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