DIN2531 Ductile Iron Swing Check Valve Manual Hydraulic Handwheel
Check valves are self-acting valves. They maintain the flow of
fluid in only one direction and prevent backflow with a disc that
presses against the opening in the event of reverse flow.
Main parts and materials
|Face to face||Flange end|
|Nominal pressure||Shell test||Seal test|
Fluid Water, Steam, Gas, Oil etc.Pressure Class,
Size(Standardized)Class 150 - 2500: 65 mm - 60 mm
Class 3500: 65 - 400 mm
Class 4500: 65 - 300 mm
For 50 mm and smaller size, check type is adopted as our
standard.Connection FormSocket weld, butt weld, flanged*
Our Main Products
Gate Valve, Water power Control Valve, Center Line Butterfly Valve,
Flanged Butterfly Valve, Metal Butterfly Valve, Check Valve, Micro
resistance Slow Close Check Valve, Multi-function Pump Control
Main exporting market: Europe, America South American, Spain,
Italy, Russia, Middle East.
(1). We will pack your items by carton or plywood cases for
(2). We can also pack your items according to your requirements.
1. Good quality and low price.
2. Good after-sale service.
3. Bring the finest goods to customer is our ultimate goal.
4. Products are exported to various countries.
Q: Is sample order acceptable?
A: Yes,of course.
Q: How to place the order?
A: You can send us email or inquiry.
Q: How many days for delivery?
A: Normally within 15~30 days after receipt of payment.
Q: How to make the payment?
A: We accept T/T, L/C.
Q: How will you make the shipment?
A: By sea, air or express service.