China Suppliers Factory API594 CF8 Dual Disc Stainless Steel Wafer Check Valve
Basic information
| Model NO. | check valve |
| Temperature | Ordinary Temperature |
| Size | DN40-DN1200 |
| Body Material | Cast Iron, Ductile Iron, WCB, Stainless steel |
| Type | Dual Door Double Door |
| Media | Water |
| Flow Direction | Bidirectional |
| Nominal Pressure | Pn6, Pn10, Pn16, Pn20, Class150 |
| Design Standard | BS5153, API594 |
| Package | Export plywood box |
Main Material
| NO. | PART | MATERIAL |
| 1 | Body | Cast Iron GG20, GG25 , Ductile iron GGG40,GGG50, Carbon Steel, Stainless Steel,Brass , albronze , Duplex Stainless Steel |
| 2 | Seat | NBR, EPDM, Viton |
| 3 | Shaft | Stainless Steel416,SS420, 316, 304 , Duplex Stainless Steel 2205,Duplex Stainless Steel 2507 |
| 4 | Disc | WCB Stainless steel |
| 5 | Pin | Stainless Steel |
| 6 | Spring | SS420 ,SS304,SS316, Monel K500, Iconel X750 |
| 7 | O-Ring | NBR, EPDM |
Technical Data
| Nominal Diameter DN | 50(2")-3000(120") | 50(2")-3000(120") | 50(2")-3000(120") | mm | |
| Nominal Pressure PN | Class 150 | Class 300 | Class 600 | Mpa | |
| Test Pressure | Shell | 2.93 | 7.58 | 15.00 | Mpa |
| Sealing | 2.07 | 5.52 | 11.03 | Mpa | |
| Working Temperature | -46-550 | ºC | |||
| Design Standard | API609 | ||||
| Face to Face | API609, ISO5752, ASME B16.10 | ||||
| Flange End | ASME B16.5/16.47 | ||||
| Inspection&Test | API598 | ||||
| Suitable Medium | Water, Sewage, Sea Water, Air, Oil etc. | ||||
Company profile
Certification
Our Advantages
More than 60 years of valve production experience with advanced processing equipment large testing laboratories and sufficient raw material reserves.
FAQ
Q1 Whether it is a factory?
Yes, we are valve manufacture since 1956 have more than 60 years valve production experience.
Q2 Can i have any own customized product?
Yes, you are customized requirements for standard, size, colour, packing, nameplate, mark, etc.
Q3 Do you provide samples?
Yes, we can provide the samples but do not pay the charge of freight.
Q4 What's your terms of payment?
30% in advance 70% balance before shipment.
Q5 Is there any testing equipment?
Yes, we have pressure testing equipment, and large-scale laboratories and non-destructive testing equipment.








