Audited Supplier
Product Name: Durable Wafer Butterfly Valves in High Quality Ductile Iron
Category: Fire Valves
Butterfly Valve: The opening and closing part of a butterfly valve is a disc. It rotates around the valve shaft to achieve opening and closing. Butterfly valves have the characteristics of being lightweight, having a simple structure, opening and closing quickly, and having low fluid resistance. They are suitable for occasions that require frequent operation and good adjustability.
| Nominal Pressure | 1.0MPa (145 psi) | 1.6MPa (235 psi) | |
| Testing Pressure | Shell | 1.5MPa (215 psi) | 2.4MPa (350 psi) |
| Seat | 1.1MPa (160 psi) | 1.76MPa (255 psi) | |
| Service Temperature | NBR | -20ºC~+90ºC (-4ºF~194ºF) | |
| EPDM | -20ºC~+110ºC (-4ºF~230ºF) | ||
| Service Medium | Liquid and gas: FreshWater, Sea Water, Sewage, Air, Steam, Oil and etc. | ||
| ITEM | PART | SPECIFICATION |
| NO. | ||
| 1 | BODY | GGG40 |
| 2 | LONG BUSHING | PTFE |
| 3 | SHAFT | SS416 |
| 4 | SEAT | NBR |
| 5 | DISC | C95400 |
| 6 | TAPER PIN | SS316 |
| 7 | SHORT BUSHING | PTFE |
| 8 | O RING | ASTM D2000 NBR |
| 9 | BOLTS | STEEL |
| 10 | SPRING SPACER | AISI 1566 |
| 11 | LOCKPLATE | STEEL |
| 12 | HANDLE | DUCTILE IRON |
Additional Information
| ANSI150 | JIS 5K | JIS 10K | BS4504 PN6 | BS4504 PN10 | BS4504 PN16 | ||||||||||||||||||||||
| Size | A | B | C | K | L | H | H1 | J | D5 | D2 | N | d | D2 | N | d | D2 | N | d | D2 | N | d | D2 | N | d | D2 | N | d |
| DN80(3") | 141 | 95 | 45.2 | 11 | 30 | 90 | 70 | 103.9 | 124 | 152 | 4 | 19 | 145 | 4 | 19 | 150 | 8 | 19 | 150 | 4 | 18 | 160 | 8 | 18 | 160 | 8 | 18 |
Wafer or Lug Body Styles Stainless Steel
One-piece wafer body style or full lug style for terminal service. Both body styles offer bidirectional sealing as standard in conformance, cast iron and stainless steel can be selected, ustomizable product color and logo.
Wide Variety Of Disc Material Choices
Precision machined and hand polished disc to provide a minimum torque and longer seat life. Customizable color material.
Actuator Mounting Flange OR Handle
The top flange is drilled as per EN ISO 5211 to accommodate direct mounting of a wide range of actuators. Operating handles with different materials and colors.
Wide Choice Of Seating Materials
Smooth finished disc flats mate with seat to give a highly efficient primary seal that prevents leakage into the shaft area. Customizable seat material, such as EPDM, NBR, PTFE and so on. 
Production Process
If you ...
1. Are looking for OEM/ODM manufacturers in this industry.
2. Need someone that can produce what you want and have a custom design printed to your specification.
Then our OEM/ODM service is for you!
Sample Order
If you…
1. Want to purchase a sample order first.
2. Purchase a full order after validating the product quality.
Then our Sample Order service is for you!
Factory Tour
If you...
1. Would like more information about our company.
2. Would like to visit China and are interested in working with us.
Then our Factory Tour service is for you!
FAQ
Q: Are you trading company or manufacturer?
A:We are manufacturer,we are responsible for all production and quality control.
Q: How long is your delivery time?
A: Generally 15 days after the down payment. OEM 30 to 90 days.
Q: Do you provide samples? Is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000 USD, 100% in advance.
Payment>=1000 USD, 30% T/T in advance ,balance before shippment.
If you have another question, please feel free to contact us.
