Forged Steel Lift Piston API602 800lb Check Valve

We foster innovation, internal entrepreneurship, and competitiveness among our employees so that they can work effectively to produce innovative PSB Forged Check Valve, Fabricated Basket Strainer, Full Bore Lubricated Plug Valve and make our company an efficient and flexible one. We are willing to make friends with people from all walks of life and work together for common development and opening up new fields! We rely on the advantages of existing channel resources and network resources, and we form the exclusive core competitiveness of the enterprise in the down-to-earth struggle. We take science and technology to ensure a prosperous country and serve it with hard work as a historic mission. We take innovation as the solution, improve production efficiency as the guiding direction, rely on our own high-quality management, research and development, production capacity and quick response speed to provide customers with high-quality products and considerate services.

Product Details

NSV Forged Lift Check valves(Piston Check Valve or Ball Check Valve), like all check valves, are used to prevent back flow in the line. Standard valve design has no spring in order to minimize cracking pressure and pressure drop, it will only function properly when installed in a horizontal line. As an option the designs can include a spring to assist closing and for use in 90-degree styles installed in vertical lines.

Plicable Standard
Design Standard: API 602, ASME B16.34, BS 5352, DIN3352
Face to Face: ASME B16.10, EN 558, DIN3202
End Flange: ASME B16.5, DIN2533
Butt welding Ends: ASME B16.25, DIN3239
Socket Welded Ends: ASME B16.11
Threaded Ends: ASME B1.20.1
Inspection and Test: API 598, DIN3230

Products Range
Size: 1/2" ~ 2"(DN15 ~ DN50)
Rating: ANSI 150lb ~1500lb

Body Materials: A105,LF2,F91,F11,F22,F304,F304L,F316,F316L,F321,F51,Alloy steel etc.
Trim: Per API 602

Design Features
Full port or reduced port design
Plug/Ball Disc
Bolted bonnet(B.B),Welded bonnet(W.B),Pressure Seal Bonnet(P.S.B) also available.
Flanged, butt-welded, socket- welded, or threaded ends

Standard Material Specifications

Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.

BODY-COVER CONNECTION:WELDED-COVER

NSV welding procedures are performed by operators qualified acc.to ASME IX.

NSV Weld Bonnet Valves are supplied in the standard type threaded in and fillet welded bonnet as per.”B” version.On request Full Penetration Welding as per “A” version can be supplied.

FAQ

1.Q: What’s the valves warranty?
A: Our valves warranty period should be 18 months from the date of shipment or 12 months after installation, whichever occurs first.

2. Q:What’s the packing for shipping?

A:Its carton for small valves(sample) and plywood case(don’t to fumigate).

3.Q:Is there have MOQ?

A：No.we can accept 1set,but there have additional cost $150.00(process of export) if the order value within $2000.00.

With reliable quality process, good reputation and perfect customer service, the series of products produced by our company are exported to many countries and regions for Forged Steel Lift Piston API602 800lb Check Valve. Our company's goal is to undertake the due social responsibility in the fields involved in various business activities, and to do our part for the construction of on the spot supply. Our company has trained a group of business teams and technical personnel with strong professional knowledge to provide customers with accurate and timely product information and excellent after-sales service in all aspects.