Pressure Sealed Check Valve (H44)

• Material: Cast Steel
• Connection Form: Flange
• Structure: Swing
• Pressure: High Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Pressure Sealed
• Model NO.: H44
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Pressure Sealed Check Valve
• Design & Manufacture: BS1868, API 6D, ASME B16.34
• Pre-Temp. Rating: ASME B16.34
• Face to Face: ASME B16.10
• Ends Connection: ASME B16.25, ASME B16.5/16.47
• Inspect & Test: API 598
• Certificate 1: Dnv CE 0575
• Certificate 2: ISO 9001: 2008
• Transport Package: Sea Worthy
• Specification: API, ANSI, ASME, DIN, JIS, GB etc.
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84818010
• Production Capacity: 6000Ton per Year

Product Description

Features & Specifications
Design & Manufacture: ANSI B16.5, B16.34
Pressure Sealed Design
Solid, Flexible or Split Wedge Design

Back-seating, Renewable Seat Ring

Full Port Or Reduced Bore

Size Range: 2" to 32"N. B.

Pressure Ratings: ANSI900, 1500 & 2500

End Connections: Flanged, Buttweld, Socket Weld, Hub Connectors, Compact Flange or other proprietary connections.

Materials Available in: WCB, LCB, CF8, CF8M, CF3, CF3M, WC6, WC9, C5, C12 or Equivalent, Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials; Various trim materials available to suit service conditions

Actuations: Manual, Electric, Hydrau-Pneumatic Actuator

To MR 0175 and MR 103 upon Request
 

Features & Specifications
Design & Manufacture: ANSI B16.5, B16.34
Pressure Sealed Design
Solid, Flexible or Split Wedge Design

Back-seating, Renewable Seat Ring

Full Port Or Reduced Bore

Size Range: 2" to 32"N. B.

Pressure Ratings: ANSI900, 1500 & 2500

End Connections: Flanged, Buttweld, Socket Weld, Hub Connectors, Compact Flange or other proprietary connections.

Materials Available in: WCB, LCB, CF8, CF8M, CF3, CF3M, WC6, WC9, C5, C12 or Equivalent, Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials; Various trim materials available to suit service conditions

Actuations: Manual, Electric, Hydrau-Pneumatic Actuator

To MR 0175 and MR 103 upon Request
 

Main Part & Materials
Part Names	Part Materials
Body	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M	C83600/C95800
Bonnet	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M	C83600/C95800
Disc/Ball/Wedge	WCB	LCB	WC6	CF8	CF8M	CF3	CF3M	C83600/C95800
Stem	F6a	F304	F6a	F304	F316	F304L	F316L	C83600/C95800
Seat/Seat Ring	13%Cr	SS304	13%Cr	SS304	SS316	SS304L	SS316L	C83600/C95800
Packing	Graphite/PTFE
Gasket	SS304+Graphite/SS304+Graphite
Bolts/Nuts	B7/2H	L7/4	B16/4	B8/8	B8M/8M	B8/8	B8M/8M	B8M/8M
Suitable Medium	W.O.G etc.			HNO3, CH3OOH etc.				Sea Water etc.
Suitable Temperature	-29~425 °C	-46~340 °C	-46~340 °C	-196~427 °C	-196~427 °C	-196~427 °C	-196~427 °C	-29~220 °CF