◆ Material Of Spring type Safety valve
| Pos. | Part | Material |
| 1 | Body | WCB、CF8、CF8M、CF3、CF3M、Duplex steel4A、5A |
| 2 | Filter | SS304、SS316、S31254 |
| 3 | Stem | SS304、SS316、S31254 |
| 4 | Bonnet Gasket | Graphite+SS316、PTFE |
| 5 | Bonnet | WCB、CF8、CF8M、CF3、CF3M、Duplex4A、5A |
| 6 | Bolt | ASMT B193-B7、B8、B8M |
| 7 | Nut | ASMT B194-2H、8、8M |
| 8 | Stem Packing | Flexible Graphite |
| 9 | Medium | Air、Gas & Steam |
| 10 | Structure |
Closed and unclosed |
| 11 | Operation | Hammer, lever, spring and pilot type |
The installation and maintenance of ZHENGFENG VLAVE spring type safety valve should pay attention to the following matters:
1. All safety valves shall be installed vertically.
2. There should be no resistance at the outlet of the safety valve to avoid pressure.
3. Safety valve should be specially tested before installation, and check its official tightness.
4. The safety valve in use should be inspected regularly.
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or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.
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