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Effect of Hot Treatment Process On High Performance Alloy Spring Steel D701 Mechanics Properties

机译:热处理工艺对高性能合金弹簧钢D701力学性能的影响

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摘要

High performance alloy spring steel D701 for accelerated railway wagons is improved 60Si2CrVA steel. Its properties have been better than 60Si2CrVA steel.The difference between of them is using controlled rolling process for D701 steel.The affect of hot treatment process was studied by orthogonal test on D701 steel property in the article. The mechanical property σ_s is 1800MPa; σ_b is 1925MPa; δ is 9.5%, ψ is 36.5%.
机译:用于加速货车的高性能合金弹簧钢D701是改进的60Si2CrVA钢。其性能优于60Si2CrVA钢。两者之间的区别是对D701钢采用了控制轧制工艺。通过正交试验研究了热处理工艺对D701钢性能的影响。力学性能σ_s为1800MPa; σ_b为1925MPa; δ为9.5%,ψ为36.5%。

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