API602 Check Valve,Stainless steel,Duplex Steel, Alloy steel,Bronze,304,316,F51,F55,LF2,F91,Monel,C95800,B62

Short Description:

API602 forged steel check valve in three kinds bonnet design—Bolted Bonnet,Welded Bonnet and Pressure Sealed Bonnet.


Product Detail

Product Tags

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.

 

Application Standard

API 602,ASME B16.34,BS 5352
Testing according to API 598
Marking to MSS SP25
Socket Welded Ends to ASME B16.11
Screwed Ends to ASME B1.20.1
Butt Welded Ends to ASME B16.25
Flanged Ends to ASME B16.5

API602 Forging Steel Check Valve 
Pressure rating and size: CL150-CL2500
DN8 to DN50
1/4″~4″
Material: Body : A105N,F304(L),F316(L),LF2,F11,F51,Bronze,etc.
Disc : F6a,F304(L),F316(L),F51,Bronze,etc.
Stem : 304(L),316(L),Bronze,etc.
Bonnet : A105N,F304(L),F316(L),LF2,F11,F51,Bronze,etc.
Operated type: N/A
Structure: Piston, lift type(ball type), swing type,
Flange connection: ANSI B16.5
Butt-weld ends: ASME B16.25
Socke-weld ends: ASME B16.11
Screwed ends(NPT): ANSI/ASME B1.20.1
Medium: W.O.G
Temperature: -196 to 593°C

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