高强螺栓施工扭矩值

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1、高强度螺栓施工扭矩值参考表序号螺栓规格螺栓性能等级施工预拉力标准值（KN）扭矩系数(标准偏差小于或等于0.010)初拧扭矩(N*m)终拧扭矩(N*m)实测扭矩系数施工终拧扭矩(N*m)1M168.8s750.110~0.15078132.0~180.00.12114510.9s110114193.6~264.00.1222152M208.8s1200.110~0.150156264.0~360.00.12329510.9s170221374.0~510.00.124083M228.8s1500.110

2、~0.150215363.0~495.00.12541310.9s210300508.2~693.00.1265824M248.8s1700.110~0.150265448.8~612.00.12551010.9s250390660.0~900.00.1257505M278.8s2250.110~0.150395668.3~911.30.12575910.9s320562950.4~1296.00.12510806M308.8s2750.110~0.150536907.5~1237.50.125103

3、110.9s3907611287.0~1755.00.1251463说明：根据高强度螺栓的实测扭矩系数（检测报告的扭矩系数）调整实测扭矩系数值即可得施工终拧扭矩