Forged Piston Check Valve

FAVA Valves manufactures forged Piston check valves in three kinds bonnet design—Bolted Bonnet,Welded Bonnet and Pressure Sealed Bonnet.

Construction Features:
Forged Steel,Piston,Ball or Swing type
Integral Body Seat for Piston and Ball Check valves
Separated Seat Ring design for swing check valves
Spiral Wound Gasket or Oval Ring Joint gasket
Reduced Bore or Full Port,
T-Pattern or Y-Pattern,
Socket Welded,Threaded,Butt Welded,Flanged End.

 

Forged Piston Check Valves
Application standards

1. Design and manufacture conform to ASME B 16.34 , MSS SP-118;
2. Connection ends conform to
   1. Socket welded ends conform to ANSI B16.11 , JB/T1751
   2. Screw ends conform to ANSI B1.20.1 , JB/T7306
   3. Butt-welded ends conform to ANSI B 16.25 , JB/T12224
   4. Flanged ends conform to ANSI B16.5 , JB79
3. Test and inspection conform to: API 598 , GB/T13927 , JB/T9092
4. Structure features:
   A threaded and pressure seal bonnet , Y type and T type.
5. Materials conform to ANSI/ASTM
6. Main materials:
   A105 , LF2 , F5 , F11 , F22 , 304(L) , 316(L) , F347 , F321 , F51 , Monel , 20 Alloy

 

We could provide forged piston check valves with different materials. If you do not find the material you need, please contact us.

Part name	A 105/F6a	A105/F6aHFS	LF2/304	F11/F6aHF	F304(L) 304(L)	F316(L) 316(L)	F51 F51
Body	A105	A105 + HF	LF2	F11 + HF	F304(L)	F316(L)	F51
Disc	F6a	F6a	F304	F6aHF	F304(L)	F316(L)	F51
Bonnet	A105	A105	LF2	F11	F304(L)	F316(L)	F51
Nameplate	AL	AL	AL	AL	AL	AL	AL
Seal gasket	420	420	304	304	304(L)	316(L)	410
P.S ring	304	304	304	304	316L	316L	316L
P.S seat	F410	F410	F304	F410	F304	F316	F51
Lift pad	2H	2H	8	8	8(M)	8(M)	8M
Lift stud	B7	B7	L7	B16	B8(M)	B8(M)	B8M