常用螺栓扭矩标准.xls

螺栓直径S尺寸日本标准德国标准 M6101.2 M8132.52.4 M10175.54.6 M121998 M142214 M162423.519.9 M182732 M20304738.8 M223266.5 M243682.567 M274112098.3 M3046155134 M3350200 M3655250233 M3960300303 M4265373 M4875561 M52725 M5685907 M56X4957 M64951360 M64X41450 M721052090 M76X42460 M801152870 M901304110 M1001455670 螺栓扭矩标准（螺栓扭矩标准（kg/m) 螺栓直径/mmS尺寸/mm4.6级5.6级6.6级8.8级10.9级12.9级 M61045576891213141520 M813101212151418222929353750 M1017202525312939445864767488 M121935444454496476102108127128171 M1422546969888398121162176206204273 M162488108108137127157189252274323319425 M1827118147147186176216260347372441489565 M2030167206206265245314369492529637622830 M22322252842843433434315026697258628471129 M2436294370370441441539638850921109810961435 M274144151953968663778493312441372161715742099 M3046529666666833784980126716891666196021382850 M365588210781098137213231677221429522744328337364981 M4265137216661705273619602548354047214263509659747966 M48752058245023342548308738225311708164687742896211949 螺栓扭矩标准（N/m) 螺栓扭矩标准（N/m) 汽车用螺纹紧固件拧紧扭矩规范 本标准适用于碳素钢或合金钢制造的螺纹直径为620mm、6级精度以上的汽车用一般螺栓、螺钉、螺柱和螺母的紧固。其螺纹尺寸及公 差按GB 19381普通螺纹 直径与螺距系列、GBI96一81普通螺纹基本尺寸和GB19781普通螺纹公差与配合标准的规定； 螺栓、螺钉、螺柱和螺母机械性能、螺栓、螺钉、螺柱与螺母被拧入基体件强度级别的组合按GB 309882紧固件机械性能标准的 规定，本标准不适用于承受交变载荷或加润滑剂装配的螺栓、螺钉、螺柱和螺母的紧固件，以及紧定螺钉和类似的不规定抗拉强度的螺 纹紧固件。 通过试验和数学分析得出，汽车用普通螺纹紧固件拧紧扭矩系数的平均值为0.284。对于表14中未规定的各级机械性能的螺纹紧固件 的拧紧扭矩，可按经验公式计算确定。 内六角外六角 螺 栓螺 栓 S(mm)S(mm)M(mm)Fv(N)Ma（Nm）Fv(N)Ma（Nm）Fv(N)Ma（Nm） 1.54M22550.13450.157100.3 25M2.54850.266550.351,3100.71 2.255.5M36300.371,0500.621,7000.99 6M3.58500.571,4000.952,2501.5 37M41,1000.851,8501.42,9002.3 48、9M51,8001.73,0002.84,8004.5 510M62,5502.94,2004.86,7507.7 613、14M84,65077,7501212,40019 815、17M107,4001412,3002319,70037 1019、21M1210,8002418,0004028,80065 1222、23M1414,8003924,7006439,500105 1424、26M1620,4005934,0009854,500155 27M1824,8008141,30013566,000215 1730M2031,90011553,00019085,000305 32M2239,90015566,500260106,000415 1936M2445,90020076,500330122,000530 41M2780,500295100,000490161,000780 2246M3073,500395122,000660196,0001,050 50M3391,500540153,000900244,0001,450 2755M36107,000690179,0001,150287,0001,850 60M39129,000900215,0001,500345,0002,400 3265M42148,0001,100247,0001,850395,0002,950 70M45173,0001,400289,0002,300462,0003,700 3675M48195,0001,700325,0002,800520,0004,450 80M52234,0002,150390,0003,600624,0005,750 4185M56270,0002,700450,0004,500719,0007,150 90M60315,0003,350525,0005,550841,0008,900 4695M64357,0004,000595,0006,700951,00010,700 S-内六角或外六方两平行边距离Fv-螺栓预紧力 螺栓直径 DIN267性能等级(螺栓强度等级) 3.65.66.9 Fv(N)Ma（Nm）Fv(N)Ma（Nm）Fv(N)Ma（Nm） 8350.351,1700.51,4150.6 1,5500.832,1801.182,6201.4 2,2501.33,1501.93,8002.2 3,00024,2502.95,1003.4 3,90035,7504.46,7005.1 6,4005.99,4008.711,00010 9,0001013,2001515,50018 16,5002524,3003628,40043 26,3004938,7007245,20084 38,4008556,50012566,000145 52,50013577,50020090,500235 72,500210107,000310125,000365 91,000300129,000430152,000500 117,000425166,000610195,000710 146,000580208,000820244,000960 168,000730240,0001,050281,0001,220 222,0001,100316,0001,550369,0001,800 269,0001,450384,0002,100449,0002,450 326,0001,900458,0002,700550,0003,250 382,0002,450537,0003,450645,0004,150 460,0003,200646,0004,500775,0005,400 526,0003,950740,0005,550888,0006,650 616,0004,950867,0006,9501,050,0008,350 693,0005,950974,0008,4001,150,00010,100 832,0007,6501,169,00010,8001,403,00012,900 959,0009,5501,349,00013,4001,618,00016,100 1,121,00011,9001,576,00016,7001,892,00020,000 1,268,00014,3001,784,00021,1002,140,00024,100 Ma-螺栓扭矩 DIN267性能等级(螺栓强度等级) 8.810.912.9 螺栓直径/mm4.6级8.8级10.9级 最小破断强度392 Mpa784 Mpa941 Mpa M661014 M8112532 M10235471