Low-temperature semi-quenched and wear-resistant steel with brinell hardness of 400 HB and production method thereof
A technology of Brinell hardness and wear-resistant steel, which is applied in the field of low-temperature semi-hardened wear-resistant steel and its production, and can solve problems such as waste, excessive energy consumption, alloys, and wear-resistant steel.
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[0050] The present invention will be described in detail below:
[0051] Table 1 is a list of values of various embodiments and comparative examples of the present invention;
[0052] Table 2 is a list of main process parameters of each embodiment and comparative example of the present invention;
[0053] Table 3 is a list of performance detection conditions of various embodiments of the present invention and comparative examples;
[0054] Table 4 is a list of residual stresses in various embodiments and comparative examples of the present invention.
[0055] The embodiments of the present invention are produced according to the following production process:
[0056] 1) After conventional converter combined blowing and LHF furnace treatment, RH vacuum treatment is carried out. During this period, the Si~Ca wire is fed at 500~800g / ton steel;
[0057] 2) Heating the slab after casting into a slab, the heating temperature is controlled at 1200℃~1280℃, and the heating rate is controlled at ...
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