螺栓与螺母最大扭矩推举知值(仅供参考)强度区分4
9最小破断强度392Mpa588Mpa784Mpa1176Mpa材质一般构造用钢机械制造用钢鉻钼合金钢镍鉻钼合金钢螺栓螺母扭矩值扭矩值扭矩值扭矩值KGMNMKGMNMKGMNMKGMNMM1422mm76910981413723225M1624mm1098141372120636353M1827mm14137212062928449480M2030mm18176282964140269676M2232mm23225343335553993911M2436mm3231448470706861201176M2741mm454416563010510291801764M3046605889088212512252402352M3350mm75735115112715014702502450M3655mm100980150147018017643002940M3960mm1201176180176422021563703626M4265mm1551519240235228027444704606M4570mm1801764280274432031365505390M4875mm2302254350343040039206806664M5280mm2802744420411648047048508330M5685mm360352853051946105978105010290M6090mm410401861059787907742135013230M6495mm5104998760774489008820M68100mm58056848708526110010780M72105mm660646810009800129012642M76110mm7507350110010780150014700M80115mm830