Best quality and factory Parallel Slide Gate Valve Rio de Janeiro Manufacturer
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GMK Through Conduit Gate Valve are widely used for oil and gas pipeline service. this Type of valve has such function that, when fully opened, media passage capability superior to valves in use for general secondary process line, it can also be capable for pig ball cleaning service. GMK Through Conduit Gate Valves are available in Slab Gate and Expanding Gate design and both are fully comply with API 6D.
Expanding gate design is versatile in that it provides a mechanical seal between the seats and the gate ensuring valve integrity at both high and low line pressure. The expanding gate valve does not reply on line pressure to seal and is recommended for applications when a tight mechanical seal it required.
Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel
Carbon Steel, Stainless Steel, Duplex Steel, Alloy Steel
-Design: ASME 16.34/ API 6D
-Face to Face: ASME B16.10
-End Flange: ASME B16.5, ASME B16.47
-BW End: ASME B16.25
-Test: API 598/ API 6D/ BS 6755
-Special: NACE MR-01-75
-Fire safe design
-Low fugitive emission with TA
-Optional slab or expanded gate design
-Double block and bleed
-Cavity pressure self relief
-Emergency sealant injection system
Video covers steps for how to remove an existing below ground backflow preventer and installing a new one above ground that meets city code.