This paper mainly presents that constructional mid-carbon alloy steel, after bulk moulding deformation, heat treatment and cold surface deformation can raise fatigue strength of materials effectively.
本文主要介绍中碳合金结构钢经整体塑性变形、热处理后再进行表面冷变形工艺是提高材料疲劳强度的有效途径。
The utility model can be used for the production of cold rolled sheets and hot rolled sheets of low-alloy steel, carbon constructional steel, stainless steel and various non-ferrous metal plates.
可用于低碳钢、低合金钢、碳素结构钢、不锈钢及各种有色金属板带材的轧制冷轧板带和热轧板带生产。
In this paper, the results of desulphurization of high quality carbon steel, alloy constructional steel and bearing steel with five desulphurizers, and the influence of desulphurization parameters, composition of covering slag on the quality of steel are reported.
本文报导五种脱硫剂对优质碳紊钢、合金结构钢和滚珠钢等进行的脱硫试验结果，并研究脱硫工艺因素，复盖渣成分变化和对钢质量的影响。