Design Standard: API594
Pressure Range: 300LBS
Diameter: 6 Inch
Body Material: ASTM A216 WCB
Bonnet Material: ASTM A216 WCB
Trim Material: SS304
End Connect: Flange RF
Feature:
1. Metal Seat ( SS304,316, Stellite)
2. Inconel X 750 Spring
3. Light Weight
4. External without Leakage