Features
1 Valves comply with AWWA C508, clear waterway design.
2 Working pressure 300PSI.
3 Working temperature 0.6ºC to 52ºC.
Construction
1 Seating type is resilient material to bronze seat construction
2 Two brass plug screwed on one side of body.
3 Flange designed to EN1092-2 PN10/PN16, ANSI B16.1 Class 125 or other types.
4 Fusion bonded epoxy coated interior and exterior.
| Part Name | Material | ASTM Spec. |
| Body | Ductile Iron | A536 65-45-12 |
| Seat Ring | Bronze | ASTM B62 |
| Disc Ring | EPDM | Commercial |
| Disc Ring Retainer | Bronze | ASTM B62 |
| Retainer Bolt | Stainless Steel | AISI 304 |
| Disc | Ductile Iron | A536 65-45-12 |
| Bonnet | Ductile Iron | A536 65-45-12 |
| Gasket | EPDM | Commercial |
| Hinge Pin | Stainless Steel | AISI 304 |
| Clapper Arm | Ductile Iron | A536 65-45-12 |
| Pin Plug | Stainless Steel | AISI 304 |
| NPT Plug | Brass | B16, C36000 |
| Bolt and Nut | Carbon Steel | A307 B |
| Eyebolt | Carbon Steel | A307 B |
Dimensions (mm / Inch)
| Size | 2” | 2.5" | 3" | 4" | 5" | 6" | 8" | 10" | 12” |
| L | Mm | 203 | 254 | 279 | 330 | 356 | 406 | 495 | 559 | 660 |
| inch | 8 | 10 | 11 | 14 | 14 | 16 | 19-1/2 | 22 | 26 |
| H | Mm | 132 | 145 | 150 | 298 | 298 | 300 | 352 | 395 | 445 |
| inch | 5-3/16 | 5-11/16 | 5-7/8 | 6-7/8 | 11-3/4 | 11-13/16 | 13-7/8 | 15-9/16 | 17-1/2 |
Nanjing fire protection technology Co., Ltd., is the head professional manufacturer in Chinese fire fighting field, established in 1958.We have more than 600 staff, and establish our branch office in different province of China to offer our best service to our clients.Now, we have formed a complete industrial chain of "design-manufacture-test-product-sale engineering construction-after sale service."
Our main products are over 300 kinds of fire fighting products:High and medium pressure water mist automatic fire extinguishing systems;High and low pressure CO2, IG-541 (INERGEN), HFC-227(FM200), and other types of fixed gas automatic fire extinguishing systems;Fire trace automatic extinguishing systems;All types of automatic fire extinguishing systems without piping;Fixed type and mobile type foam fire extinguishing systems;Various types of water sprinkler systems;Various types of water fire monitors;All types of marine fire products;Multi-purpose rescue boats;Various types of fire alarm controllers;All types of common fire extinguishers and so on, which are enjoying a good reputation for their high quality and competitive price.These of systems and devices are all successfully used in many of projects oversea and at home, owning with great achievements in many fields of electric power, communication, railway, shipping, petrochemical, steel, etc.
Especially, we are the first one to be qualified by UL approval for our glass bulb spray sprinklers in China since 2004, and have been exporting to many of countries like Eastern Asia, Middle East, South America, Eastern Europe, etc.So we are looking forwarder to work together with your side to develop both of our further business.
We insist in offer our qualified products and best service with competetive price to all of our clients, including your esteemed company.
