ES-4212 HYDRAULIC CHECK BUTTERFLY VALVE

The GEMÜ 428 butterfly valve has a low maintenance motorized quarter turn actuator. A manual override and an optical position indicator are integrated as standard. — Low weight — ATEX version available as an option — Various seal materials available

We manufacture rough or fully machined seat and sealing ring for ball and butterfly valves in : • Austenitic stainless steel Alloys (CF8M, CF3M…) • Aluminium-Bronze (UNS C95500…) • Duplex and Super Duplex (CD4MCu, CD3MN…) • Nickel-based and high-alloys (CW-6MC, CU5MCuC, M-35-1 CW-12MW…) • Martensitic alloys (CA15, CA6NM…) • Other materials on request

Valves and shut-off devices are components for blocking and control of liquids or gases. The range of products includes 2-way ball valves, 3-way ball valves, hydraulic ball valves, angle seat valves, butterfly valves as well as solenoid valves, pressure switches, blocking valves, needle valves and gate valves. Coaxial valves and check valves also belong in the assortments as well as dirt strainers, safety valves and pressure limiting valves.

- Size DN100 - 150 - 200 - 250 - 300 - 350 - 400 - 2 half-bodies in cast aluminum with double flange: identical upper and lower flange - Possibility of installing the fitting for flexible connection SFU - Pressure / vacuum seal up to 0.2 bar - Disc in aluminum or stainless steel AISI 304 (upon request in AISI 316) - NBR gasket (upon request suitable for contact with food) - HNBR Therban - Viton - Gasket profile: for sealing only on the disc or covering the flanges - DN5482 splined drive shaft or ISO 5211 square, both in standard or extended length - ATEX certified version upon request - Manual, motorized or pneumatic actuators