The DVFL-421 safety relief valve is semi nozzle and full nozzle non coded valve.
For general industry application such as petrochemicals, chemicals, power plants, water treatment, ships etc.
Features
- Full Lift
- Semi Nozzle & Full Nozzle
- Gas - Liquid - Steam service
- ¾(20mm) up to 6 (150mm)
- Set pressure up to 50 barg ( 725 psig)
- Temperature up to 350 ° C
Connections
- Flange End
- Inlet : ASME B 16.5 -150# - 300#
- Outlet: ASME B 16.5 -150#
Design
- Removable Deflector : for an Easy Maintenance (lapping)
- Metal to Metal Seat & Soft Seat
Material of Construction Body
- Cast Iron
- Cast Steel (216 gr WCB)
- Stainless Steel (351 gr CF8 /CF8M/CF3/CF3M)
Trim
- S.S. 410 - 304 - 316 - 304L - 316L
