| 螺纹管件系列(1) | |||
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| 90º 弯头 | 三通 | 四通 | 45º 弯头 |
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90º弯头、三通、四通、45º弯头(GB/T 14626) |
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公 称 通 径 DN |
螺 纹 尺 寸 代 号 |
中心至端面 A Center to End |
端部外径 D |
最小壁厚 C(min) |
有效螺纹长度 L2(min) |
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90º弯头、三通、四通 |
45º弯头 |
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|
Sch80 |
Sch160 | XXS |
Sch80 |
Sch160 | XXS |
Sch80 |
Sch160 | XXS |
Sch80 |
Sch160 | XXS | 60º螺纹 | 45º螺纹 | ||
| 8 | 1/4 |
21 |
25 | 29 |
17 |
19 | 22 | 22 | 25 | 33 | 3.0 | 3.5 | 6.5 |
10.0 |
9.7 |
| 10 | 3/8 |
25 |
29 | 33 |
19 |
22 | 25 |
25 |
33 | 38 |
3.0 |
3.5 | 7.0 |
10.5 |
10.1 |
| 15 | 1/2 |
29 |
33 | 38 |
22 |
25 | 29 |
33 |
38 | 46 |
3.0 |
4.0 | 8.0 |
13.5 |
13.2 |
| 20 | 3/4 |
33 |
38 | 44 |
25 |
29 | 33 |
38 |
46 | 56 |
3.0 |
4.5 | 8.5 |
14.0 |
14.5 |
| 25 | 1 |
38 |
44 | 51 |
29 |
33 | 35 |
46 |
56 | 62 |
3.5 |
5.0 | 10.0 |
17.5 |
16.8 |
| 32 | 11/4 |
44 |
51 | 60 |
33 |
35 | 43 |
56 |
62 | 75 |
4.0 |
5.5 | 10.5 |
18.0 |
19.1 |
| 40 | 11/2 |
51 |
60 | 64 |
35 |
43 | 45 |
62 |
75 | 84 |
4.0 |
5.5 | 11.0 |
18.5 |
19.1 |
| 50 | 2 |
60 |
64 | 83 |
43 |
45 | 52 |
75 |
84 | 102 |
4.5 |
7.0 | 12.0 |
19.0 |
23.4 |
| 65 | 21/2 |
76 |
83 | 95 |
52 |
52 | 64 |
92 |
102 | 121 |
5.5 |
7.5 | 15.5 |
29.0 |
26.7 |
| 80 | 3 |
86 |
95 | 106 |
64 |
64 | 79 |
110 |
121 | 146 |
6.0 |
9.0 | 16.5 |
30.5 |
29.8 |
| 100 | 4 |
106 |
114 | 114 |
79 |
79 | 79 |
146 |
152 | 152 |
6.5 |
11.0 | 18.5 |
33.0 |
35.8 |
| 90º弯头、三通、四通、45º弯头(ASME B16.11) | |||||||||||||
|
公 称 通 径 DNS in |
中心至端面 A Center to End |
端部外径 D |
最小壁厚 C(min) |
有效螺纹长度 L2(min) |
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|
90º弯头、三通、四通 |
45º弯头 |
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|
2000Lb |
3000Lb | 6000Lb |
2000Lb |
3000Lb | 6000Lb |
2000Lb |
3000Lb | 6000Lb |
2000Lb |
3000Lb | 6000Lb | ||
| 1/8 | 21 | 21 | 25 | 17 | 17 | 19 | 22 | 22 | 25 | 3.0 | 3.0 | 6.5 | 6.5 |
| 1/4 |
21 |
25 | 29 |
17 |
19 | 22 | 22 | 25 | 33 | 3.0 | 3.5 | 6.5 | 10.0 |
| 3/8 |
25 |
29 | 33 |
19 |
22 | 25 |
25 |
33 | 38 |
3.0 |
3.5 | 7.0 | 10.5 |
| 1/2 |
29 |
33 | 38 |
22 |
25 | 29 |
33 |
38 | 46 |
3.0 |
4.0 | 8.0 | 13.5 |
| 3/4 |
33 |
38 | 44 |
25 |
29 | 33 |
38 |
46 | 56 |
3.0 |
4.5 | 8.5 | 14.0 |
| 1 |
38 |
44 | 51 |
29 |
33 | 35 |
46 |
56 | 62 |
3.5 |
5.0 | 10.0 | 17.5 |
| 11/4 |
44 |
51 | 60 |
33 |
35 | 43 |
56 |
62 | 75 |
4.0 |
5.5 | 10.5 |
18.0 |
| 11/2 |
51 |
60 | 64 |
35 |
43 | 45 |
62 |
75 | 84 |
4.0 |
5.5 | 11.0 |
18.5 |
| 2 |
60 |
64 | 83 |
43 |
45 | 52 |
75 |
84 | 102 |
4.5 |
7.0 | 12.0 |
19.0 |
| 21/2 |
76 |
83 | 95 |
52 |
52 | 64 |
92 |
102 | 121 |
5.5 |
7.5 | 15.5 | 29.0 |
| 3 |
86 |
95 | 106 |
64 |
64 | 79 |
110 |
121 | 146 |
6.0 |
9.0 | 16.5 | 30.5 |
| 4 |
106 |
114 | 114 |
79 |
79 | 79 |
146 |
152 | 152 |
6.5 |
11.0 | 18.5 | 33.0 |
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