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
