Slip-on Hydraulic Expansion Rubber Duckbill Valve:
Working automatically according to the hydraulic pressure that it opens to work with a small positive pressure and the reserve cut-off has a better seal of the flowing backwards with the higherback pressure
Features:
1. Shock absorption
2. Easy installment and keep up
3. Resistant to medium and temperature, pressure
4. Greatly reducing vibration and noise, pipeline system but can not solve all kinds of pipe interface displacement, degree of axial stretching problems.
5. Adapt to various of media and the environment like acid, alkali, corrosion, oil heat and other kinds ofcircumstances
It is widely used in the seacoast, the reservoir, the municipal administration expelling flood water, and the pollution discharge.
|
Nominal diameter |
Valve port stair |
Pipeline toughing |
|
Distance |
|
|
|
(inch) |
(mm) |
|
|
1~1 1/4 |
20 |
20 |
|
1 1/2~2 1/2 |
25 |
25 |
|
3 |
40 |
40 |
|
4 |
50 |
50 |
|
6 |
50 |
50 |
|
8 |
50 |
50 |
|
10 |
50 |
50 |
|
12~14 |
100 |
100 |
|
16~20 |
150 |
150 |
|
24~36 |
200 |
200 |
|
42 |
250 |
250 |
|
48~60 |
300 |
300 |
|
72 |
400 |
400 |
Zhengzhou Bihe Trade Co., Ltd is located in Zhengzhou city, China, In June of 2009, we merged Gongyi Wanda water supply and draining material Co., Ltd, since then, in order to develop entity economy, we invest hundred of acres of plant and value of ten million Yuan equipments, they also lay a firm foundation for expand import and export trade. Now it has characteristic of import & export manufacturer & trader.
We have 2 factories, one produce pipeline expansion joints (such as rubber expansion joints, fabric expansion joint, telescopic joint, pipe fittings etc. ), and the other branch company is dealing with nail making machines, oil press machines and other small machine equipment.
We provide super quality products at reasonable prices, timely supply, and thoughtful services. Our company has a well-educated, capable and highly efficient management and sales team.
In recent years, our products are exported to Korea, Japan, Singapore, Russia, South Africa, Ghana, UAE, Saudi Arabia and other international markets. We are proud of the foreign praise!
With the business philosophy of "integrated management, mutual benefit", we will continue to adhere to the principle of "Sincerity-oriented, quality & customer first, delivery in time", and wholeheartedly welcome new and old customers to visit our company!
