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Cast Steel Flanged Top Entry Ball Valve (DQ4)

Cast Steel Flanged Top Entry Ball Valve (DQ4)
Price: US $ 240-1620/Piece
Trade Terms: FOB,CFR,CIF
Min Order: 1/Piece
Pay Type: L/C,T/T
DESIGN STANDARDS
ASME Standards:
B1.20.1Pipe Threads, General Purpose(Inch)
B16.10Face-to-Face and End-to-End Dimensions of Valves
B16.25Buttwelding Ends
B16.11Forged Fittings, Socket-Welding and Threaded
B16.5Flanged Fittings and Pipe Flanges
B16.47Large Diameter Steel Flanges

API Standards:
6DSpecifications for Pipeline valves
598Valve Inspection and Testing
607Fire test for soft-seated quarter-turn valves
6FASpecification for Fire Test for Valves

MSS Standards:
SP-55Quality Standard for Steel Castings for Valves, Flanges, and Fittings and Other Piping Components-Visual Method for Evaluation of Surface Irregularities
SP-54Quality Standard for Steel Castings for Valves, Flanges, and Fittings and Other Piping Components-Radiographic Examination Method
SP-53Quality Standard for Steel Castings for Valves, Flanges, and Fittings and Other Piping Components-Magnetic Particle Examination Method

DESIGN FEATURE
3-pieces body, full bore. Fire-Safe certified, trunnion ball with spring loaded seats, blow out proof stem, flanged connections.
Non-removable antistatic devices assure electric continuity between ball and
Body through the stem.
Double block & bleed function, drain&vent, Sealant injection on stem & seats.
All wetted component materials and bolting meet NACE MR. 01.75 latest edition as standard.
Asbestos free.


APPLICATION
Refinery
Chemical
Petrochemical
Power plant
Gas

Factory Show:

Exhibition Show:

The OTC exhibition ( May, 2014 Houston)

The Valve World Expo ( Sep. 2012,German)

The OTC exhibition ( May, 2013 Houston)

The Valve Word Expo ( Sep. 2013, China)




Pressure150lb-2500lb
Size1/2"-36"
ConnectionRF,RTJ,BW,SW, NPT
Prod Model: DQ4
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Mid East,Eastern Asia,Western Europe
Connection Form: Flange
Channel: Straight Through Type
Structure: Floating Ball Valve
Type: Floating Ball Valve
Application: Water Industrial Usage
Material: Cast Steel, Stainless Steel.Alloy.etc..
Nominal Pressure: ANSI Class 150-2500
Temperature: +420deg C
Zhejiang Number One Valve Co., Ltd(ONEV) has been for 15 years in Valve manufacture, design, sales and service. The company covers an area of 18000 square meters.

The main products of ONEV are Ball valve, Gate valve, Globe valve, Check valve, Plug valve, Butterfly valve, etc., API, ANSI, BS, DIN, NF, JIS, JPI, GB, JB. Standard.

ONEV has been accredited to CE, API, ISO 9001: 2000, international qualified certificates. Has set up the perfect quality control and guarantee system to ensure excellent quality and best service.

ONEV for years experience and service, in Chinese industry line and important projects of oil refining, gas pipelines, petroleum, electric power, pharmaceuticals etc. Meantime, our products make a broad market in more than twenty countries over the world, distributed in Europe and United States, South American, Middle East, Southeast Asia, Africa, and have enjoyed good reputation and trust. We will try our best to supply superior quality products, satisfied after-sale service and technical supports to customers.

ONEV always persist in the idea of "All for customer satisfaction" to become bigger and stronger for country valve construction. We warmly welcome all the partners come to co-operate with us and make a brilliant future.

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  • Zhejiang Number One Valve Co., Ltd.

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