1/2″-800LB Close Die Forged Lift Check Valve

Penerangan

API 602 Forged Steel Lift Check Valve Technical Data Sheet

A105N Material 1/2″ 800LB NPT/Welded Ends

1. General Information

2. Applicable Standards

3. Main Design Features

• Operating Principle: Automatically opens and closes the disc by medium flow. When medium flows in the specified direction, disc opens under medium pressure. When backflow occurs, disc closes against seat to prevent reverse flow
• Disc Structure: Disc moves vertically along the body centerline, reliable operation, suitable for small bore applications
• Binaan Badan: One-piece die forged body, dense structure, high strength, no casting defects
• Bonnet Connection: Bolted bonnet design with stainless steel/flexible graphite spiral wound gasket sealing
• Sealing Surface: Hardfaced with alloy steel or carbide, reasonable material pairing, long service life
• Installation Requirement: Suitable for horizontal pipelines only, disc closes by gravity

4. Main Component Materials (A105N Material)

5. Technical Parameters & Dimensions

5.1 Pressure-Temperature Ratings

5.2 Dimensions (1/2″ Class 800)

5.3 End Connection Details

• NPT Threaded Ends: Per ASME B1.20.1, 1/2 inch American Standard Taper Pipe Thread
• Socket Weld Ends (SW): Per ASME B16.11, bore diameter and depth conforming to standard
• Flow Direction: Clear flow direction arrow marking on body

6. Test & Inspection (API 598)

7. Marking & Supply

• Valve Marking: Per MSS SP-25, nameplate to include nominal size, pressure class, material, heat number, design standard, etc.
• Flow Direction: Clear flow direction arrow marking on body
• Cleaning & Protection: Valves internally and externally cleaned, ends covered with protectors, threaded or weld ends coated with rust preventive
• Documentation: Material certificates, pressure test reports, declaration of conformity provided with shipment

JAMINAN:

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