PN16 Double Plate Check Valve Butterfly Swing Wafer Metal Seat Durable For Drain

PN16 double-disc butterfly swing type wafer check valve for drain

               (PN16) Dual Plate Check Valve Dimension                     

(Unit:mm)

                  Check Valve Overview               

Check Valves are automatic shut-off valves that are commonly used for preventing backflow or drainage in a pipe system.Often applied on the discharge side of pumps,check valves prevent the system from draining if the pump stops and protects against backflow, which could harm the pump and/or other equipment. 

Dual Plate Check Valve  They are low cost, and have low head loss characteristics when fully open. But because of the long stroke and inertia of the disc, the traditional swing check valve may slam in vertical pipe installations. These valves are therefore sometimes outfitted with a lever and weight accessoryy. They can handle liquids with solids such as wastewater.

       Features of Dual Plate Check Valve:

• Small in size,light in weight,compact in structure,easy in maintenace.
• Two torsion springs are used excreting on each of the pair valve plates.Which close the plates quickly and automatically
• The quick-close acting prevents the medium from flowing back and eliminates water-hammer effect
• This valve is short in length,so that it is rigid and easy to mount
• It is wasy to install on pipeline which is laid horizontally or vertically
• This valve is tightly sealed without leakage under the pressure water test
• Safe and reliable in operation,high interference-resistance

                  Packing&Delivery                        

Packing Details:We choose suitable plywood cases according to different valves and arrange skilled workers to pack in case of bruise.Long term cooperated forwarder will book space,clear customs and transport for us without delay.There are three ways for transportation, by sea, by air and by train. We will arrange transportation according to customers' needs.

Delivery Details:7~40days bosed on you order quantity after deposite.

                   FAQ                                              

Q: Are you trading company or manufacturer ?

A: We are a factory.

Q: How long is your delivery time?

A: According to the order,7~60days.

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<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.