强度等级 | 4.8 | 6.8 | 8.8 | 10.9 | 12.9 | ||||||
最小破断强度 | 392Mpa | 588Mpa | 784Mpa | 941Mpa | 1176Mpa | ||||||
材质 | 一般构造 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 | 扭矩值 | 扭矩值 | 扭矩值 | 扭矩值 | 扭矩值 | |||||
KGM | Nm | KGM | Nm | KGM | Nm | KGM | Nm | KGM | Nm | ||
M14 | 22mm | 7 | 69 | 10 | 98 | 14 | 137 | 17 | 165 | 23 | 225 |
M16 | 24mm | 10 | 98 | 14 | 137 | 21 | 206 | 25 | 247 | 36 | 363 |
M18 | 27mm | 14 | 137 | 21 | 206 | 29 | 284 | 35 | 341 | 49 | 480 |
M20 | 30mm | 18 | 176 | 28 | 296 | 41 | 402 | 58 | 569 | 69 | 480 |
M22 | 34mm | 23 | 225 | 34 | 333 | 55 | 539 | 78 | 765 | 93 | 911 |
M24 | 36mm | 32 | 314 | 48 | 470 | 70 | 686 | 100 | 981 | 120 | 1176 |
M27 | 41mm | 45 | 441 | 65 | 637 | 105 | 1029 | 150 | 1472 | 180 | 1764 |
M30 | 46mm | 60 | 588 | 90 | 882 | 125 | 1225 | 200 | 1962 | 240 | 2352 |
M33 | 50mm | 75 | 735 | 115 | 1127 | 150 | 1470 | 210 | 2060 | 250 | 2450 |
M36 | 55mm | 100 | 980 | 150 | 1470 | 180 | 1764 | 250 | 2453 | 300 | 2940 |
M39 | 60mm | 120 | 1176 | 180 | 1764 | 220 | 2156 | 300 | 2943 | 370 | 3626 |
M42 | 65mm | 155 | 1519 | 240 | 2352 | 280 | 2744 | 390 | 3826 | 470 | 4606 |
M45 | 70mm | 180 | 1764 | 280 | 2744 | 320 | 3136 | 450 | 4415 | 550 | 5390 |
M48 | 75mm | 230 | 2254 | 350 | 3430 | 400 | 3920 | 570 | 5592 | 680 | 6664 |
M52 | 80mm | 280 | 2744 | 420 | 4116 | 480 | 4704 | 670 | 6573 | 850 | 8330 |
M56 | 85mm | 360 | 3528 | 530 | 5149 | 610 | 5978 | 860 | 8437 | 1050 | 10290 |
M60 | 90mm | 410 | 4018 | 610 | 5978 | 790 | 7742 | 1100 | 10791 | 1350 | 13230 |
M64 | 95mm | 510 | 4998 | 760 | 7448 | 900 | 8820 | 1224 | 11998 | 1530 | 14994 |
M68 | 100mm | 580 | 5684 | 870 | 8526 | 1100 | 10780 | 1392 | 13645 | 1740 | 17053 |
M72 | 105mm | 660 | 6468 | 1000 | 9800 | 1290 | 12642 | 1584 | 15527 | 1980 | 19405 |
M76 | 110mm | 750 | 7350 | 1100 | 10780 | 1500 | 14700 | 1800 | 17644 | 2250 | 22050 |
M80 | 115mm | 830 | 8143 | 1250 | 12250 | 1850 | 18130 | 1992 | 19547 | 2489 | 24429 |
M85 | 120mm | 900 | 8820 | 1400 | 13720 | 2250 | 22050 | 2160 | 21172 | 2699 | 26459 |
M90 | 130mm | 1080 | 10584 | 1650 | 16170 | 2500 | 24500 | 2593 | 25407 | 3241 | 31752 |
M100 | 145mm | 1400 | 13720 | 2050 | 20090 | 2800 | 27440 | 3361 | 32935 | 4200 | 41160 |
M110 | 155mm | 1670 | 16366 | 2550 | 24990 | 3340 | 32732 | 4009 | 39287 | 5010 | 49098 |
M120 | 170mm | 2030 | 19894 | 3050 | 29890 | 4060 | 39788 | 4873 | 47756 | 6090 | 59682 |