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1、钢钢筋筋力力学学性性能能(拉拉伸伸)试试验验加加荷荷速速率率一一览览表表规格型号钢筋 直径( mm)钢筋横 截面积 (mm2)材料弹性模量E(N/mm2) 150000加荷速率(KN/s)材料弹性模量E(N/mm2) 150000加荷速率(KN/s)引用规 范代号应力速率(N/mm2.s-1)应力速率(N/mm2.s-1) 最小最大最小最大平均值最小最大最小最大平均值220660 628.27575650.060.570.310.3117016960.171.700.930.93金属材 料室温 拉伸试 验方法 GB/T228-GB/T228- 20022002850.2710110050.10
2、1.010.550.5530230160.303.021.661.66 1078.5415715710.161.570.860.8647147120.474.712.592.59 12113.122622620.232.261.241.2467967860.686.793.733.73 14153.930830790.313.081.691.6992492360.929.245.085.08 16201.140240210.404.022.212.211206120641.2112.066.646.64 18254.550950890.515.092.802.801527152681.5315
3、.278.408.40 20314.262862830.636.283.463.461885188501.8818.8510.3710.37 22380.176076030.767.604.184.182281228082.2822.8112.5412.54 25490.998298170.989.825.405.402945294522.9529.4516.2016.20 28615.81232123151.2312.326.776.773695369453.6936.9520.3220.32 32804.21608160851.6116.088.858.854825482554.8348.2526.5426.54 3610182036203582.0420.3611.2011.206107610736.1161.0733.5933.59 4012572513251332.5125.1313.8213.827540753987.5475.4041.4741.47 5019633927392703.9339.2721.6021.601178111781011.78117.8164.8064.80备注:一般室温在10-35范围内进行,对温度要求严格的试验,试验温度应为235