螺栓拧紧力矩标准M6〜M24 螺钉或螺母的拧紧力矩(操作者参考)螺纹公称直径尺寸d/mm施加在扳手上的拧紧力矩M/N
m施力操作要领螺纹公称直径尺寸d/mm施加在扳手上的拧紧力矩M/N
m施力操作要领M6M8M10M123
5只加腕力加腕力、肘力加全身臂力加上半身力M16M20M2471137235加全身力压上全身重量压上全身重量未注明拧紧力矩要求时,参考下表(普通螺栓拧紧力矩)螺栓强度屈服强度螺栓公称直径 mm68101214161820级N/mm2拧紧力矩 N
62404-510-1220-2536-4555-7090-110120-150170-2105
63005-712-1525-3245-5570-90110-140150-190210-2706
84807-917-2333-4558-7893-124145-193199-264282-3768
86409-1222-3045-5978-104124-165193-257264-354376-50210
990013-1630-3665-78110-130180-201280-330380-450540-65012
9108016-2138-5175-100131-175209-278326-434448-597635-847未注明拧紧力矩要求时,参考下表(普通螺栓拧紧力矩)螺栓屈服螺栓公称直径mm强度强度22242730333639级N/mm2拧紧力矩 N
6240230-290300-377450-530540-680670-880900-1100928-12375
6300290-350370-450550-700680-850825-11001120-14001160-15466
8480384-512488-650714-952969-12931319-1759169