Home > Products > Butterfly valve > DN40~DN300 PN1.0/1.6MPa Industry Manual wafer butterfly valve
DN40~DN300 PN1.0/1.6MPa Industry Manual wafer butterfly valve
- QingDao Port ShanDong
- T/T D/P D/A
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Product Details
| Standard or Nonstandard | Standard | Structure | Butterfly | |
| Pressure | Low Pressure | Power | Manual | |
| Material | Casting | Temperature of Media | Medium Temperature | |
| Media | Water | Port Size | DN50~DN300 | |
| Place of Origin | Shandong, China | Model Number | D71X-16 | |
| Brand Name | DongSheng | Application | General |
Product Description
The Wafer Butterfly Valve is available with various disc and seat material variations to suit a wide range of applications. It should be installed with its shaft horizontal, lower edge of disc opening downstream.
Design Features
- Maximum working pressure PN16
- Polished disc edge for improved concentric sealing and lower torque
- Rubber liner is replaceable and fully isolates body and stem
- O-ring moulded in the liner eliminates the need for flange gasket with locating holes for easier installation and centring
1. MATERIALS LIST
Part | Optional Materials | Type |
Body | Grey cast iron;Ductile iron | GG25;GGG40 |
Disc | Stainless steel;Ductile iron chroming | 304SS 316SS CF8M |
Handle | Ductile iron | GGG40 |
Seat | Buna-N (NBR) ;EPDM | NBR EPDM |
Shaft | Stainless steel | 304SS,316SS, |
Key | Carbon Steel,stainless steel | None |
O-Ring | NBR | None |
2. DESCRITION
- Suitable Temperature: BUNA-N(NBR)≤80°C EPDM ≤120°C VITON ≤150°C
- SuitableMedia: FreshWater,Sewage,SeaWater,Air,Vapour,Food,Medicine,Oils,Acids,Alkalis,Salts,Etc.
- Test standard: API598 DIN3230 **Face to Face:GB/T12221-1989 DIN3202-1999 K1
3. Pressure & Temperature
Nominal Pressure 16 bar
Hydraulic Shell Test Pressure 24 bar
Hydraulic Seat Test Pressure 17.6 bar
4.The flange can be as per :
DIN2501 PN10/16, BS4504 PN10/16, BS10 TABLE D/E ,JIS2220 10K/16K,ANSI CL125/150
Contact Us
- Laizhou Dongsheng Valve Co., Ltd.
- Contact nameNicholas Yang Chat Now
- Phone86-0535-2370538
- AddressHaizheng Laizhou Shandong Province China, Yantai, Shandong
Product Categories
| Air valve | Ball valve | Butterfly valve | Check Valve |
| Diaphragm valve | Fire hydrant valve | Foot valve | Gate valve |
| New Products | pipe connection | Rubber Expansion Joint | Valve connection |
| y-strainer |
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