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产品尺寸ASME B16.9
长半径弯头尺寸 |
 |
公称尺寸 |
坡口处外径 |
中心至端面 |
中心至中心 |
顶端至端面 |
45°弯头 |
90°弯头 |
180°弯头 |
NPS |
OD |
B |
A |
O |
K |
1/2" |
21.3 |
16 |
38 |
76 |
48 |
3/4" |
26.7 |
19 |
38 |
76 |
51 |
1" |
33.4 |
22 |
38 |
76 |
56 |
1-1/4" |
42.2 |
25 |
48 |
95 |
70 |
1-1/2" |
48.3 |
29 |
57 |
114 |
83 |
2" |
60.3 |
35 |
76 |
152 |
106 |
2-1/2" |
73.0 |
44 |
95 |
190 |
132 |
3" |
88.9 |
51 |
114 |
229 |
159 |
3-1/2" |
101.6 |
57 |
133 |
267 |
184 |
4" |
114.3 |
64 |
152 |
305 |
210 |
5" |
141.3 |
79 |
190 |
381 |
262 |
6" |
168.3 |
95 |
229 |
457 |
313 |
8" |
219.1 |
127 |
305 |
610 |
414 |
10" |
273.0 |
159 |
381 |
762 |
518 |
12" |
323.8 |
190 |
457 |
914 |
619 |
14" |
355.6 |
222 |
533 |
1067 |
711 |
16" |
406.4 |
254 |
610 |
1219 |
813 |
18" |
457.0 |
286 |
686 |
1372 |
914 |
20" |
508.0 |
318 |
762 |
1524 |
1016 |
22" |
559.0 |
343 |
838 |
1676 |
1118 |
24" |
610.0 |
381 |
914 |
1829 |
1219 |
26" |
660.0 |
406 |
991 |
- |
- |
28" |
711.0 |
438 |
1067 |
- |
- |
30" |
762.0 |
470 |
1143 |
- |
- |
32" |
813.0 |
502 |
1219 |
- |
- |
34" |
864.0 |
533 |
1295 |
- |
- |
36" |
914.0 |
565 |
1372 |
- |
- |
38" |
965.0 |
600 |
1448 |
- |
- |
40" |
1016.0 |
632 |
1524 |
- |
- |
42" |
1067.0 |
660 |
1600 |
- |
- |
44" |
1118.0 |
695 |
1676 |
- |
- |
46" |
1168.0 |
727 |
1753 |
- |
- |
48" |
1219.0 |
759 |
1829 |
- |
- |
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