Slowly Closed Check Valve Flange Connection Adjustable Closing Time

Introduction:

By pressure transmission of the main valve with a small change in the pilot valve size and adjustment.

Installation: horizontal, vertical installation for more information please contact us.

The product for high-rise, high-rise building design, students used to solve high-rise building live water, fire water system, required flow, high sensitivity, low flow resistance, only back to good sealing effect, requiring the occasion does not produce water hammer. Together with the design of the product management, and long life.

This vavle is suitable on system such as petroleum, chemical industry, foodstuff, medicine, papemaking, water and electricity, shipping, plumbing, the smelting and sources of energy etc the pipe route. Can regard on gas, liquid, semifluid as well as solid powder pipes and power lines and the container of many kinds of corrosiveness and non-corrosiveness adjusts and dams a river the equipment use. Especially extensively being in high layer of building fire protection system reaches other to show in the pipes and power lines system of valve of vavle switch state.

Parameter:

Meterial of main parts

Features:

1. This valve adjust and maintain a preset maximum flow rate regardless of the outlet how the upstream and downstream of changes in pressure.

2. This valve is used to adjust the flow pipe from the pump or irrigation system flow, head Road or from the flow of the secondary pipeline network traffic.

Main Material:

FAQ:

Q1. What is your payment term?
A: T/T 30% down payment, balance to be paid before shipment. or L/C.

Q2: What is your main market?
A: Western Europe, North America, Janpan,,

Q3: Can I get samples from your factory?
A: Yes, sample is free, but the express charge is yours.

Q4: If products have some quality problem, how would you deal with?
A: We will responsible for all the quality problems.

Q5.Are you manufacturer or trading company?
A.We are manufacture(cast iron) and trade company.

Q6. what’s the payment term?
A. We accept T/T, L/C,WESTERN UNION

Q7. What’s the delivery time ?
Pattern needs 30-60 days, sample need 30-50 days.
The first order need 60 days

Q8. What is the standard of package?
A. Export standard package or special package according to customer requirement.

Q9. Do you accept OEM business?
A. Yes, we are OEM supplier.

Q10. what kind of certificate you have ?
A .We have ISO9001, ISO14001,PED,SGS

Winan Industrial Limited

The Winan Industrial Limited. (WINANF FIRE) was set up in 1995 with registered capital of 13,680,000RMB. We specialized in manufacturing and installing fire fighting equipment for more then 20 years and we devote to provide our clients with high quality and reliable products.

The company now has a large area of industrial workshops of more than 15000 m2. We possess all kinds of advanced producing equipments, sophisticated manufacturing process and modernized testing center. WINAN FIRE got the ISO9001: 2000 Quality Management System Certificate in 2001 and got the CCCF Product Quality Certificate in 2004. We are the member of China Fire Protection Association. Products made by WINAN FIRE have won a number of clients from all over the world after decades of innovation and we believe that we can do better in our industry!

When a fire happened, thousands of people involved in the disaster. Some of them lost there homes and families. However, many of the tragedy happened attribute to the the lack of preventive measures.

You can see that many buildings, public places and factories don't have a sound fire-fighting system to prevent a fire disaster. They don't have necessary fire-fighting equipment, there is few relevant personnel who has got professional training. All of this lead a tragedy once a fire happened.

Fortunately, we are here to protect your home and family. The Shenzhen Winan Industrial Development Co., Ltd. (WINAN FIRE) is a fire equipment manufacturer from China in Shenzhen city, who was set up in 1995. We specialized in manufacturing all kinds of fire equipment. Our main products contain foam system, fire monitors, water mist system, valves and foam concentrate.

With a history of more than 20 years, our professional team has rich experience and perfect technique. It is our responsibility to provide product of good quality for our customers. Do not let the tragedy happen again, it's never too late to do something. We are here to be with you, to protect your family and home!