DIN931 六角头螺栓（半牙） hexagon head screws
螺纹尺寸
d | |
| P | 螺距 |
| | b | 参考值 | L≤125 | | 125＜L≤200 | | L＞200 | | c | 最小值 |
| | 最大值 |
| | da | 最大值 |
| | ds | 最大值=公称 |
| | 最小值 | A级 | | B级 | | dw | 最小值 | A级 | | B级 | | e | 最小值 | A级 | | B级 | | k | 公称 |
| | A级 | 最小值 | | 最大值 | | B级 | 最小值 | | 最大值 | | k1 | 最小值 |
| | r | 最小值 |
| | s | 最大值=公称 |
| | 最小值 | A级 | | B级 |
| | 0.35 | 0.4 | 0.45 | 0.5 | 0.6 | 0.7 | 0.8 | 1 | 1 | 1.25 | 1.5 | 1.75 | | 9 | 10 | 11 | 12 | 13 | 14 | 16 | 18 | 20 | 22 | 26 | 30 | | - | - | - | - | - | - | 22 | 24 | 26 | 28 | 32 | 36 | | - | - | - | - | - | - | - | - | - | - | 45 | 49 | | 0.1 | 0.1 | 0.1 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | | 0.25 | 0.25 | 0.25 | 0.4 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | | 2 | 2.6 | 3.1 | 3.6 | 4.1 | 4.7 | 5.7 | 6.8 | 7.8 | 9.2 | 11.2 | 13.7 | | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 | 5 | 6 | 7 | 8 | 10 | 12 | | 1.46 | 1.86 | 2.36 | 2.86 | 3.32 | 3.82 | 4.82 | 5.82 | 6.78 | 7.78 | 9.78 | 11.73 | | - | - | - | - | - | - | - | - | - | - | - | - | | 2.4 | 3.2 | 4.1 | 4.6 | 5.1 | 5.9 | 6.9 | 8.9 | 9.8 | 11.6 | 15.6 | 17.4 | | - | - | - | - | - | - | - | - | - | - | - | - | | 3.41 | 4.32 | 5.45 | 6.01 | 6.58 | 7.66 | 8.79 | 11.05 | 12.12 | 14.38 | 18.9 | 21.1 | | - | - | - | - | - | - | - | - | - | - | - | - | | 1.1 | 1.4 | 1.7 | 2 | 2.4 | 2.8 | 3.5 | 4 | 4.8 | 5.3 | 6.4 | 7.5 | | 0.98 | 1.28 | 1.58 | 1.88 | 2.28 | 2.68 | 3.35 | 3.85 | 4.65 | 5.15 | 6.22 | 7.32 | | 1.22 | 1.52 | 1.82 | 2.12 | 2.52 | 2.92 | 3.65 | 4.15 | 4.95 | 5.45 | 6.58 | 7.68 | | - | - | - | - | - | - | - | - | - | - | - | - | | - | - | - | - | - | - | - | - | - | - | - | - | | 0.7 | 0.9 | 1.1 | 1.3 | 1.6 | 1.9 | 2.28 | 2.63 | 3.19 | 3.54 | 4.28 | 5.05 | | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.25 | 0.25 | 0.4 | 0.4 | 0.6 | | 3.2 | 4 | 5 | 5.5 | 6 | 7 | 8 | 10 | 11 | 13 | 17 | 19 | | 3.02 | 3.82 | 4.82 | 5.32 | 5.82 | 6.78 | 7.78 | 9.78 | 10.73 | 12.73 | 16.73 | 18.67 | | - | - | - | - | - | - | - | - | - | - | - | - |
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螺纹尺寸
d | |
| P | 螺距 |
| | b | 参考值 | L≤125 | | 125＜L≤200 | | L＞200 | | c | 最小值 |
| | 最大值 |
| | da | 最大值 |
| | ds | 最大值=公称 |
| | 最小值 | A级 | | B级 | | dw | 最小值 | A级 | | B级 | | e | 最小值 | A级 | | B级 | | k | 公称 |
| | A级 | 最小值 | | 最大值 | | B级 | 最小值 | | 最大值 | | k1 | 最小值 |
| | r | 最小值 |
| | s | 最大值=公称 |
| | 最小值 | A级 | | B级 |
| | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 3 | 3.5 | 3.5 | 4 | 4 | | 34 | 38 | 42 | 46 | 50 | 54 | 60 | 66 | 72 | 78 | 84 | | 40 | 44 | 48 | 52 | 56 | 60 | 66 | 72 | 78 | 84 | 90 | | 53 | 57 | 61 | 65 | 69 | 73 | 79 | 85 | 91 | 97 | 103 | | 0.15 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.3 | | 0.6 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 1 | | 15.7 | 17.7 | 20.2 | 22.4 | 24.4 | 26.4 | 30.4 | 33.4 | 36.4 | 39.4 | 42.4 | | 14 | 16 | 18 | 20 | 22 | 24 | 27 | 30 | 33 | 36 | 39 | | 13.73 | 15.73 | 17.73 | 19.67 | 21.67 | 23.67 | - | - | - | - | - | | - | 15.57 | 17.57 | 19.48 | 21.48 | 23.48 | 26.48 | 29.48 | 32.38 | 35.38 | 38.38 | | 20.5 | 22.5 | 25.3 | 28.2 | 30 | 33.6 | - | - | - | - | - | | - | 22 | 24.8 | 27.7 | 29.5 | 33.2 | 38 | 42.7 | 46.6 | 51.1 | 55.9 | | 24.49 | 26.75 | 30.14 | 33.53 | 35.72 | 39.98 | - | - | - | - | - | | - | 26.17 | 29.56 | 32.95 | 35.03 | 39.55 | 45.2 | 50.85 | 55.37 | 60.79 | 66.44 | | 8.8 | 10 | 11.5 | 12.5 | 14 | 15 | 17 | 18.7 | 21 | 22.5 | 25 | | 8.62 | 9.82 | 11.28 | 12.28 | 13.78 | 14.78 | - | - | - | - | - | | 8.98 | 10.18 | 11.72 | 12.72 | 14.22 | 15.22 | - | - | - | - | - | | - | 9.71 | 11.15 | 12.15 | 13.65 | 14.65 | 16.65 | 18.28 | 20.58 | 22.08 | 24.58 | | - | 10.29 | 11.85 | 12.85 | 14.35 | 15.35 | 17.35 | 19.12 | 21.42 | 22.92 | 25.42 | | 5.96 | 6.8 | 7.8 | 8.5 | 9.6 | 10.3 | 11.7 | 12.8 | 14.4 | 15.5 | 17.2 | | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 1 | 1 | | 22 | 24 | 27 | 30 | 32 | 36 | 41 | 46 | 50 | 55 | 60 | | 21.67 | 23.67 | 26.67 | 29.67 | 31.61 | 35.38 | - | - | - | - | - | | - | 23.16 | 26.16 | 29.16 | 31 | 35 | 40 | 45 | 49 | 53.8 | 58.8 |
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①,材料：
a)钢，性能等级：5.6,8.8,10.9按DIN ISO 898-1
b)不锈钢，性能等级：≤M20：A2-70,A4-70；> M20: A2-50, A4-50；C3，C4；按DIN 267-11
c)有色金属，材料等级按协议，标准DIN 267-18 |
| 材料 | |
| 通用要求 | | 螺纹 | 公差 |
| | 标准 |
| | 机械性能 | 等级 |
| | 标准 |
| | 公差 | 产品等级 |
| | 标准 |
| | 表面处理 | - |
| | - |
| | 表面粗糙度 | | 表面缺陷 | | 验收及包装 |
| | DIN 267 part 1 | | 6g | | DIN 13 part 12,15 | | 5.6，8.8，10.9，12.9 | ≤ M20：A2-70，A4-70
＞M20：A2-50，A4-50
C3, C4 | 按协议 | | DIN ISO 898 part 1 | DIN 267 part 11 | DIN 267 part 18 | A：≤ M24, 且L ≤ 10d或150mm
B：＞M24，或L＞10d或150mm | | DIN ISO 4759 part 1 | 不经处理
blackened from 8.8 （thermally or chemically) | bright | bright | 电镀 DIN 267 part 9
热浸镀锌 DIN 267 part 10 | | DIN 267 part 2 | | DIN 267 part 19 | | DIN 267 part 5 |
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