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Pressure Seal Swing Check Valve

Pressure Seal Swing Check Valve

Class #900, 1500#, 2500# Flanged End and Buttweld

We are a trusted manufacturer and supplier of Pressure Seal Swing Check Valves, available in Class 900#, 1500#, and 2500# pressure ratings. Our Swing Check Valves are designed to ensure reliable and efficient flow control in high-pressure applications.

The Pressure Seal design of our Swing Check Valves provides excellent sealing capabilities, preventing backflow and ensuring system integrity under demanding conditions. This design feature enhances the valve’s performance and reduces the risk of leakage, even at elevated pressures.

Whether it’s for oil and gas, petrochemical, or power generation applications, our Pressure Seal Swing Check Valves provide dependable and safe operation in high-pressure systems.

P. No.Part NameCS to ASTMAlloy Steel to ASTMStainless Steel to ASTM
Type WCBType LCBType WC1Type WC6Type WC9Type C5Type C12Type CF8Type CF8MType CF3Type CF3M
01.BODYA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
02.DISCA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
04.HINGEA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
05.FORKA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
06.BONNETA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
07.PRESSURE SEAL GASKETGraphoil
08.COVERA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
09.WASHERCarbon Steel
10.NUTSA194 2HA194 Gr.4A194 Gr.4A194 Gr.4A194 Gr.4A194 Gr.4A194 Gr.4A194 Gr.8A194 Gr.8A194 Gr.8A194 Gr.8
11.PRESSURE RINGA216 WCBA352 LCBA217 WC1A217 WC6A217 WC9A217 C5A217 C12A351 CF8A351 CF8MA351 CF3A351 CF3M
12.FORK NUTStainless Steel
14.HING PINDISC NUT
15.DISC NUTStainless Steel
16.LOCKING PINStainless Steel
17.WASHERStainless Steel
  • Class : 1500
  • Shell Test (HYDROSTATIC) : 384 Bars | 5568 PSIG
  • Seat Test (HYDROSTATIC) : 282 Bar | 4075 PSIG
  • Class : 2500
  • Shell Test (HYDROSTATIC) : 639 Bars | 9372 PSIG
  • Seat Test (HYDROSTATIC) : 469 Bar | 6785 PSIG
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