最大力总延伸率计算表

1、公公称称直直径径理理论论重重量量截截面面积积圆圆钢钢允允许许偏偏差差重重量量偏偏差差原原始始标标距距原原始始标标距距拉拉伸伸速速率率弯弯头头直直径径 公公称称直直径径6/6/6.56.50.222/0.222/0.2600.26028.27/28.27/33.1833.186/6/6.56.5 0.30.3772.6621032.6621032.52.50.17/0.17/2.02.01.7/1.7/2.02.06/6.568 80.3950.39550.2750.278 840.0592640.0592640400.30.33 38810100.6170.61778.5478.5410105

2、0.0718850.0718850500.470.474.74.7101012120.8880.888113.1113.1121260.0868960.0868960600.680.686.86.8121214141.211.21153.9153.91414 0.40.45570.0918970.0918970700.920.929.29.2141416161.581.58201.1201.1161680.122580.122580801.211.2112.112.1161618182.002.00254.5254.5181890.1347790.1347790901.531.5315.315

3、.3181820202.472.47314.2314.22020100.1501100891.8918.918.9202022222.982.98380.1380.12222110.1533110282.2822.822.82222光光圆圆弯弯径径支支辊辊间间距距离离直直径径202025d=ad=aL=(D+3a)1/2aL=(D+3a)1/2a707080809090黄黄色色自自己己更更改改28最小中值最大32弯弯头头直直径径243240485664728088100112128螺螺纹纹理理论论重重量量截截面面积积公公称称尺尺寸寸允允许许偏

4、偏差差重重量量偏偏差差原原始始标标距距原原始始标标距距拉拉伸伸速速率率6 60.2220.22228.2728.275.85.80.40.47730.040790230.04079022.52.50.17/0.17/2.02.01.7/1.7/2.02.08 80.3950.39550.2750.277.77.740.05925740.05925740400.30.33 310100.6170.61778.5478.549.69.650.071879850.071879850500.470.474.74.712120.8880.888113.1113.111.511.560.086893360

5、.086893360600.680.686.86.814141.211.21153.9153.913.413.45570.091887970.091887970700.920.929.29.216161.581.58201.1201.115.415.480.122498480.122498480801.211.2112.112.118182.002.00254.5254.517.317.390.134767290.134767290901.531.5315.315.320202.472.47314.2314.219.319.30.50.5100.150135100.1501351001001.

6、891.8918.918.922222.982.98380.1380.121.321.344110.153267110.1532671101102.282.2822.822.825253.853.85490.9490.924.224.2125.182887125.1828871251252.952.9529.529.528284.834.83615.8615.827.227.20.60.6140.206546140.2065461401403.693.6936.936.932326.316.31804.2804.231.031.0160.225075160.2250751601604.834.

7、8348.348.3螺螺纹纹弯弯径径支支辊辊间间距距离离直直径径2020HRB400HRB4006-256-25 4d4dL=(D+3a)1/2aL=(D+3a)1/2a130130140140150150黄黄色色自自己己更更改改HRB400HRB40028-4028-40 5d5d最小中值最大光圆螺纹677试样总长度（m)3.06屈服强度520实测试样总质量（Kg)7.309断裂后的距离115.37理论重量（Kg/m)0.222最大力总伸长率13.58235重量偏差（%)-194.412%8试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)0.395重量偏差（%)-

8、504.699%10试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)0.617重量偏差（%)-287.125%12试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)0.888重量偏差（%)-168.982%5514试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)1.21重量偏差（%)-97.402%16试样总长度（m)4.877实测试样总质量（Kg)7.552理论重量（Kg/m)1.58重量偏差（%)1.994%18试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)2.00重量偏差（%)-19.428%20试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)2.47重量偏差（%)3.297%422试样总长度（m)3.06实测试样总质量（Kg)7.309理论重量（Kg/m)2.98重量偏差（%)19.84