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螺栓规格及扭矩对照表>>>>>>>>>>>>>>>>>>>>>强度等级4.8最小破断强度6.88.810.912.9392Mpa588Mpa784Mpa941Mpa1176Mpa一般构机械构铬铝合镍铬铝六角尺螺纹尺寸S1719222427303236414650556065707580859095100105110115120130135145150155165170180185200210六角尺螺纹尺寸D寸S(mm)J(mm)(mm)11/16"5/8"1/2"六角尺寸寸DM10M12M14M16M18M20M22M24M27M30M33M36M39M42M45M48M52M56M60M64M68M72M76M80M85M90M95六角尺寸J(mm)8101214141717191922242727