Products
pressure seal check valve
Product Range
● Size: NPS 2”~ 48”, DN 50-1200
● Pressure Rating: Class 2500-4500LB
Standards
●Design standard: API 600, ASME B16.34, ISO 10432, EN1984.
● Face To Face Dimension: ASME B16.10, EN 558-1, and EN 12982
● Connecting Dimensions: ASME B16.5, ASME B16.47, ASME B 16.25, EN 1092-1 , EN 12627..
● NACE-MR-0175
● Mounting ISO-5211.
● End Connection: Flange, BW.
● Test &Inspection: API 6D, API 598.
Design Feature
● Pressure seal bonnet (PSB) design.
● Casting or forged body.
● Full port or reduced port design.
● Back seal design.
● Stem is one-piece wrought material.
● Flexible wedge gate, Solid wedge gate.
● Outside Screw and Yoke. - Rising stem and non-rising stem
● Renewable Seat or welding Seat.
● Special request: Locking device ( Interlock ) ,Position indicator. Limit Switch.
● Extend bonnet for cryogenic & underground Service.
●Material
● WCB, LCB, WC6, WC9, C12, C5, CF8, CF8M, CF3, CF3M