Double Flange Butterfly Valve - Factory, Suppliers, Manufacturers from China

Double Flange Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Certificates required for valve industry.

1. ISO 9001 quality system certification 2. ISO 14001 Environmental Management System Certification 3.OHSAS18000 Occupational Health and Safety Management System Certification 4.EU CE certification...
Introduction of common valves

There are many types and complex types of valves, mainly including gate valves, globe valves, throttle valves, butterfly valves, plug valves, ball valves, electric valves, diaphragm valves, check v...
Introduction of valve sealing materials---TWS Valve

Valve sealing material is an important part of valve sealing. What are the valve sealing materials? We know that valve sealing ring materials are divided into two categories: metal and non-metal. T...
Valve Flow Characteristics

Tianjin Tanggu Water-Seal Valve Co., Ltd (TWS Valve Co., Ltd) Tianjin，CHINA 14th，August，2023 Web:www.water-sealvalve.com Valve flow characteristics curve and classification valve flow character...
Why Use Butterfly Valves in Your Application?

Choosing butterfly valves over any other type of control valves, such as ball valves, pinch valves, angle body valves, globe valves, angle seat piston valves, and angle body valves, has several be...
How does the safety valve adjust the pressure?

How does the safety valve adjust the pressure? Tianjin Tanggu Water-Seal Valve Co., Ltd (TWS Valve Co., Ltd) Tianjin，CHINA 21th，August，2023 Web:www.water-sealvalve.com Adjustment of safety valve...