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Nominal diameter |
DN(mm) |
50~2000 |
50~500 | |||
Nominal pressure |
PN(MPa) |
0.6 |
1.0 |
1.6 |
2.5 |
4.0 |
Test pressure |
Strength test |
0.9 |
1.5 |
2.4 |
3.75 |
6.0 |
Sealing test |
0.66 |
1.1 |
1.76 |
2.75 |
4.4 | |
Gas sealing test |
0.6 |
0.6 |
0.6 |
0.6 |
0.6 | |
Leakage rate |
<0.1×DNmm3/s(according to GB/T13927-92 standard ) | |||||
Suitable temperature |
Carbon steel :-29℃~425℃ stainless steel -40℃~600℃ | |||||
Suitable media |
Air 、water、steam、gas、oil and acid, alkali, salt, weak corrosive medium | |||||
Drive mode |
Worm transmission 、gas transmission、electric transmission |