Forged steel stop valve 800lb with A105N material, threaded ends, and OS&Y design for high-pressure industrial applications.

Forged steel stop valve 800lb socket weld end

Forged Steel Stop Valve – 800lb Rating, A105N Material, Threaded Ends, OS&Y Design, API 602 Compliant

Technical Specifications:

Designed and manufactured in accordance with API 602.
End connections per the following standards:
a) Socket weld dimensions: ANSI B16.11.
b) NPT Threaded dimensions: ANSI B1.20.1. / BSP.
Face-to-face dimensions in accordance with ASME B16.10-2023.
Testing and inspection performed per API 598.
Structural features: Bolted Bonnet (B.B.), Welded Bonnet (W.B.), Pressure Seal Bonnet (PSB), Outside Screw and Yoke (OS&Y).
Materials conform to ANSI/ASTM standards.
Primary materials include: A105(N), LF2, F304(L), F316(L), F51, F91, F11, F22, F321, etc.

Product Summary

Upgrade your industrial system with the forged steel stop valve 800lb from SFANVALVE — engineered for extreme pressure and temperature conditions. Constructed from durable A105N carbon steel, this valve delivers exceptional strength and corrosion resistance. With a 800lb pressure rating, it’s ideal for steam, oil, and gas applications in power plants, refineries, and chemical processing. Featuring threaded ends and an OS&Y (Outside Screw & Yoke) mechanism, it provides reliable shut-off and easy maintenance. Certified to API 602 standards and tested per API 598, every unit ensures leak-free performance. Designed for long service life under harsh conditions, this high-pressure stop valve combines precision engineering with proven reliability. Trust SFANVALVE for industrial-grade valves that meet global quality benchmarks.

Brand	SFAN VALVE OR "OEM"
Flow bore	Standard bore or Full bore
Material	Carbon steel, Stainless steel, Alloy steel or other
Dimension	DN10(1/4") to DN100(4")
Class	150~2500
Medium	Water, oil &gas.
Temperature	-196℃(cryogenic design) to 560℃
Valve test	100% quantity tested before delivery
Valve guarantee	18 months after shipments and 12 months after installed
Packing	Plywood or carton cases
Delivery time	7 days to 30 days
Place of Origin	Zhejiang, China

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Your questions answered

Common questions

How can you trust SFANVALVE ?

For Sfanvalve’s standard products, we are willing to start production without any payment in advance. We accept product inspection upon completion, and payment is only due once the inspection is passed. SFAN will then arrange shipment to your designated warehouse as per your requirements.

If we purchase from you, will you manufacture according to our requirements ?

Yes. After receiving the contract, we will provide technical drawings. Production will commence based on these drawings once they are confirmed by both parties.

Will "SFANVALVE" deliver on time ?

After receiving the contract and confirming the drawings, we will provide a production schedule and manufacture strictly according to it. We will provide photos or videos to share and make a record for every stage of the production process. If a serious delay occurs due to management error, we will arrange air shipment and bear all costs by air.”

What is the warranty terms ？

The warranty period is 18 months from the date of shipment or 12 months from the date of installation, whichever occurs first.