ASTM A890 4A Gate Valve, 20 Inch, 150 LB, OS&Y, API 600

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ASTM A890 4A Gate Valve, 20 Inch, 150 LB, OS&Y, API 600

Key Specifications / Features

Model No. : 1821054
As a leading exporter of duplex stainless steel gate valves from China, we offer premium solutions built to ASTM A890 4A standards. Our 20-inch gate valves are designed to meet API 600 requirements and are rated for both CL 150 LB, PN10, and PN16 pressure classes. Featuring a resilient RF flanged connection, OS&Y design for reliable operation, and a screwed-in back seat for added durability, these valves provide exceptional performance in demanding applications. Rely on us for high-quality industrial valve solutions tailored to your needs.

Detail Information

Flexible Wedge Gate Valve, OS&Y, ASTM A890 4A Body, 20 Inch/DN500, 150 LB, RF Flanged.

Valve Description

1821054 Gate Valve
Design Standard: API 600
Structure: Bolted Bonnet/Pressure Seal Bonnet
Bore Type: Standard Bore(API 600)
Body Material: ASTM A890 4A, ASTM B148 C95800, ASTM A352 LCB, ASTM A216 WCB, ASTM A351 CF8, ASTM A351 CF8M, ASTM A890 5A
Nominal Size: 20 Inch, DN500
Nominal Class: 150 LB, PN10, PN16
Operation: Handwheel/Gear
Trim Material: ASTM A182 F6A, ASTM A182 F304, ASTM A182 F316, F51, F53, F55
Face to Face: ASME B16.10
Test and Inspection: API 598
End Connection: RF Flanged

Key Features

1. OS&Y (Outside Screw and Yoke) design for reliable operation.
2. Screwed-in back seat enhances security.
3. Rising stem with non-rising handwheel for ease of use.
4. Flexible wedge provides superior sealing performance.
5. Low emission design ensures environmental compliance.

Product Range

Body Material: Carbon Steel, Stainless Steel, Alloy Steel, Aluminum Bronze
Normal Diameter: 2 Inch - 64 Inch (DN50 - DN1600)
Pressure Range: Class 150 LB - 2500 LB
End Connections: RF (Raised Face), RTJ (Ring-Type Joint), BW (Butt Weld)
Working Temperature: -29°C - +400°C
Operation: Handwheel/Gear/Motor

 
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Founded in 2013, Bosseal is a professional industrial valve manufacturer based in Suzhou, China. We specialize in the design and production of Ball Valves, Gate Valves, Globe Valves, Check Valves, Butterfly Valves, Plug Valves, and Piping Strainers. All our products are manufactured in strict compliance with international standards, including API, ASME, ISO, DIN, BS, and EN. With a strong focus on quality control and engineering capability, we are committed to providing reliable and high-performance valve solutions for global industrial applications.

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