Bellow Gate Valve

Name: Bellow Gate Valve
Brand: VTXFLOW

Bellows-sealed stem for zero fugitive emissions.

Gate Valve Series

Bellow Gate Valve

A multi-ply stainless bellows welded between stem and bonnet gives absolute zero stem leakage — required for thermal oil, toxic and fugitive-emission-controlled services under TA-Luft / ISO 15848.

As part of the VTXFLOW gate valve range, every bellow gate valve is produced under our certified quality system — from in-house casting and CNC precision machining to 100% pressure and seat-tightness testing before shipment, with EN 10204 3.1 material certificates supplied.

Zero fugitive emission — welded bellows seal
Back-up gland packing as secondary seal
TA-Luft / ISO 15848 compliant
Bellows life over 10,000 full cycles

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Bellow Gate Valve — VTXFLOW Gate Valve Series

Technical Specifications

Size Range	1/2" – 60" (DN15 – DN1500)
Pressure Class	ASME 150 – 2500 LB / PN16 – PN420
Body Materials	WCB, WC6, WC9, CF8, CF8M, LCB, A105, F11, F22, F304/316
Design Standards	API 600, API 602, API 6D, BS 1414, DIN 3352, GOST
End Connections	RF, RTJ, BW, SW, NPT

Typical Applications

Power plant main steam linesRefineriesPetrochemical plantsWater distributionMining slurry

How to Order — What to Specify

Size and pressure class
Body material and trim (13Cr, Stellite, F316)
Wedge type: flexible, solid or split
Bonnet: bolted, welded, pressure-seal or bellows
End connections: RF, RTJ, BW or SW
Operation: handwheel, gear, electric actuator
Design standard: API 600, API 602, DIN or GOST
Options: bypass, locking device, NACE

Every bellow gate valve is shell and seat tested to API 598 / ISO 5208 before shipment and delivered with EN 10204 3.1 material certificates. PMI, NDE and third-party inspection (SGS / BV) are available on request.

Other Gate Valve Products

Casting Wedge Gate Valve Forged Wedge Gate Valve Pressure Seal Gate Valve Knife Gate Valve Bronze / Thread Gate Valve All Gate Valves →

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Interested in the bellow gate valve? Tell us your size, pressure class, material, standard and quantity — our engineers respond within 24 hours.