ASTM A995 4A Gate Valve, API 600, 3 Inch, 300 LB, BB, OS&Y

These cast steel gate valves are designed in accordance with API 600 standards, ensuring reliable performance, durability, and safety in demanding industrial applications. Manufactured with a bolted bonnet structure, they feature a 3-inch (DN80) size and Class 300 LB pressure rating, making them suitable for medium to high-pressure systems. The OS&Y design provides clear position indication, while the RF flanged ends ensure secure and leak-tight connections. A screwed-in back seat enhances maintenance safety and sealing reliability. As a leading ASTM A995 4A gate valve manufacturer in China, we deliver high-quality valve solutions engineered for global oil, gas, and industrial pipeline systems.
 

Valve Description:
1821182 Cast Steel Gate Valve
Design Standard: API 600
Structure: Bolted Bonnet/Pressure Seal Bonnet
Sizes: 3 Inch, DN80
Pressure Rating: Class 300 LB, PN50
Bore Type: Standard Bore(API 600)
End Connection: RF Flanged
Operation: Handwheel/Gear
Body Material: ASTM A995 4A, ASTM A217 C12A, ASTM A216 WCB, ASTM A217 WC9, ASTM A217 C5, ASTM A995 6A, ASTM A351 CF8, ASTM A351 CF3, ASTM A352 LCB, ASTM A216 WCC, ASTM A352 LCC, ASTM A351 CF3M, ASTM A351 CF8M, ASTM A995 5A, ASTM B148 C95800, ASTM A217 WC6
Trim Material: ASTM A182 F6A, F304, F316, F51, F53, F55
Face to face: ASME B16.10
Test and inspection: API 598
Key Features: OS&Y, Screwed-in Back seat, Rising Stem, Non-rising Handwheel, Flexible Wedge, Low Emission Design

Product Range:
Body material: Carbon Steel, Stainless Steel, Alloy Steel, Al-bronze
Normal diameter: 2 Inch - 64 Inch (DN50 - DN1600)
Pressure range: 150 - 2500 LB
End connection: RF, RTJ, BW
Working temperature: -29°C - +400°C
Operation: Handwheel/Gear/Motor