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zhainizhi

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wpq113

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zhainizhi(金币+6,VIP+0):非常感谢,辛苦了。 4-10 00:14
Reduction of Area

The results show that the tensile strength of the SWRH72B and SWRH82B steel wire rods changes little,but the reduction of area increases by over 50%.
    结果表明,经过时效处理后,SWRH72B和SWRH82B高碳钢盘条的抗拉强度变化不大,但断面收缩率提高50%以上;
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    Orthogonal analysis test of semi-finished steel wire of 82B wire rod made in Xiangtan Iron and steel is made in order to analyze the effect of chemical composition, tensile strength, elongation, reduction of area of 82B wire rod on torsion property of steel wire and obtain chemical composition of optimal tensile property.
    对湘钢82B材料半成品钢丝进行正交分析试验,分析82B材的化学成分、抗拉强度、延伸率、断面收缩率对钢丝扭转性能的影响,得出最佳力学性能的化学成分。
2楼2009-04-10 00:09:33
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