| 设计和制造标准: | GB/T 12238 |
| 结构长度标准: | GB/T 12221 |
| 试验标准： | GB/T 13927 |
| 上法兰连接标准: | ISO 5211 |
| 法兰尺寸标准: | GB/T 17241.6、ASME B16.5、ASME B16.47、 |
| ASME B16.1 |
| 阀体材质: | DI |
| 蝶板材质: | DI、CF8、CF8M、CF3、CF3M、1.4529、C594、C598 |
| 阀座材质: | EPDM、NBR、Viton |
| 阀轴材质: | SS416、SS420、SS304、SS431 |
|
DN |
A |
PN16 |
PN10 |
150LB |
D2 |
L |
B |
φD3 |
φD4 |
n1-φd1 |
L |
||||
|
D1 |
n-φd |
D1 |
n-φd |
D1 |
n-φd |
||||||||||
|
2″ |
DN50 |
108 |
125 |
4-19 |
125 |
4-19 |
120.7 |
4-19 |
90 |
25 |
9 |
65 |
50 |
4-8 |
249 |
|
2.5″ |
DN65 |
112 |
145 |
4-19 |
145 |
4-19 |
139.7 |
4-19 |
110 |
25 |
9 |
65 |
50 |
4-8 |
249 |
|
3″ |
DN80 |
114 |
160 |
8-19 |
160 |
8-19 |
152.4 |
4-19 |
124 |
25 |
9 |
65 |
50 |
4-8 |
249 |
|
4″ |
DN100 |
127 |
180 |
8-19 |
180 |
8-19 |
190.5 |
8-19 |
150 |
28 |
11 |
90 |
70 |
4-10 |
283 |
|
5″ |
DN125 |
140 |
210 |
8-19 |
210 |
8-19 |
215.9 |
8-22.4 |
176 |
28 |
14 |
90 |
70 |
4-10 |
283 |
|
6″ |
DN150 |
140 |
240 |
8-23 |
240 |
8-23 |
241.3 |
8-22.4 |
200 |
28 |
14 |
90 |
70 |
4-10 |
283 |
|
8″ |
DN200 |
152 |
295 |
12-23 |
295 |
8-23 |
298.5 |
8-22.4 |
258 |
33 |
17 |
125 |
102 |
4-12 |
390 |
|
10″ |
DN250 |
165 |
355 |
12-28 |
350 |
12-23 |
362 |
12-25.4 |
310 |
33 |
22 |
125 |
102 |
4-12 |
390 |
|
12″ |
DN300 |
178 |
410 |
12-28 |
400 |
12-23 |
431.8 |
12-25.4 |
362 |
33 |
22 |
125 |
102 |
4-12 |
540 |
