China Butterfly Valve and Wafer Type Butterfly Valve - Factory, Suppliers, Manufacturers from China

China Butterfly Valve and Wafer Type Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Knowledge on Flange Static Balancing Valve

Knowledge on Flange Static Balancing Valve Tianjin Tanggu Water-Seal Valve Co., Ltd Tianjin，CHINA 26th，June，2023 Web:www.water-sealvalve.com To ensure static hydraulic balance across whole water...
Features of D371X Manual Operated Soft Seal Butterfly Valve

Tianjin Tanggu Water-seal Valve was established in 1997, which is a professional manufacture that integrates design and development, production, installation, sales and service. The main products i...
Thermal spraying process

With the non-reading anti-war of thermal spraying technology, more and more new spraying materials and new process technologies continue to appear, and the performance of the coating is diverse and...
What should be do during valve installation - part two

Today we continue to talk about valve installation precautions: Taboo 7 When pipe welding, the wrong mouth after the pipe is not on a center line, no gap in the pair, the thick wall pipe does not s...
How to repair the damaged valve stem?

① Use a file to remove the burr on the strained part of the valve stem; for the shallower part of the strain, use a flat shovel to process it to a depth of about 1mm, and then use an emery cloth or...
The Flow Characteristics OF The Regulating Valve

The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...