常用螺栓屈服强度预紧力计算程序及对照表

Sheet1 常用螺栓强度极限/屈服极限/预紧力/预紧力矩一览 表 关于同志近三年现实表现材料材料类招标技术评分表图表与交易pdf视力表打印pdf用图表说话 pdf 螺栓规格 螺栓型号 螺栓公称直径D/MM 应力截面积/MM² 性能等级 3.6 4.6 4.8 5.6 5.8 6.8 8.8 9.8 10.9 12.9 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 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 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 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 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 屈服极限/N 预紧力/N 预紧力矩/N.M M1 1 0.46 138 83 50 0.0149 184 110 66 0.0199 184 147 88 0.0265 230 138 83 0.0248 230 184 110 0.0331 276 221 132 0.0397 368 294 177 0.0530 414 331 199 0.0596 460 414 248 0.0745 552 497 298 0.0894 M2 2 2.07 621 373 224 0.1341 828 497 298 0.1788 828 662 397 0.2385 1,035 621 373 0.2236 1,035 828 497 0.2981 1,242 994 596 0.3577 1,656 1,325 795 0.4769 1,863 1,490 894 0.5365 2,070 1,863 1,118 0.6707 2,484 2,236 1,341 0.8048 M3 3 5.03 1,509 905 543 0.4889 2,012 1,207 724 0.6519 2,012 1,610 966 0.8692 2,515 1,509 905 0.8149 2,515 2,012 1,207 1.0865 3,018 2,414 1,449 1.3038 4,024 3,219 1,932 1.7384 4,527 3,622 2,173 1.9557 5,030 4,527 2,716 2.4446 6,036 5,432 3,259 2.9335 M4 4 8.78 2,634 1,580 948 1.1379 3,512 2,107 1,264 1.5172 3,512 2,810 1,686 2.0229 4,390 2,634 1,580 1.8965 4,390 3,512 2,107 2.5286 5,268 4,214 2,529 3.0344 7,024 5,619 3,372 4.0458 7,902 6,322 3,793 4.5516 8,780 7,902 4,741 5.6894 10,536 9,482 5,689 6.8273 M5 5 14.2 4,260 2,556 1,534 2.3004 5,680 3,408 2,045 3.0672 5,680 4,544 2,726 4.0896 7,100 4,260 2,556 3.8340 7,100 5,680 3,408 5.1120 8,520 6,816 4,090 6.1344 11,360 9,088 5,453 8.1792 12,780 10,224 6,134 9.2016 14,200 12,780 7,668 11.5020 17,040 15,336 9,202 13.8024 M6 6 20.1 6,030 3,618 2,171 3.9074 8,040 4,824 2,894 5.2099 8,040 6,432 3,859 6.9466 10,050 6,030 3,618 6.5124 10,050 8,040 4,824 8.6832 12,060 9,648 5,789 10.4198 16,080 12,864 7,718 13.8931 18,090 14,472 8,683 15.6298 20,100 18,090 10,854 19.5372 24,120 21,708 13,025 23.4446 M8 8 36.6 10,980 6,588 3,953 9.4867 14,640 8,784 5,270 12.6490 14,640 11,712 7,027 16.8653 18,300 10,980 6,588 15.8112 18,300 14,640 8,784 21.0816 21,960 17,568 10,541 25.2979 29,280 23,424 14,054 33.7306 32,940 26,352 15,811 37.9469 36,600 32,940 19,764 47.4336 43,920 39,528 23,717 56.9203 M10 10 58 17,400 10,440 6,264 18.7920 23,200 13,920 8,352 25.0560 23,200 18,560 11,136 33.4080 29,000 17,400 10,440 31.3200 29,000 23,200 13,920 41.7600 34,800 27,840 16,704 50.1120 46,400 37,120 22,272 66.8160 52,200 41,760 25,056 75.1680 58,000 52,200 31,320 93.9600 69,600 62,640 37,584 112.7520 M12 12 84.3 25,290 15,174 9,104 32.7758 33,720 20,232 12,139 43.7011 33,720 26,976 16,186 58.2682 42,150 25,290 15,174 54.6264 42,150 33,720 20,232 72.8352 50,580 40,464 24,278 87.4022 67,440 53,952 32,371 116.5363 75,870 60,696 36,418 131.1034 84,300 75,870 45,522 163.8792 101,160 91,044 54,626 196.6550 M14 14 115 34,500 20,700 12,420 52.1640 46,000 27,600 16,560 69.5520 46,000 36,800 22,080 92.7360 57,500 34,500 20,700 86.9400 57,500 46,000 27,600 115.9200 69,000 55,200 33,120 139.1040 92,000 73,600 44,160 185.4720 103,500 82,800 49,680 208.6560 115,000 103,500 62,100 260.8200 138,000 124,200 74,520 312.9840 M16 16 157 47,100 28,260 16,956 81.3888 62,800 37,680 22,608 108.5184 62,800 50,240 30,144 144.6912 78,500 47,100 28,260 135.6480 78,500 62,800 37,680 180.8640 94,200 75,360 45,216 217.0368 125,600 100,480 60,288 289.3824 141,300 113,040 67,824 325.5552 157,000 141,300 84,780 406.9440 188,400 169,560 101,736 488.3328 M18 18 192 57,600 34,560 20,736 111.9744 76,800 46,080 27,648 149.2992 76,800 61,440 36,864 199.0656 96,000 57,600 34,560 186.6240 96,000 76,800 46,080 248.8320 115,200 92,160 55,296 298.5984 153,600 122,880 73,728 398.1312 172,800 138,240 82,944 447.8976 192,000 172,800 103,680 559.8720 230,400 207,360 124,416 671.8464 M20 20 245 73,500 44,100 26,460 158.7600 98,000 58,800 35,280 211.6800 98,000 78,400 47,040 282.2400 122,500 73,500 44,100 264.6000 122,500 98,000 58,800 352.8000 147,000 117,600 70,560 423.3600 196,000 156,800 94,080 564.4800 220,500 176,400 105,840 635.0400 245,000 220,500 132,300 793.8000 294,000 264,600 158,760 952.5600 M22 22 303 90,900 54,540 32,724 215.9784 121,200 72,720 43,632 287.9712 121,200 96,960 58,176 383.9616 151,500 90,900 54,540 359.9640 151,500 121,200 72,720 479.9520 181,800 145,440 87,264 575.9424 242,400 193,920 116,352 767.9232 272,700 218,160 130,896 863.9136 303,000 272,700 163,620 1079.8920 363,600 327,240 196,344 1295.8704 M24 24 353 105,900 63,540 38,124 274.4928 141,200 84,720 50,832 365.9904 141,200 112,960 67,776 487.9872 176,500 105,900 63,540 457.4880 176,500 141,200 84,720 609.9840 211,800 169,440 101,664 731.9808 282,400 225,920 135,552 975.9744 317,700 254,160 152,496 1097.9712 353,000 317,700 190,620 1372.4640 423,600 381,240 228,744 1646.9568 M27 27 459 137,700 82,620 49,572 401.5332 183,600 110,160 66,096 535.3776 183,600 146,880 88,128 713.8368 229,500 137,700 82,620 669.2220 229,500 183,600 110,160 892.2960 275,400 220,320 132,192 1070.7552 367,200 293,760 176,256 1427.6736 413,100 330,480 198,288 1606.1328 459,000 413,100 247,860 2007.6660 550,800 495,720 297,432 2409.1992 M30 30 561 168,300 100,980 60,588 545.2920 224,400 134,640 80,784 727.0560 224,400 179,520 107,712 969.4080 280,500 168,300 100,980 908.8200 280,500 224,400 134,640 1211.7600 336,600 269,280 161,568 1454.1120 448,800 359,040 215,424 1938.8160 504,900 403,920 242,352 2181.1680 561,000 504,900 302,940 2726.4600 673,200 605,880 363,528 3271.7520 M33 33 694 208,200 124,920 74,952 742.0248 277,600 166,560 99,936 989.3664 277,600 222,080 133,248 1,319.1552 347,000 208,200 124,920 1236.7080 347,000 277,600 166,560 1648.9440 416,400 333,120 199,872 1978.7328 555,200 444,160 266,496 2638.3104 624,600 499,680 299,808 2968.0992 694,000 624,600 374,760 3710.1240 832,800 749,520 449,712 4452.1488 M36 36 817 245,100 147,060 88,236 952.9488 326,800 196,080 117,648 1,270.5984 326,800 261,440 156,864 1,694.1312 408,500 245,100 147,060 1588.2480 408,500 326,800 196,080 2117.6640 490,200 392,160 235,296 2541.1968 653,600 522,880 313,728 3388.2624 735,300 588,240 352,944 3811.7952 817,000 735,300 441,180 4764.7440 980,400 882,360 529,416 5717.6928 M39 39 976 292,800 175,680 105,408 1,233.2736 390,400 234,240 140,544 1,644.3648 390,400 312,320 187,392 2,192.4864 488,000 292,800 175,680 2055.4560 488,000 390,400 234,240 2740.6080 585,600 468,480 281,088 3288.7296 780,800 624,640 374,784 4384.9728 878,400 702,720 421,632 4933.0944 976,000 878,400 527,040 6166.3680 1,171,200 1,054,080 632,448 7399.6416 表一 预紧力矩K值表 表二 紧螺栓连接的许用应力级安全系数 表三 许用剪切和挤压应力及安全系数 摩擦表面状况 有润滑 无润滑 K= 0.3 许用应力 不控制预紧力时的安全系数 控制预紧力时的安全系数 许用应力及安全系数及被连接材料 剪应力 挤压 许用应力 S 许用应力 S 精加工表面 0.1 0.12 [σ]=σs/S 直径/材料 M6-M16 M16-M30 M30-M60 不分直径 钢 [τ]=σs/S 2.5 [σp]=σs/S 1.25 一般加工表面 0.13-0.15 0.18-0.21 表面氧化 0.2 0.24 碳钢/合金钢 4-3/5-4 3-2/4-3 2-1.3/2.5 1.2-1.5 铸铁 [σp]=σb/S 2-2.5 镀锌表面 0.18 0.22 干燥的粗加工表面 0.26-0.3 静载荷 [σp]=σs/S 1-1.25 注：请选择相应的预紧力矩K值输入蓝色框内！ [σp]=σb/S 2-2.5 变载荷 3.5-5 [σp]=σs/S 1.6-2 [σp]=σb/S 2.5-3.5Sheet2Sheet3