[选材] [已解决]什么是钢材的屈强比,屈强比高低如何影响钢材选材

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guogou 发表于 2017-9-6 阅读: 29354 回复: 2 [复制链接] [只看楼主]
发表于 2017-9-6 17:27:19 显示全部楼层
什么是钢材的屈强比,屈强比高低如何影响钢材选材?


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发表于 2017-9-8 09:14:19 显示全部楼层    本楼为最佳答案   
是指钢材的抗拉强度实测值/屈服强度实测值得来的,反映了钢材的强度储备,其结果不能小于1.25。对于钢筋来讲,是衡量抗震性能的指标。根据GB/T 1499.2-2007规定:在牌号后面加“E”。例如HRB400E。
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唐山冀矿-老铁
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发表于 2017-9-12 08:48:15 显示全部楼层
钢材的抗拉强度实测值/屈服强度实测值。
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