Cast Steel Nozzle Check Valve

• Media: Gas
• Temperature: High Temperature
• Material: Cast Steel
• Connection Form: Flange
• Structure: Non-Slam Type
• Pressure: Ordinary Pressure
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Characteristic: Non-Slam Check Valve
• Design & Manufacture: API 6D, ASME B16.34, DIN 320
• 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: ISO9001:2008
• Transport Package: Sea Worthy or Air Worthy
• Specification: API 6D, BS1868, DIN3202, ISO
• Trademark: VATAC or OEM
• Origin: China
• HS Code: 84813000
• Production Capacity: 65000 T Per Year

Product Description

ANSI Flanged Ends Non-Slam Check Valve from Wenzhou Conform to API 6D, ASME B16.34 and DIN 3202. They are tested according to API 598, and marked as per MSS SP-25.

Construction is as follows:  

- Non Slam

- With Spring

- With or Without Guide

- Axial Flow

- One Piece Body

- RF Ends to ASME B16.5 or B 16.47 A/B

- Butt Weld Ends to ASME B16.25

 

 

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 °C

 

Normal Pressure Rating
PN10~PN420, CLASS150~2500 

Normal Size Range
DN50~D1500, 2"~60"