螺栓、螺钉和螺柱公称长度
| 公称长度 L / mm | 2 | -2.5 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 14 | |
| Norminal Length L / mm | ||||||||||||||
| 最小值 | A级 | 1.8 | 2.3 | 2.8 | 3.76 | 4.76 | 5.76 | 6.71 | 7.71 | 8.71 | 9.71 | 10.65 | 11.65 | 13.65 |
| 最大值 | 2.2 | 2.7 | 3.2 | 4.24 | 5.24 | 6.24 | 7.29 | 8.29 | 9.29 | 10.29 | 11.35 | 12.35 | 14.35 | |
| 最小值 | B级 | – | – | – | – | – | – | – | – | – | 9.25 | 10.1 | 11.1 | 13.1 |
| 最大值 | – | – | – | – | – | – | – | – | – | 10.75 | 11.9 | 12.9 | 14.9 | |
| 最小值 | C级 | – | – | – | – | – | – | – | – | – | 9.25 | 10.1 | 11.1 | 13.1 |
| 最大值 | – | – | – | – | – | – | – | – | – | 10.75 | 11.9 | 12.9 | 14.9 | |
| 公称长度 L / mm | 16 | 18 | 20 | 22 | 25 | 28 | 30 | 32 | 35 | 38 | 40 | 45 | 50 | |
| Norminal Length L / mm | ||||||||||||||
| 最小值 | A级 | 15.65 | 17.65 | 19.58 | 21.58 | 24.58 | 27.58 | 29.58 | 31.5 | 34.5 | 37.5 | 39.5 | 44.5 | 49.5 |
| 最大值 | 16.35 | 18.35 | 20.42 | 22.42 | 25.42 | 28.42 | 30.42 | 32.5 | 35.5 | 38.5 | 40.5 | 45.5 | 50.5 | |
| 最小值 | B级 | 15.1 | 17.1 | 18.95 | 20.95 | 23.95 | 26.95 | 28.95 | 30.75 | 33.75 | 36.75 | 38.75 | 43.75 | 48.75 |
| 最大值 | 16.9 | 18.9 | 21.05 | 23.05 | 26.05 | 29.05 | 31.05 | 33.25 | 36.25 | 39.25 | 41.25 | 46.25 | 51.25 | |
| 最小值 | C级 | 15.1 | 17.1 | 18.95 | 20.95 | 23.95 | 26.95 | 28.95 | 30.75 | 33.75 | 36.75 | 38.75 | 43.75 | 48.75 |
| 最大值 | 16.9 | 18.9 | 21.05 | 23.05 | 26.05 | 29.05 | 31.05 | 33.25 | 36.25 | 39.25 | 41.25 | 46.25 | 51.25 | |
| 公称长度 L / mm | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | |
| Norminal Length L / mm | ||||||||||||||
| 最小值 | A级 | 54.4 | 59.4 | 64.4 | 69.4 | 74.4 | 79.4 | 84.3 | 89.3 | 94.3 | 99.3 | 104.3 | 109.3 | 114.3 |
| 最大值 | 55.6 | 60.6 | 65.6 | 70.6 | 75.6 | 80.6 | 85.7 | 90.7 | 95.7 | 100.7 | 105.7 | 110.7 | 115.7 | |
| 最小值 | B级 | 53.5 | 58.5 | 63.5 | 68.5 | 73.5 | 78.5 | 83.25 | 88.25 | 93.25 | 98.25 | 103.25 | 108.25 | 113.25 |
| 最大值 | 56.5 | 61.5 | 66.5 | 71.5 | 76.5 | 81.5 | 86.75 | 91.75 | 96.75 | 101.75 | 106.75 | 111.75 | 116.75 | |
| 最小值 | C级 | 53.5 | 58.5 | 63.5 | 68.5 | 73.5 | 78.5 | 83.25 | 88.25 | 93.25 | 98.25 | 103.25 | 108.25 | 113.25 |
| 最大值 | 56.5 | 61.5 | 66.5 | 71.5 | 76.5 | 81.5 | 86.75 | 91.75 | 96.75 | 101.75 | 106.75 | 111.75 | 116.75 | |
| 公称长度 L / mm | 120 | 125 | 130 | 140 | 150 | 160 | 170 | 180 | 190 | 200 | 220 | 240 | 260 | |
| Norminal Length L / mm | ||||||||||||||
| 最小值 | A级 | 119.3 | 124.2 | 129.2 | 139.2 | 149.2 | 159.2 | 169.2 | 179.2 | 189.08 | 199.08 | 219.08 | 239.08 | – |
| 最大值 | 120.7 | 125.8 | 130.8 | 140.8 | 150.8 | 160.8 | 170.8 | 180.8 | 190.93 | 200.93 | 220.93 | 240.93 | – | |
| 最小值 | B级 | 118.25 | 123 | 128 | 138 | 148 | 158 | 168 | 178 | 187.7 | 197.7 | 217.7 | 237.7 | 257.4 |
| 最大值 | 121.75 | 127 | 132 | 142 | 152 | 162 | 172 | 182 | 192.3 | 202.3 | 222.3 | 242.3 | 262.6 | |
| 最小值 | C级 | 118.25 | 123 | 128 | 138 | 148 | 156 | 166 | 176 | 185.4 | 195.4 | 215.4 | 235.4 | 254.8 |
| 最大值 | 121.75 | 127 | 132 | 142 | 152 | 164 | 174 | 184 | 194.6 | 204.6 | 224.6 | 244.6 | 265.2 | |
| 公称长度 L / mm | 280 | 300 | 320 | 340 | 360 | 380 | 400 | 420 | 440 | 460 | 480 | 500 | ||
| Norminal Length L / mm | ||||||||||||||
| 最小值 | A级 | – | – | – | – | – | – | – | – | – | – | – | – | – |
| 最大值 | – | – | – | – | – | – | – | – | – | – | – | – | – | |
| 最小值 | B级 | 277.4 | 297.4 | 317.15 | 337.15 | 357.15 | 377.15 | 397.15 | 416.85 | 436.85 | 456.85 | 476.85 | 496.85 | – |
| 最大值 | 282.6 | 302.6 | 322.85 | 342.85 | 362.85 | 382.85 | 402.85 | 423.15 | 443.15 | 463.15 | 483.15 | 503.15 | – | |
| 最小值 | C级 | 274.8 | 294.8 | 314.3 | 334.3 | 354.3 | 374.3 | 394.3 | 413.7 | 433.7 | 453.7 | 473.7 | 493.7 | – |
| 最大值 | 285.2 | 305.2 | 325.7 | 345.7 | 365.7 | 385.7 | 405.7 | 426.3 | 446.3 | 466.3 | 486.3 | 506.3 | – | |
| 尽量不采用括号内的公称长度。长度公差按 ISO 4759-1 计算。 | ||||||||||||||