Bolted Cover Bw Swing Check Valve

• Media: Oil Water Gas
• Temperature: Ordinary Temperature
• Material: Cast Steel
• Connection Form: Welding
• Structure: Swing
• Pressure: Ordinary Pressure
• Model NO.: H44H
• Function: Ddcv Double Lobe, Nrvz Silence
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage
• Size: 1" to 32"
• Class: 150lb to 2500lb
• Certificates: API 6D, CE, ISO9001
• Application Fields: Metallurgy, Light Industrial, Electric Power, Petroch
• Delivery Detail: 20~45 Days According to The Specific Quantities
• Transport Package: Standard Export Wooden Case
• Specification: API598, API6d, ANSI, Bs, DIN, JIS
• Trademark: NAIBANG
• Origin: China
• HS Code: 8481300000
• Production Capacity: 8000PCS/Year

Product Description

Bolted Cover BW Swing Check Valve (H44H)

Swing check valves are the most common type check valve for general-purpose use. They get lowest pressure drop, when compared with other types check valves, besides, with simple structure and easy to maintain. All parts related to open and close are installed in the valve internals and do not penetrate out the body except the sealing gasket and ring which placed at the middle position, thus there are no leakage points and avoid the leaking greatly.

PRODUCT DETAILS

Features:
Full Open Non-return Valve
it is an automatic valve when it is automatically opened or closed by the force generated by the medium flowing within the pipeline.
Its major function is to prevent the backflow of the medium in the pipeline,
reverse rotation of the pump and its driving motor, and discharge of the medium in the container. 

Main Parameter Specification
Body structure in forged steel body, cast steel body, cast iron body
Sealing: Soft/Resilient Seated, Metal to metal seat
Design and Manufacture:Cast Steel Check Valve to BS 1868,ASME B16.34,API 6D
Inspection and Test:API598,API600 or API 6D
End Flange Dimension:ASME B16.5(for NPS≤24,ASME B 16.47 series B,API 605,ASME B16.47 A Series,MSS SP-44(for NPS>24)
BW end Dimension:ASME B16.25
Face to Face and End to End:ASME B16.10
Pressure-temperature ratings:ASME B16.34
Wall Thickness Dimension:API 600,BS 1868

Product Range
Soft in NBR or EPDM Rubber Encapsulated Disc, Metal Seated in 13%Cr, STL, F304, F316, Brass/Bronze
Body material: carbon steel, stainless steel, alloy steel,bronze
Nominal diameter:1/2"~48"(DN15~DN1200)
End Connection: RF,RTJ, BW
Pressure range: Class150~2500(PN16~PN420)
Working temperature:-196ºC~+560ºC 
Features in Full Port, Reduced Port
Bolted Cover, Screwed Cover, Welded Cover, Pressure Sealed Cover optional


Main Parts & Materials

No.	Part Name	Material
1	Body	CI/D.I/A105/F304/F316/CS A216 WCB/CF8/CF8M
2	Disc	CI/D.I+BRASS/BRONZE/DI+NBR/A105, A216 WCB+13%Cr./STL
3	Nut	Carbon Steel/Stainless Steel
4	Hinge	WCB/Stainless Steel
5	Seat	C,DI+Brass/Bronze/A105, A216 WCB+13%Cr./STL
6	Pin	A276 410/Stainless Steel
7	Fork Pare	A216 WCB/Stainless Steel
9	Cover	CI/D.I/A105/F304/F316/CS A216 WCB/CF8/CF8M
10	Gasket	PTFE/SS304+Graphite
11	Bolt/Nut	Carbon Steel/Stainless Steel

PRODUCT

WORKSHOP

INSPECTION

PACKING

We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience,we assure you,

Naibang will be one of your best parters in China.