Forged Steel Spring Lift High Temperature Thread Check Valve

We know that we only thrive if we will guarantee our combined cost competiveness and high-quality advantageous at the same time for PVDF Diaphragm Valve, Lubricated Plug Valves, PTFE Sleeve Plug Valve. Our company provides the more perfect service for you with the better quality, the higher efficiency, lets your each minute investment obtain the reasonable return. We strive to achieve the common development of the company and society, and help each other on the road of development to achieve a win-win goal. We will continue to push the enterprise to move towards an integrated direction. As a company with a professional team, we rely on an open world and global exchange of ideas and products.

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.

We uphold the core values of honesty, respect, innovation, passion, and professional team and always adhere to the customer-centered approach, repaying global customers with high-quality Forged Steel Spring Lift High Temperature Thread Check Valve and services. We create a win-win development future with our customers with exquisite craftsmanship, strict quality management, and thoughtful service system. We carry out in-depth communication with customers for more accurate demand analysis.