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性能规范表 Performance specifications table
| 压力等级 CLASS |
1500Lb |
MPa |
试验压力
Test Pressure |
强度试验 Strength test |
37.5 |
| 上密封试验 Back Seal Test |
27.5 |
| 密封试验 Seal Test |
27.5 |
| 气密封试验 Air Seal Test |
0.6 |
| 最高工作温度 Maximum working temperature |
425 |
℃ |
| 适用介质：水、蒸汽、油品等介质 Applicable medium: water, steam, oil, etc. |
主要连接尺寸 Main Connection Dimensions
| 规格 Size(mm) |
尺寸 Dimension(mm) |
| Inch |
DN |
d |
D |
D1 |
D2 |
z-Φd |
b |
L |
H |
Do |
| 2″ |
50 |
47 |
216 |
165.1 |
92 |
8-26 |
38.5 |
368 |
900 |
|
| 21/2″ |
65 |
57 |
244 |
190.5 |
105 |
8-29 |
41.5 |
419 |
950 |
|
| 3″ |
80 |
70 |
267 |
203.2 |
127 |
8-32 |
48 |
470 |
980 |
|
| 4″ |
100 |
92 |
311 |
241.3 |
157 |
8-35 |
54 |
546 |
1042 |
|
| 5″ |
125 |
111 |
375 |
292.1 |
186 |
8-42 |
73.5 |
673 |
1105 |
|
| 6″ |
150 |
136 |
394 |
317.5 |
216 |
12-39 |
83 |
705 |
1390 |
|
| 8″ |
200 |
178 |
483 |
393.7 |
270 |
12-45 |
92.9 |
832 |
1686 |
|
| 10″ |
250 |
222 |
585 |
482.6 |
324 |
12-51 |
108 |
991 |
1852 |
|
| 12″ |
300 |
263 |
675 |
571.5 |
381 |
16-54 |
124 |
1130 |
2500 |
|
| 14″ |
350 |
289 |
750 |
635 |
413 |
16-61 |
133.5 |
1257 |
- |
|
| 16″ |
400 |
330 |
825 |
704.8 |
470 |
16-67 |
146.5 |
1384 |
- |
|
| 18″ |
450 |
371 |
915 |
774.7 |
533 |
16-74 |
162 |
1537 |
- |
|
| 20″ |
500 |
416 |
985 |
831.8 |
584 |
16-80 |
178 |
1664 |
- |
|
| 24″ |
600 |
498 |
1170 |
990.6 |
692 |
16-93 |
203.5 |
1943 |
- |
|
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