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食品级不锈钢能做成表面不粘特性的吗？用于
问：什么是钢材的屈强比，屈强比高低如何影响钢
铁工：钢材屈强比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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