Product Information
HAN: | 88861894 |
Category: | GEMÜ D481 Victoria Pneumatically operated butterfly valve |
Type: | Butterfly valve, pneumatically operated |
DN: | DN 400 |
Gehäuseform: | Intermediate flange version (Wafer), length FTF EN 558 series 20 |
Connection type: | PN 16 / flange EN 1092, face-to-face dimension FTF EN 558 series 20 |
Liner material: | EPDM |
Control function: | Ra ≤ 0.8 µm (30 µin.) for media wetted surfaces, in accordance with DIN 11866 H3, mechanically polished internal |
Actuator version: | Actuator, pneumatic, double acting, clockwise rotation, ADA0850U F10/12 S27 |
Disc material: | 1.4469, SUPERDUPLEX |
Liner fixing: | Seat loose |
Shaft material: | AISI 420 / 1.4021 |
Type of design: | Butterfly valve body painted with 2K-epoxy paint RAL5021 (water blue), layer thickness 250 - 350 µm |
Actuator particulars: | Gen. industrial version, housing alu, anodising layer 25-35µm, end caps alu, powder coated, shaft C steel + ENP, bolts A2 |
Product Description
D481400W232D1EL3 BU85AG0 1913 / 88861894
Description
The Gemue D481 Victoria soft seated butterfly valve has a metal actuator and is pneumatically operated. The "Normally Closed", "Normally Open" and "Double Acting" control functions are available. The butterfly valve is available in nominal sizes DN 25 to 600 and in standard installation lengths ISO 5752/20 | EN 558-1/20 | API 609 category A (DIN 3202 K1) in wafer and lug body versions.
Features
- Available in large nominal sizes
- Special materials for disc, seal and valve body
- Vulcanizable liner
- Abrasion-resistant version possible
Technical specifications
Media temperature: | -60 to 210 °C |
Media temperature: | -60 to 210 °C |
Ambient temperature: | -20 to 70 °C |
Operating pressure : | 0 to 16 bar |
Nominal sizes: | DN 25 to 600 |
Body configurations: | Lug | U section | Wafer |
Connection standards: | AS | ASME | AWWA | BS | DIN | EN | ISO | JIS |
Body materials: | 1.4408, cast stainless steel material | EN-AC-46100, aluminium casting material | EN-AC-47100, aluminium casting material | EN-GJS-400-15, SG iron material | EN-GJS-400-18-LT, SG iron material | S275JR, cast steel material |
Body coating: | Epoxy |
Liner materials: | CR | CSM (Hypalon®) | ECO | EPDM | NBR | SBR, abrasion resistant | Silicone |
Disc materials: | 1.4408, investment casting material | 1.4469, Duplex cast steel material | 1.4539, forged material | 2.0975, bronze casting material | 2.4602 (alloy 22), block material | EN-GJS-400-15, SG iron material |
Disc coating: | EPDM | Epoxy | Halar® | NBR | Rilsan® | SBR |
Conformities: | ACS | ATEX | DNV GL | DVGW Drinking water | DVGW Gas | EAC | FDA | WRAS |
Manufacturer according to GPSR
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG, Fritz-Müller-Straße 6–8, 74653 Ingelfingen, Baden-Württemberg, Deutschland, info@gemue.de, https://www.gemu-group.com/