Forged Steel Swing Check Valves 800lb & 1500lb

Features

  • Conv. Port
  • Spring available on request
  • Bolted Bonnet with Spiral wound gasket
  • Socket weld ends to ASMS B6.11
  • Threaded Ends (NPT) to ANSI/ASME B1.20.1
  • NACE MR-01-75

Options

  • Alternate Trims
  • Alternate Body Materials
  • Welded Seats
  • Full Port

Standards

  • API-602
  • BS 5352
  • ANSI B16.34
  • API-598
  • MSS SP-25

Download Drawings

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

Bolted Cover

Welded Cover

Forged Stainless

800 LB
Dimensions and Weights inches/lbs (millimeters/kgs)

NPSConv.3/81/23/411-1/41-1/22
L3 (79)3 (79)3-5/8 (92)4-3/8 (111)4-3/4 (120)4-3/4 (120)5-1/2 (140)
H2-1/2 (62)2-1/2 (62)2-1/2 (63)3 (78)3-1/4 (82)4-1/4 (110)4-3/4 (120)
WeightsBolted2.4 (1.1)2.4 (1.1)2.6 (1.2)4.4 (2)7.7 (3.5)9.9 (4.5)16.5 (7.5)
Welded2.6 (1.2)2.6 (1.2)2.9 (1.3)4.6 (2.1)7.9 (3.6)10.1 (4.6)16.9 (7.7)

1500 LB
Dimensions and Weights inches/lbs (millimeters/kgs)

NPSConv.3/81/23/411-1/41-1/22
L3-1/2 (92)4-1/4 (111)4-1/4 (111)4-3/4 (120)4-3/4 (120)4-3/4 (120)5-1/2 (140)
H3 (79)3 (79)3 (79)3-3/4 (97)4-1/4 (105)4-3/4 (120)5-1/2 (140)
WeightsBolted6.8 (3.1)6.6 (3)8 (3.6)9.5 (4.3)13.6 (6.2)19.1 (8.7)26.8 (12.2)
Welded7 (3.2)6.8 (3.1)8.1 (3.7)9.7 (4.4)13.9 (6.3)19.4 (8.8)27.3 (12.4)