Forged Steel Check Valve

Technical Detail

Manufacturing Std BS:5352
Testing & Inspection Std API:598 / BS-6755 (Part-I)
Socket Weld Ends & S/E As per ANSI B 16.11 & ANSI B 1:20:1

Special Features

  • With Electrical Actuator
  • With Stelliting
  • With IBR Certification
  • With Nace MR 0175

Material Specification

Part No. Part Name A 105 LF2 LF3 F304 F316 F11 F22
01 Body ASTM A105 A350 Gr. LF2 A350 Gr. LF3 A 182 Gr. F304 A 182 Gr. F316 A 182 Gr. F11 A 182 Gr. F22
02 Cover ASTM A105 A350 Gr. LF2 A350 Gr. LF3 A 182 Gr. F304 A 182 Gr. F316 A 182 Gr. F11 A 182 Gr. F22
03 Valve AISI 410 AISI 304 AISI 304 AISI 304 AISI 316 AISI 316 AISI 316
04 Seat Ring A182 Gr.F6a. A182 Gr.F6a. A182 Gr.F6a. A276-304 A276-316 A276-410 A276-410
05 Cover Gasket S.S.304 / S.S.316 Spiral wound Gasket with Grafoil Filler
06 Cover Stud & Nut A193 B7 A320 L7 A320 L7 A193 B8 A193 B8 A193 B16 A193 B16

Also Avaliable

  • Casting in WCC.LCC,CF3,CF8C,CN7M, Hastalloy, Monel also Provided against Requirement
  • Trim Material
  • Special Features Like Stelliting

Primary Service Rating & Test Pressure
Class Hyd. Test Pressure
Body Seat
800 3000 PSIG 2000 PSIG
1500 5400 PSIG 4000 PSIG
2500 9000 PSIG 6600 PSIG
Air Test – Seat   80 PSIG ±10 PSIG

Dimension Detail

Class – 800#
Size S/E & S/W
IN M.M. A
½” 15 85.0
¾” 20 90.0
1” 25 105.0
1 ½” 40 128.0
2” 50 142.0
 
Class – 1500#
Size S/E & S/W
IN M.M. A
½” 15 90.0
¾” 20 110.0
1” 25 127.0
1 ½” 40 180.0
2” 50 210.0
 
Class – 2500#
Size S/E & S/W
IN M.M. A
½” 15 150.0
¾” 20 150.0
1” 25 210.0
1 ½” 40 230.0
2” 50 230.0