ASTM A352 LF2 Gate Valve, API 602, 800 LB, Extended Body, BW

Product Name: ASTM A352 LF2 Gate Valve, Extended Body
Type: Forged Steel Gate Valve
Design Standard: API 602
Body Material: ASTM A352 LF2
Size: Customized
Pressure: Class 800 LB, PN130
End Connection: BW
Operation: Manual
Medium: Water, Oil, Gas, etc
Temperature Range: -46°C to 595°C

Forged Steel Gate Valves are engineered and manufactured in strict accordance with international standards such as API 602, ASME B16.34, DIN 3202, or their equivalents. Featuring a compact yet robust design, these valves are built for high-pressure and high-temperature service.
An optional solid CoCr alloy wedge provides low friction and extended service life. Packing rings are pre-compressed to 4000 psi, ensuring a high-integrity seal. For welded bonnet valves, the bonnet is threaded and tightened to a precise torque value, with the body-bonnet joint strength-welded to deliver double protection against leakage.
The fully guided wedge reduces wear on seating surfaces, enhancing valve durability. Optional features include double packing, leak-off connections, live-loading, and packing blowout protection for easy removal and replacement of packing material.

Technical Specification

» Size Range: 1/2-4 Inch (DN15-DN100) (for Forged Items)
» Design Pressure: Class 150-2500 LB (PN10-PN420)
» Materials: Carbon Steel, Alloy Steel, Stainless Steel, Duplex Steel, etc
» Trim Materials: 13%Cr, ASTM A182 F11, F22, SS 304, SS 304L, SS 316, SS 316L, and other specials
» End Connections: SW, FNPT, BW, RF, RTJ, Grooved
» Design and Manufacture: ASME B16.34, API 602
» Face to Face (End to End): ANSI B16.10
» Flanged Connection: ANSI B16.5
» Test and Inspection: API 598, API 6D
» Butt Welded Ends: ANSI B16.5
» Threaded Ends: ASME B1.20.1
» Socket-Weld Ends: ASME B16.11

Product Features

» OS&Y (Outside Stem and Yoke) design
» Metal-sealed trims available (API Trim #1, #5, #8, #10, etc.)
» Optional locking device or stem extension
» Available with bolted bonnet, welded bonnet, or pressure-sealed bonnet
» Optional direct mounting to ISO 5211
» Full bore or reduced port options


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Zhejiang Kosen Valve Co., Ltd.

Zhejiang Kosen Valve Co., Ltd.


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Source: https://www.kosenvalve.com/astm-a352-lf2-gate-valve-api-602-800-lb-extended-body-bw.html