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发布日期：2024-04-09 浏览次数：
标准类型：GB/中国
标准号：GB/T 13807.2-2-1992
单位：毫米（mm） 规格：M12~M56
| (mm) | P | ds | dp1 | b1 | z1 | c1 |
|---|---|---|---|---|---|---|
| M12 | 1.75 | 8.5 | 8.5 | 10 | 6 | 1 |
| M16 | 2 | 12 | 12 | 13.5 | 7 | 1.5 |
| M20 | 2.5 | 15 | 15 | 16.5 | 9.5 | 1.5 |
| M24 | 3 | 18 | 18 | 20 | 11 | 2 |
| M27 | 3 | 20.5 | 21 | 22.5 | 11 | 2 |
| M30 | 3.5 | 23 | 23 | 25 | 13 | 2.5 |
| M33 | 3.5 | 25.5 | 26 | 27.5 | 13 | 2.5 |
| M36 | 4 | 27.5 | 28 | 30 | 14.5 | 3 |
| M39 | 4 | 30.5 | 31 | 32.5 | 14.5 | 3 |
| M42 | 4.5 | 32.5 | 33 | 35 | 17 | 3.5 |
| M45 | 4.5 | 35.5 | 36 | 37.5 | 17 | 3.5 |
| M48 | 5 | 37.5 | 38 | 39.5 | 18.5 | 4 |
| M52 | 5 | 41 | 42 | 43.5 | 18.5 | 4 |
| M56 | 5.5 | 44 | 45 | 46.5 | 20.5 | 4.5 |
