Pressure Seal Swing Check Valves 600lb - 1500lb

Features

  • Seal-welded seats
  • Bosses for taps & bypass
  • Graphite packing

Options

  • Alternative Trims
  • Alternative Materials
  • Alternative Pipe Schedules
  • Gear Operated
  • Mounting Pads for Actuation
  • NACE MR-01-75
  • Class 2500lb available

Standards

  • API-594
  • API-598
  • ANSI B16.25
  • ANSI B16.34
  • ANSI B16.10
  • MSS SP-25
  • API-600

Download Drawings

Drawings are based on most recent revisions and are subject to change without notice.

600 LB
Dimensions: inches (millimeters)

Sizes L H
4"12 (305)11-15/16 (303)
6"18 (457)15-5/8 (397)
8"23 (584)16-3/32 (409)
10"28 (711)17-1/2 (445)
12"32 (813)21 (534)

* See Technical Data for valve size inside bore diameter per pipe schedule.

* Larger valve sizes available

900 LB
Dimensions: inches (millimeters)

Sizes L H
4"14 (356)12-11/16 (322)
6"20 (508)14-21/32 (372)
8"26 (660)17-1/4 (438)
10"31 (787)19-29/32 (506)
12"36 (914)23-13/32 (595)

* See Technical Data for valve size inside bore diameter per pipe schedule.

* Larger valve sizes available

1500 LB
Dimensions: inches (millimeters)

Sizes L H
4"16 (406)12-1/2 (318)
6"22 (559)16-19/32 (422)
8"28 (711)18-3/4 (475)
10"34 (864)21-11/32 (542)
12"39 (991)22-3/32 (561)

* See Technical Data for valve size inside bore diameter per pipe schedule.

* Larger valve sizes available