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1、螺栓规格及扭矩对照表六角尺寸S(mm)螺纹尺寸D(mm)六角尺寸J(mm)17M10819M121022M141224M161427M181430M201732M221736M241941M271946M302250M332455M362760M3927(30)65M423270M45-75M483680M523685M564190M604695M6446100M6850105M7255110M7660115M8065120M8570130M9070(75)135M95-145M10085150M105-155M110-165M115-170M120-180M125-185M130-200M1
2、40-210M150-六角尺寸S(inch)螺纹尺寸D(inch)六角尺寸J(inch)11/165/81/211/43/45/817/167/83/415/813/413/1611/87/8211/47/823/1613/8123/811/2129/1615/8-23/413/411/425/1617/813/83211/231/8215/833/821/413/431/221/413/433/421/213/437/821/217/841/823/4241/423/4245/8321/4531/421/4 强度等级4.86.88.810.912.9最小破断强度392Mpa588Mpa784
3、Mpa941Mpa1176Mpa材质一般构用钢机械构造用钢铬钼合金钢镍铬钼合金钢镍铬钼合金钢螺栓螺母 对边扭矩值扭矩值扭矩值扭矩值扭矩值NmNmNmNmNmM14226998137165225M162498137206247363M1827137206284341480M2030176296402569680M2232225333539765911M24363144706869811176M2741441637102914721764M3046588882122519622352M33507351127147020602450M36559801470176424532940M396011761
4、764215629433626M426515192352274438264606M457017642744313644155390M487522543430392055926664M528027444116470465738330M5685352851495978843710290M60904018597877421079113230M649549987448882012600-M68100568485261078015400-M72105646898001264218060-M761107350107801470021000-M801158143122501813025900-M851208820137202205031500-M9013010584161702450035000-M1001451372020090-M1101551636624990-M1201751989429890-1、以上是德国工业标准，表中扭矩为螺栓达到屈服极限的70%时所测定。2、建议锁紧力矩值为：表中数值（7080）%例如：M48，8.8级螺栓，则锁紧力矩为392080%3136Nm 3、拆松力矩为锁紧力矩的1.52倍。例如：上例锁紧力矩为3136Nm，则其拆松力矩约为3136（1.52）47046272Nm
