Spring Loaded Carbon Steel Full Lift Safety Valve 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 Life |
- 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"