HDPE flap gate valve with rubber wedge valve back prevention valve

  

 

 

 

 Introduction:

There are cast iron check-stop valve, steel check-stop valve, HDPE check-stop valve,FRP check- stop valve. According to shape, there are square,round, pontoon flat,flat flap check-stop valve.FRP check-stop valve installed at the end of the drain pipe , prevent the external water flowing back. structure, good reliability and operate need not the force of people. Motive power of start ,It is composed of a valve seat , a sealing ring and a hinge.

Advantage:

Saving labor (won’t need manual operation);

Long service life ( 30-50years, simple mechanical structure, easy maintenance);

Corrosion resistance (acid and alkali resistance, not easy to cottode);

Light weight (it is the 1/4 of cast iron check-stop valve);

Strong strength , good dimensional stability;

Specification:100mm-2200mm(Customized production)

 

The performance of flap valve:

   

Item	FRP flap valve	Steel flap valve	Cast iron flap valve	HDPE flap valve
Tensile strength	160-320 MPa	380 MPa	187 MPa	21 MPa
Specific strength	100-168	48.5	25.5	22
specific gravity	1.8-2.1	7.84	7.34	0.954
corrosion resistance	Resist	No Resist	No Resist	Resist
Maintain and replace	General maintenance-free	make once corrosion prevention every year	make once corrosion prevention every year	General maintenance-free
Theftproof condition	Without recycling value	easy be stolen	easy be stolen	easy be stolen

Application Scope:

Check-stop valve is used in water conservancy engineering system, municipal sewage engineering, urban flood control and drainage, sewage treatment plant, hydropower station, water supply plant, fish pond and so on.

Applicable medium: water, drinking water, reiver water, sea water , domestic and industrial sewage water.

 

 

HEBEI DONGDING CHEMICAL TRADE CO.,LTD is made up of several manufacturing enterprises, is a high tech enterprises that collection of sale for project consulting, designed and developed, engineering design, materials purchasing, transport of goods, equipment installation and training debugging, and has passed ISO 9001:2015 international quality management system certification, our company is the national foreign trade, the general administration of customs approved the company has import and export right.

We mainly produce potassium sulfate production equipment,FRP tank production equipment,FRP pultruded products(include FRP Square tube/Rectangular tube /Round tube /Rod  / U channel / I beam / Flat / Angle /Decking panel /Plum blossom tube /Ladder carling /Ladder crossgirder ),FRP pipe, FRP tank,FRP septic tank,FRP water tank,FRP grating,Cooling tower,FRP scrubber,Cable tray,FRP cover,FRP flange,FRP rock bolt,FRP handrail and so on,Looking forward to your visit and communication!

>> Packing: According to the order.

>> Delivery: Within 15 days after the payment was received.

1. Q: Are you Trading Company or Manufacturing Factory?
    A: We are both manufacturer trading and company. We have our own factory for almost seven years, and we have better service of overseas customers. Welcome to send your inquiry!

 

2. Q: I am interested in your products, could I get sample for free?
    A: We can supply a few pieces FREE samples if we have some in stock, and you only need to pay the freight cost by yourself. Welcome to send your inquiry for FREE samples!

 

3. Q: How about the Delivery time?
    A: 10-15days after receiving the deposit based on the MOQ. Normally, 30-35days to finish the order for a 20ft
container. Welcome to ask for the detailed delivery time according to your order quantity!

 

4. Q: How can you guarantee the product quality?
    A: We have the quality control system ISO9001:2015, and it's been followed strictly. We also have the professional QC team, and each our package worker will be in charge of the final inspection according to the QC instruction before packing.

 

5. Q: What is about the payment terms.
    A: Basically, the payment terms are T/T, L/C at sight. Western Union, Alipay.  

 

6. Q: Can you do OEM for me?
    A: We accept all OEM orders,just contact us and give me your design,we will offer you a reasonable price ASAP.