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不淬硬钢和奥氏体不锈钢内螺纹圆柱销(GB/T 120.1—2000) mm |
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标记示例： 公称直径d＝6 mm、公差为m6、公称长度l＝30 mm、材料为钢、不经淬火、不经表面处理的内螺纹圆柱销的标记: 销 GB/T 120.1 6×30 公称直径d＝6 mm、公差为m6、公称长度l＝30 mm、材料为A1组奥氏体不锈钢、表面简单处理的内螺纹圆柱销的标记: 销 GB/T 120.1 6×30-A1 |
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d m6 |
c1 ≈ |
c2 ≈ |
d1 |
螺距 P |
d2 |
t1 |
t2 min |
t3 |
l的范围 |
|
6 |
0.8 |
1.2 |
M4 |
0.7 |
4.3 |
6 |
10 |
1 |
16～60 |
|
8 |
1 |
1.6 |
M5 |
0.8 |
5.3 |
8 |
12 |
1.2 |
18～80 |
|
10 |
1.2 |
2 |
M6 |
1 |
6.4 |
10 |
16 |
1.2 |
22～100 |
|
12 |
1.6 |
2.5 |
M6 |
1 |
6.4 |
12 |
20 |
1.2 |
26～120 |
|
16 |
2 |
3 |
M8 |
1.25 |
8.4 |
16 |
25 |
1.5 |
32～160 |
|
20 |
2.5 |
3.5 |
M10 |
1.5 |
10.5 |
18 |
28 |
1.5 |
40～200 |
|
25 |
3 |
4 |
M16 |
2 |
17 |
24 |
35 |
2 |
50～200 |
|
30 |
4 |
5 |
M20 |
2.5 |
21 |
30 |
40 |
2 |
60～200 |
|
40 |
5 |
6.3 |
M20 |
2.5 |
21 |
30 |
40 |
2.5 |
80～200 |
|
50 |
6.3 |
8 |
M24 |
3 |
25 |
36 |
50 |
2.5 |
100～200 |
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公称长度l的商品规格系列: mm |
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|
公称 |
16 |
18 |
20 |
22 |
24 |
26 |
28 |
30 |
32 |
35 |
40 |
45 |
50 |
55 |
|
min |
15.5 |
17.5 |
19.5 |
21.5 |
23.5 |
25.5 |
27.5 |
29.5 |
31.5 |
34.5 |
39.5 |
44.5 |
49.5 |
54.25 |
|
max |
16.5 |
18.5 |
20.5 |
22.5 |
24.5 |
26.5 |
28.5 |
30.5 |
32.5 |
35.5 |
40.5 |
45.5 |
50.5 |
55.75 |
|
公称 |
60 |
65 |
70 |
75 |
80 |
85 |
90 |
95 |
100 |
120 |
140 |
160 |
180 |
200 |
|
min |
59.25 |
64.25 |
69.25 |
74.25 |
79.25 |
84.25 |
89.25 |
94.25 |
99.25 |
119.25 |
139.25 |
159.25 |
179.25 |
199.25 |
|
max |
60.75 |
65.75 |
70.75 |
75.75 |
80.75 |
85.75 |
90.75 |
95.75 |
100.75 |
120.75 |
140.75 |
160.75 |
180.75 |
200.75 |
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注：公称长度大于200mm，按20mm递增。 |
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技 术 条 件 |
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螺 纹 |
6H |
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材 料 |
钢 |
奥氏体不锈钢 |
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硬度125～245HV30 |
A1 硬度210～280HV30 |
|
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表面粗糙度 |
Ra≤0.8μm |
|
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表面缺陷 |
不允许有不规则的和有害的缺陷。销的任何部位不得有毛刺 |
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表面处理 |
不经处理；氧化；镀锌钝化；磷化 |
简单处理 |
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其他表面镀层或表面处理，应由供需双方协议。所有公差仅适用于涂、镀前的公差 |
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质量 kg |
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公称直径/mm |
6 |
8 |
10 |
12 |
16 |
20 |
25 |
30 |
40 |
50 |
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公称长度/mm |
每1000件钢制品的质量 ≈ |
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|
16 |
2.78 |
|
|
|
|
|
|
|
|
|
|
18 |
3.22 |
5.62 |
|
|
|
|
|
|
|
|
|
20 |
3.66 |
6.41 |
|
|
|
|
|
|
|
|
|
22 |
4.11 |
7.20 |
10.74 |
|
|
|
|
|
|
|
|
24 |
4.55 |
7.99 |
11.97 |
|
|
|
|
|
|
|
|
26 |
5.00 |
8.77 |
13.21 |
19.55 |
|
|
|
|
|
|
|
28 |
5.44 |
9.56 |
14.44 |
21.33 |
|
|
|
|
|
|
|
30 |
5.88 |
10.35 |
15.67 |
23.10 |
|
|
|
|
|
|
|
32 |
6.33 |
11.14 |
16.91 |
24.88 |
42.54 |
|
|
|
|
|
|
35 |
6.99 |
12.33 |
18.76 |
27.54 |
47.28 |
|
|
|
|
|
|
40 |
8.10 |
14.30 |
21.84 |
31.98 |
55.17 |
84.58 |
|
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|
|
|
45 |
9.21 |
16.27 |
24.92 |
36.42 |
63.06 |
96.91 |
|
|
|
|
|
50 |
10.32 |
18.24 |
28.00 |
40.86 |
70.95 |
109.2 |
146.0 |
|
|
|
|
55 |
11.43 |
20.22 |
31.09 |
45.30 |
78.84 |
121.6 |
165.3 |
|
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|
|
60 |
12.54 |
22.19 |
34.17 |
49.74 |
86.74 |
133.9 |
184.6 |
249.7 |
|
|
|
65 |
|
24.16 |
37.25 |
54.18 |
94.63 |
146.2 |
203.8 |
277.4 |
|
|
|
70 |
|
26.14 |
40.33 |
58.62 |
102.5 |
158.6 |
223.1 |
305.1 |
|
|
|
75 |
|
28.11 |
43.42 |
63.06 |
110.4 |
170.9 |
242.4 |
332.9 |
|
|
|
80 |
|
30.08 |
46.50 |
67.49 |
118.3 |
183.2 |
261.6 |
360.6 |
705.9 |
|
|
85 |
|
|
49.58 |
71.93 |
126.2 |
195.6 |
280.9 |
388.4 |
755.2 |
|
|
90 |
|
|
52.66 |
76.37 |
134.1 |
207.9 |
300.2 |
416.1 |
804.5 |
|
|
95 |
|
|
55.75 |
80.81 |
142.0 |
220.2 |
319.4 |
443.9 |
853.9 |
|
|
100 |
|
|
58.83 |
85.25 |
149.9 |
232.5 |
338.7 |
471.6 |
903.2 |
1391 |
|
120 |
|
|
|
103.0 |
181.4 |
281.9 |
415.8 |
582.6 |
1100 |
1700 |
|
140 |
|
|
|
|
213.0 |
331.2 |
492.8 |
693.6 |
1298 |
2008 |
|
160 |
|
|
|
|
244.6 |
380.5 |
569.9 |
804.5 |
1495 |
2316 |
|
180 |
|
|
|
|
|
429.8 |
647.0 |
915.5 |
1692 |
2624 |
|
200 |
|
|
|
|
|
479.2 |
724.0 |
1026 |
1890 |
2933 |