Product Name: Bronze Vertical Check Valve
Model ST-701 (Thread ends) / Model ST-701F for PTFE disc washer
Model ST-700 (Solder ends) / Model ST-700F for PTFE disc washer
Feature:
- In-Line Life Type
- Spring actuated
- Connected ends comply to NPT (ANSI BI.20.1), BSPT (BS21.0), BSPF
- 125PSI saturated stem（PTFE disc washer）
- 250PSI non-shock cold water, oil or gas
Specification: 
Parts & Material
Dimension: Unit(mm)
Working Pressure:
Saturated Steam: 125 PSI
(Non shock) Cold Water, Oil, Gas: 250 PSI
Shell: 300 PSI
Seat: 80 PSI
Safety/ Quality Approvals: ISO 9001 Certificate
