This paper mainly presents that constructional mid-carbon alloysteel, after bulk moulding deformation, heat treatment and cold surface deformation can raise fatigue strength of materials effectively.
The rapid quantitative analysis of nitrogen in alloyconstructionalsteel and electrical engineering steel with optical emission spectrometry is described.
叙述了用原子发射光谱法快速定量分析合金结构钢和电工钢中氮。
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The utility model can be used for the production of cold rolled sheets and hot rolled sheets of low-alloysteel, carbon constructional steel, stainless steel and various non-ferrous metal plates.