| |
|
 |
|||||||||||
| 对焊弯头尺寸GB12459-90、GB/T13401-92的A/B系列标准 (单位：mm) | |||||||||||
| Elbow specification with series B of standard GB12459-90 GB/T13401-92 | |||||||||||
|
公称通径 NorminaDiameter |
端部外径 Outside Diameter |
中心至端面 Center to End |
中心至中心 CentertoCenters |
背面至端面Back to Face |
|||||||
|
45°弯头Elbows |
90°弯头Elbows |
180°弯头Elbows |
管帽 |
||||||||
| DN
|
D |
H |
F |
P |
K |
||||||
|
A系列 |
B系列 |
长半径
LongRadius |
长半径 LongRadius |
短半径
ShortRadius |
长半径 LongRadius |
短半径 ShortRadius |
长半径 LongRadius |
短半径 ShortRadius |
管帽 |
||
|
E |
E1 |
||||||||||
| 15 |
21.3 |
18 |
16 |
38 |
- |
76 |
- |
48 |
- |
25.4 |
- |
| 20 |
26.9 |
25 |
16 |
38
|
- |
76 |
- |
51 |
- |
25.4 |
- |
| 25 |
33.7 |
32 |
16 |
38 |
25 |
76 |
51 |
56 |
41 |
38.1 |
- |
| 32 |
42.4
|
38
|
20
|
48
|
32
|
95
|
64 |
70 |
52
|
38.1
|
- |
| 40 |
48.3 |
45 |
24 |
57 |
38 |
114 |
76 |
83 |
62 |
38.1 |
- |
| 50 |
60.3
|
57
|
32
|
76
|
51
|
152
|
102
|
106
|
81
|
38.1
|
44.8 |
| 65 |
76.1(73) |
76 |
40 |
95 |
64 |
191 |
127 |
132 |
100 |
38.1 |
50.8 |
| 80 |
88.9
|
89 |
47 |
114 |
76
|
229
|
152
|
159
|
121 |
50.78
|
63.5 |
| 90 |
101.6 |
- |
55 |
133 |
89 |
267 |
178 |
184 |
140 |
63.5 |
76.2 |
| 100 |
114.3
|
108
|
63
|
152 |
102 |
305
|
203 |
210 |
159
|
63.5
|
76.2 |
| 125 |
139.7 |
133 |
79 |
190 |
127 |
381 |
254 |
262 |
197 |
76.2 |
88.9 |
| 150 |
168.3
|
159 |
95
|
229 |
152 |
457
|
305 |
313
|
237
|
88.9
|
101.6 |
| 200 |
219.1 |
219 |
126 |
305 |
203 |
610 |
406 |
414 |
313 |
101.6 |
127 |
| 250 |
273.0
|
273
|
158
|
381 |
254
|
762
|
508
|
518
|
391
|
127 |
152.4 |
| 300
|
323.9 |
325 |
189 |
457 |
305 |
914 |
610 |
619 |
467 |
152.4 |
177.8 |
| 350
|
355.6
|
377
|
221 |
533
|
356
|
1067 |
711
|
711 |
533
|
165.1
|
190.5 |
| 400
|
406.4 |
426 |
253 |
610 |
406 |
1219 |
813 |
813 |
610 |
177.8 |
203.2 |
| 450
|
457.0
|
478
|
284 |
686 |
457 |
1372
|
914
|
914
|
686
|
203.2
|
223.6 |
| 500
|
508.0 |
529 |
316 |
762 |
508 |
1524 |
1016 |
1016 |
762 |
288.6 |
254 |
| 600
|
609.8
|
630
|
375 |
914
|
610
|
1829 |
1219
|
1219
|
914 |
254
|
305 |
| 700
|
711.2 |
720 |
442 |
- |
1067 |
711 |
- |
- |
- |
- |
267 |
| 800
|
812.8
|
820
|
500 |
1219 |
813 |
-
|
-
|
-
|
-
|
- |
- |
| 900
|
914.4 |
920 |
568 |
1372 |
914 |
- |
- |
- |
- |
- |
- |
| 1000
|
1016.0
|
1020
|
631 |
1524 |
1016 |
- |
- |
- |
- |
- |
- |
| 1100
|
1168.4 |
1120 |
694 |
1676 |
1118 |
- |
- |
- |
- |
- |
- |
| 1200
|
1219.2 |
1220
|
758
|
1829 |
1219
|
- |
- |
- |
- |
- |
- |
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