Piston Check Valves

Piston Check Valves

Smith Valve offers piston check valves that are manufactured in accordance with API 602 and ASME B16.34. They are available in non-spring loaded or spring loaded designs, as well as bolted and welded caps, reduced port, and threaded, socketweld, and flanged end connections.

  • Sizes: 1/4" to 2”
  • Style Codes:
    • OC80/SC80 - CL 800 RP BOLTED CAP PISTON CHECK TH/SW ENDS
    • OC87/SC87 - CL 800 RP WELDED CAP PISTON CHECK TH/SW ENDS
    • C150/SC15 - CL 1500 RP BOLTED CAP PISTON CHECK TH/SW ENDS
    • C157/SC17 - CL 1500 RP WELDED CAP PISTON CHECK TH/SW ENDS
    • 0C81/SC81 - CL 150 RP BOLTED CAP PISTON CHECK FLANGED ENDS
    • 0C83/SC83 - CL 300 RP BOLTED CAP PISTON CHECK FLANGED ENDS
    • 0C86/SC86 - CL 600 RP BOLTED CAP PISTON CHECK FLANGED ENDS
    • 0C89/SC89 - CL 1500 RP BOLTED CAP PISTON CHECK FLANGED ENDS
    • SC29 - CL2500 RP BOLTED CAP PISTON CHECK FLANGED ENDS

LITERATURE