DIN Double Disc Stainless Steel Butterfly Type Wafer Spring Check Valve
Specifications
| Nominal pressue (MPa) | 1.0 | 1.6 |
| Nominal diameter(mm) | 50-1000 | 50-1000 |
| Test pressure | Shell | 1.5 | 2.4 |
| (MPa) | Seal | 1.1 | 1.76 |
| Applicable temperature | 150 |
| Applicable medium | Fresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids, Alkalis, etc. |
| Operating mode | manual, worm gear, pneumatic, electric, etc. |
Standards
| Design & Manufacture | Flange Connection | Face to Face Dimension | Test & Inspection |
| API 594 | DIN PN10/16/25 | API594 | API 598 |
Material
| body | Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel |
| Plate | Ductile Iron, Carbon Steel, Stainless Steel |
| Spring | Stainless Steel |
| Hinge Pin | Stainless Steel |
| Plug | carbon steel |
| Body Bearing | PTFE |
| Spring Bearing | PTFE |
| Stop Pin | Stainless Steel |
| Eye Bolt | Carbon Steel |
| Body Seat | NBR, EPDM, Viton, Neoprene |
Application: Chemicals, air, water, steam, oil, acids, salts ect
Features
1. Small in size, light in weight, compact in structure,easy in maintenance.
2. Two torsion springs are used excreting on each of the pair valve plates,which close the plates quickly
And automatically.
3. The quick-close action prevents the medium from flowing back and eliminates water hammer effect.
4. Short body structure length and good rigidity.
5. This valve is tightly sealed, without leakage under the pressure water test.
6. Safe and reliable in operation,high interference-resistance.
We have More than 200 employees, more than 30 years of professional experience, skilled technicians and operators, the products passed ISO 9001:2015 and CE certification, our main products are concentric butterfly valve,eccentric butterfly valve, triple-eccentric butterfly valve, soft seat gate valve, ball valve, check valve, Y-strainer, rubber joints, etc. With product quality and perfect service system, it is sold in dozens of countries and regions such as Europe, America, Southeast Asia, Middle East,, North Africa,,, and so on.
1. Q
A
2. Q: Do you have agent or representative abroad?
A: We dont have agent abroad,please
3. Q: What's your product range?
A: We can produce Butterfly valve,Gate valve,Check valve,Y strainer,Rubber Joint
by ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
4. Q: Is there any stock in your factory? and how about your lead time?
A: We stock valves with normal sizes. The lead time depends on your quantity
generally 30-35 days.
5. Q: Which countries do you export to?
A: We export directly to vast majority of countries in the world.
6. Q: What certificates will you provide?
A: We can provide CE/ ISO / WRAS
7. After-sales service 18 monthes year warranty for all kinds of products As an experienced manufacturer, you can rest assured of the quality and sales service
8. Payment T/T, L/C, OA, D/P, D/A
9.Transportation Transported by DHL, UPS, EMS, Fedex, SF, by Air, by Sea
10. Do you provide free sample? Free sample is ok for us.
11. Do you accept custom design on size? Yes, if the size is reasonable
Certifications & compliance
ACS
Water Safety Certified
PED(2014/68/EU)
Pressure Equipment Directive compliant
Vietnam
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