常用螺栓屈服强度预紧力计算程序及对照表.xls

强度极限/N 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N M110.4613883500.0149184 M222.076213732240.1341828 M335.031,5099055430.48892,012 M448.782,6341,5809481.13793,512 M5514.24,2602,5561,5342.30045,680 M6620.16,0303,6182,1713.90748,040 M8836.610,9806,5883,9539.486714,640 M10105817,40010,4406,26418.792023,200 M121284.325,29015,1749,10432.775833,720 M141411534,50020,70012,42052.164046,000 M161615747,10028,26016,95681.388862,800 M181819257,60034,56020,736111.974476,800 M202024573,50044,10026,460158.760098,000 M222230390,90054,54032,724215.9784121,200 M2424353105,90063,54038,124274.4928141,200 M2727459137,70082,62049,572401.5332183,600 M3030561168,300100,98060,588545.2920224,400 M3333694208,200124,92074,952742.0248277,600 M3636817245,100147,06088,236952.9488326,800 M3939976292,800175,680105,4081,233.2736390,400 0.10.12 0.13-0.150.18-0.21 0.20.24 0.180.22 0.26-0.3 注：请选择相应的预紧力矩K值输入蓝色框内！ 螺 栓 规 格 表 一 螺栓型号 螺栓公称 直径D/MM 应力截面 积/MM 有润滑无润滑 K=K=0.30.3 摩擦表面状况 精加工表面 一般加工表面 表面氧化 镀锌表面 干燥的粗加工表面 预紧力矩K值表紧螺栓连接的许用应力级安全系数 表 二 许用应力 = s/S 3.6 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 110660.0199184147880.0265230 4972980.17888286623970.23851,035 1,2077240.65192,0121,6109660.86922,515 2,1071,2641.51723,5122,8101,6862.02294,390 3,4082,0453.06725,6804,5442,7264.08967,100 4,8242,8945.20998,0406,4323,8596.946610,050 8,7845,27012.649014,64011,7127,02716.865318,300 13,9208,35225.056023,20018,56011,13633.408029,000 20,23212,13943.701133,72026,97616,18658.268242,150 27,60016,56069.552046,00036,80022,08092.736057,500 37,68022,608108.518462,80050,24030,144144.691278,500 46,08027,648149.299276,80061,44036,864199.065696,000 58,80035,280211.680098,00078,40047,040282.2400122,500 72,72043,632287.9712121,20096,96058,176383.9616151,500 84,72050,832365.9904141,200112,96067,776487.9872176,500 110,16066,096535.3776183,600146,88088,128713.8368229,500 134,64080,784727.0560224,400179,520107,712969.4080280,500 166,56099,936989.3664277,600222,080133,2481,319.1552347,000 196,080117,6481,270.5984326,800261,440156,8641,694.1312408,500 234,240140,5441,644.3648390,400312,320187,3922,192.4864488,000 变载荷 钢 铸铁 静载荷 2-1.3/2.5 表 三 许用应力及安全系数 及被连接材料 控制预紧力时的安全系数 不分直径 1.2-1.5 不控制预紧力时的安全系数 紧螺栓连接的许用应力级安全系数许用剪切和挤压应力及安全系数 直径/材料 碳钢/合 金钢 M6-M16 4-3/5-4 M16-M30 3-2/4-3 M30-M60 4.64.8 屈服极限/N预紧力/N预紧力矩/N.M 强度极限/N 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 138830.02482301841100.0331276 6213730.22361,0358284970.29811,242 1,5099050.81492,5152,0121,2071.08653,018 2,6341,5801.89654,3903,5122,1072.52865,268 4,2602,5563.83407,1005,6803,4085.11208,520 6,0303,6186.512410,0508,0404,8248.683212,060 10,9806,58815.811218,30014,6408,78421.081621,960 17,40010,44031.320029,00023,20013,92041.760034,800 25,29015,17454.626442,15033,72020,23272.835250,580 34,50020,70086.940057,50046,00027,600115.920069,000 47,10028,260135.648078,50062,80037,680180.864094,200 57,60034,560186.624096,00076,80046,080248.8320115,200 73,50044,100264.6000122,50098,00058,800352.8000147,000 90,90054,540359.9640151,500121,20072,720479.9520181,800 105,90063,540457.4880176,500141,20084,720609.9840211,800 137,70082,620669.2220229,500183,600110,160892.2960275,400 168,300100,980908.8200280,500224,400134,6401211.7600336,600 208,200124,9201236.7080347,000277,600166,5601648.9440416,400 245,100147,0601588.2480408,500326,800196,0802117.6640490,200 292,800175,6802055.4560488,000390,400234,2402740.6080585,600 许用应力S许用应力S p= s/S1-1.25 p= b/S2-2.5 p= s/S1.6-2 p= b/S2.5-3.5 p= s/S p= b/S 1.25 2-2.5 变载荷 钢 铸铁 静载荷 = s/S 2.5 3.5-5 许用应力及安全系数 及被连接材料 许用剪切和挤压应力及安全系数 剪应力挤压 常用螺栓强度极限/屈服极限/预紧力/预紧力矩一览表 性能等级 5.65.8 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 2211320.03973682941770.0530414 9945960.35771,6561,3257950.47691,863 2,4141,4491.30384,0243,2191,9321.73844,527 4,2142,5293.03447,0245,6193,3724.04587,902 6,8164,0906.134411,3609,0885,4538.179212,780 9,6485,78910.419816,08012,8647,71813.893118,090 17,56810,54125.297929,28023,42414,05433.730632,940 27,84016,70450.112046,40037,12022,27266.816052,200 40,46424,27887.402267,44053,95232,371116.536375,870 55,20033,120139.104092,00073,60044,160185.4720103,500 75,36045,216217.0368125,600100,48060,288289.3824141,300 92,16055,296298.5984153,600122,88073,728398.1312172,800 117,60070,560423.3600196,000156,80094,080564.4800220,500 145,44087,264575.9424242,400193,920116,352767.9232272,700 169,440101,664731.9808282,400225,920135,552975.9744317,700 220,320132,1921070.7552367,200293,760176,2561427.6736413,100 269,280161,5681454.1120448,800359,040215,4241938.8160504,900 333,120199,8721978.7328555,200444,160266,4962638.3104624,600 392,160235,2962541.1968653,600522,880313,7283388.2624735,300 468,480281,0883288.7296780,800624,640374,7844384.9728878,400 常用螺栓强度极限/屈服极限/预紧力/预紧力矩一览表 6.88.8 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 屈服极限/N预紧力/N预紧力矩/N.M强度极限/N 3311990.05964604142480.0745552 1,4908940.53652,0701,8631,1180.67072,484 3,6222,1731.95575,0304,5272,7162.44466,036 6,3223,7934.55168,7807,9024,7415.689410,536 10,2246,1349.201614,20012,7807,66811.502017,040 14,4728,68315.629820,10018,09010,85419.537224,120 26,35215,81137.946936,60032,94019,76447.433643,920 41,76025,05675.168058,00052,20031,32093.960069,600 60,69636,418131.103484,30075,87045,522163.8792101,160 82,80049,680208.6560115,000103,50062,100260.8200138,000 113,04067,824325.5552157,000141,30084,780406.9440188,400 138,24082,944447.8976192,000172,800103,680559.8720230,400 176,400105,840635.0400245,000220,500132,300793.8000294,000 218,160130,896863.9136303,000272,700163,6201079.8920363,600 254,160152,4961097.9712353,000317,700190,6201372.4640423,600 330,480198,2881606.1328459,000413,100247,8602007.6660550,800 403,920242,3522181.1680561,000504,900302,9402726.4600673,200 499,680299,8082968.0992