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Full or Low Lift Spring Loaded Safety Relief Valve with Open or Close Bonnet Conform to API 520, ISO 4126
They are tested according to API 527, and marked as per MSS SP-25
1. Construction is as follows
| - Full Lift or Low Lift |
| - For Steam |
| - Adjusting Set Pressure |
| - Closed Bonnet or Open Bonnet |
| - With or Without Lever |
| - Screwed Ends to ASME B1.20.1 |
| - Flanged Ends to ASME B16.5 |
2. Main Part & Materials
| Part Names | Part Materials |
| Body | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M |
| Bonnet | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M |
| Trim | 13%Cr/SS304 | SS304 | SS316 | SS304L | SS316L |
| Bolts/Nuts | B7/2H | L7/4 | B16/4 | B8/8 | B8M/8M | B8/8 | B8M/8M |
| Suitable Medium | Steam |
| Suitable Temperature | -29~425 °C | -46~340 °C | -46~340 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C |
3. Normal Pressure Rating
PN10~PN420, CLASS150~2500
4. Normal Size Range
DN15~DN600, 1/2"~24"
5. Pictures
Final Inspection
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Shipment
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Since 1989, Vatac Vango Valves Manufacturer China has dedicated itself to the manufacture and service of a wide range of industrial valves and fittings for the services of Oil, Gas, Refinery, Chemical, Marine, Power Station and Pipeline Industries.
After over 3 decades of development and innovation, Vango Valves has been well approved by ISO 9001: 2000, API 6D & CE.
Our main Manufacturing and Supplying Capability Covering:
Through Conduit Gate Valve, Knife Gate Valve, Bellow Sealed Valve, Gate Valve, Check Valve, Globe Valve, Ball Valve, Butterfly Valve, Plug Valve, Cryogenic Valve, Diaphragm Valve, Needle Valve, Pinch Valve, Strainer, Steam Trap, Flanges and Pipe Fittings.
Materials ranges from conventional cast or forged steel to special alloy materials like Monel, Inconel, Hastelloy or Duplex steel. All of our products are designed, manufactured and tested fully to API, ASTM, ANSI, JIS, DIN and BS Standards.
Adhering to the tenet "Quality the world value", Vatac Vango Valve is stepping towards to the first class manufacturer and supplier of Industrial Valves and fittings in the world.
