Class 900 LB Safety Valve

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Class 900 LB Safety Valve

Class 900 LB Safety Valve

API 520 Bellow Balanced Safety Valve, WCB, 3X4 Inch, Class 900-300

API 520 Bellow Balanced Safety Valve, WCB, 3X4 Inch, Class 900-300

The allowable tolerance of the seat pressure: ≤±3% of the set pressure Overpressure: ≤10%...