；淬火，≥59HRC

三、CR12MO1V1模具钢的物理性能：弹性模量为207000MPA，质量定压热容Cp为461J/（Kg· K）。 临界点 AC1 Acm AR1 Arcm ms，温度（近似值）/℃ 810 875 750 695 190线（膨）胀系数温度/℃ 20~100 20~200 20~300 20~40

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Fourth, the characteristics of CR12MO1V1 die steel 1, CR12MO1V1 steel has high hardenability, cross-section of 300 ~ 40 0mmCR12MO1V1 large diameter round steel can be completely quenched, at 300 ~ 40 0 °C can still maintain good hardness and wear resistance, toughness is higher than CR12 steel, quenching volume change is the smallest. 2. It has high hardenability, hardening and high wear resistance, 3. Good high temperature oxidation resistance, 4. Good rust resistance after quenching and polishing, 5. Small heat treatment deformation