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Shaanxi Senwell Drilling Equipment Co., Ltd
Jenny(General manager)
Tel:0086-29-85370919
Fax:0086-29-85370919
E-mail:Jennysaless@vip.163.com
                sales@oiltoolsdp.com
Website:Http://www.oiltoolsdp.com
 

Check valve

Check valve basic infomation

Catalog: Valve
Keywords: Check valve
Tel: 0086-29-85370919
Fax: 0086-29-85370919
E-mail: Jennysaless@vip.163.com
Check valve basic infomation

Check valve

 

Check valve is used for various rod of petroleum, chemical industry, hydraulic power, fire power station etc, cut off or connection media. Media: water, oil and steam etc.

 

Standard: API SPEC 6D standard.

Face to face dimensions: ANSI/ASME B16.10.
Flange connection: ANSI/ASME B16.5 for NPS24, ASME B16.47A/MSS SP-44 for NPS>24.
Butt-welding end dimensions: ANSI/ASME B16.25.
Socket-welding dimensions: ANSI/ASME B16.11.
Inspection & test standard: API6D, API598.
Pressure: 150Lb, 300Lb, 600Lb, 900Lb or PN 2.0MPa~PN 15.0MPa or JIS 10K, 20K.
Nominal diameters: 2~ 24or DN50~DN600.
Major materials: WCB, WC1, WC6, WC9, A105, CF8 (304), CF8M (316), CF3 (304L), CF3M (316L) etc.

 

 

Material of Main parts

Shell

ASTM A216 WCB

ASTM A351 CF8

ASTM A351 CF3

ASTM A351 CF8M

ASTM A351 CF3M

Valve flap& stand

WCB

CF8

CF8M

Monel

pin bear

F6a

F304

F316

Monel

F304

F304L

F316

F316L

Surface of valve flap

13Cr

13Cr

STL

304

STL

316

STL

Monel

304

304

STL

304L

304L

STL

316

316

STL

316L

316L

STL

Surface of seat

13Cr

STL

STL

304

STL

316

STL

Monel

304

304

STL

304L

STL

STL

316

STL

STL

316L

316L

STL

 

Shaanxi Senwell Drilling Equipment Co.,Ltd    Jenny (General Manager)
Tel:0086-29-85370919     Fax:0086-29-85370919
Email:Jennysaless@vip.163.com     sales@oiltoolsdp.com
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