六角头头部带孔螺栓 A和B级(GB/T 32.1—1988)
六角头头部带孔螺栓 A和B级(GB/T 32.1—1988)
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六角头头部带孔螺栓 A和B级(GB/T 32.1—1988) mm |
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其余的型式与尺寸按GB/T 5782—2016规定 |
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标记示例： 螺纹规格d＝M12、公称长度l＝80mm、性能等级为8.8级、表面氧化的六角头头部带孔螺栓的标记： 螺栓 GB/T 32.1 M12×80 |
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螺纹规格 d |
M6 |
M8 |
M10 |
M12 |
(M14) |
M16 |
(M18) |
M20 |
(M22) |
M24 |
(M27) |
M30 |
M36 |
M42 |
M48 |
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|
d1 |
公称 |
1.6 |
2.0 |
2.0 |
2.0 |
2.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
4.0 |
4.0 |
4.0 |
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min |
1.6 |
2.0 |
2.0 |
2.0 |
2.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
3.0 |
4.0 |
4.0 |
4.0 |
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|
max |
1.85 |
2.25 |
2.25 |
2.5 |
2.5 |
3.25 |
3.25 |
3.25 |
3.25 |
3.25 |
3.25 |
3.25 |
4.30 |
4.30 |
4.30 |
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|
h≈ |
2.0 |
2.6 |
3.2 |
3.7 |
4.4 |
5.0 |
5.7 |
6.2 |
7.0 |
7.5 |
8.5 |
9.3 |
11.2 |
13 |
15 |
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技术条件 |
按GB/T 5782—2016及GB/T 5278—1985规定 |
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注：尽可能不采用括号内的规格。 |
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质量 kg |
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螺纹规格 |
M6 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
M22 |
M24 |
M27 |
M30 |
M36 |
M42 |
M48 |
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公称长度 /mm |
每1000件钢制品的质量 ≈ |
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30 |
7.54 |
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35 |
8.58 |
16.18 |
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|
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|
40 |
9.62 |
18.04 |
29.25 |
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|
|
|
|
|
|
|
|
|
|
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45 |
10.66 |
19.89 |
32.18 |
45.84 |
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|
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50 |
11.69 |
21.75 |
35.11 |
50.00 |
71.48 |
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|
55 |
12.73 |
23.60 |
38.04 |
54.27 |
77.25 |
48.38 |
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60 |
13.77 |
25.45 |
40.97 |
58.49 |
83.03 |
55.96 |
146.7 |
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65 |
|
27.31 |
13.90 |
62.70 |
88.80 |
63.54 |
156.3 |
200.4 |
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|
70 |
|
29.16 |
46.83 |
66.92 |
94.57 |
71.12 |
165.9 |
212.3 |
269.6 |
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80 |
|
32.87 |
52.69 |
75.35 |
106.1 |
86.28 |
185.2 |
236.0 |
298.3 |
351.7 |
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|
|
|
|
|
90 |
|
|
58.55 |
83.77 |
117.7 |
101.4 |
204.5 |
259.7 |
327.1 |
386.0 |
513.7 |
647.3 |
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|
|
100 |
|
|
64.41 |
92.20 |
129.2 |
116.6 |
223.7 |
283.4 |
355.9 |
420.3 |
556.7 |
700.5 |
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|
110 |
|
|
|
100.6 |
140.8 |
131.8 |
243.0 |
307.1 |
384.6 |
454.7 |
599.6 |
753.7 |
1151 |
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|
120 |
|
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|
109.1 |
152.3 |
146.9 |
262.2 |
330.8 |
413.4 |
489.0 |
642.6 |
807.0 |
1228 |
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|
130 |
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|
162.8 |
153.8 |
279.7 |
352.6 |
442.2 |
520.4 |
682.6 |
856.3 |
1299 |
1854 |
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|
140 |
|
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174.3 |
168.9 |
298.9 |
376.3 |
468.8 |
554.7 |
725.6 |
909.5 |
1376 |
1959 |
2696 |
|
150 |
|
|
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|
|
184.1 |
318.2 |
400.0 |
497.6 |
589.0 |
768.5 |
962.8 |
1453 |
2063 |
2833 |
|
160 |
|
|
|
|
|
199.2 |
337.4 |
423.7 |
526.3 |
623.4 |
811.5 |
1016 |
1529 |
2168 |
2971 |
|
180 |
|
|
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|
|
|
376.0 |
471.1 |
583.9 |
692.0 |
897.4 |
1123 |
1683 |
2378 |
3246 |
|
200 |
|
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|
|
518.5 |
641.4 |
760.7 |
983.3 |
1229 |
1836 |
2588 |
3521 |
|
220 |
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|
694.3 |
823.0 |
1063 |
1327 |
1978 |
2782 |
3775 |
|
240 |
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891.7 |
1149 |
1433 |
2131 |
2992 |
4051 |
|
260 |
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|
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|
1235 |
1540 |
2285 |
3202 |
4326 |
|
280 |
|
|
|
|
|
|
|
|
|
|
|
1646 |
2438 |
3412 |
4601 |
|
300 |
|
|
|
|
|
|
|
|
|
|
|
1753 |
2592 |
3621 |
4876 |
|
320 |
|
|
|
|
|
|
|
|
|
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|
2745 |
3831 |
5151 |
|
340 |
|
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|
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|
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|
2898 |
4041 |
5426 |
|
360 |
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|
3052 |
4251 |
5701 |
|
380 |
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|
4461 |
5976 |
|
400 |
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4670 |
6251 |
