Product Information
HAN: | 88700357 |
Category: | GEMÜ R91 Metal dual plate check valve |
Operating pressure: | 16 bar |
Type: | Double plate check valve, metal |
DN: | DN 50 |
Connection type: | PN 16 / Flange EN 1092, FTF EN 558-1 series 49 (R90), series 16 (R91) |
Body material: | EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010 (blue) (R91) |
Material shut-off element: | EN-GJS-400-15 (GGG-40), epoxy coated, RAL 5010 (blue) (R91) |
Material guide element: | 1.4571 |
Liner material: | EPDM (WRAS certification) |
Spring material: | 14571 |
Product Description
R91 5033226W6 / 88700357
Description
The GEMÜ R91 is a metal dual plate check valve with flange connection and standardized length to DIN EN 558-1. The valve body, plates and seals are available in various materials. In the version with metallic seal, the GEMÜ R91 valve can be used at high temperatures up to 300 °C.
Features
- Suitable for low and high temperatures
- Standardized length to DIN EN 558-1, series 16
- Available as option free of oil and grease
- Bubble tight sealing in accordance with EN 12266-1/P12, leakage rate A and G
Technical specifications
Media temperature : | -200 to 300 °C |
Media temperature : | -200 to 300 °C |
Operating pressure : | 0 to 16 bar |
Nominal sizes: | DN 50 to 600 |
Connection types: | Flange |
Connection standards: | ANSI | ASME | EN |
Body materials: | 1.0619, galvanized cast steel material | 1.4408, investment casting material | EN-GJS-400-15 |
Seal materials: | EPDM | FKM | NBR |
Spring materials: | 1.4571, spring steel |
Conformities: | EAC | WRAS |
Plate material: | 1.4408, investment casting material | 1.4469, duplex cast steel material | EN-GJS-400-15, SG iron material |
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/