1. The stomata
This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
TWS Valve mainly produce rubber seated butterfly valve, such as wafer butterfly valve, lug butterfly valve, flange butterfly valve. Besides, gate valves, check valves and ball valves are also their...
Corrosion is one of the important elements that cause butterfly valve damage. In butterfly valve protection, butterfly valve corrosion protection is an important issue to consider. For metal butter...
I. Principles for Selecting Butterfly Valves
1. Structure type selection
Center butterfly valve (center line type): The valve stem and butterfly disc are centrally symmetrical, with simple structur...
On the occasion of the joyful and peaceful Christmas, TWS’s a leading domestic valve manufacturing company, uses its professional approach to ensure the safety and reliability of fluid control, and...
The difference between domestic valves and imported valves is mainly reflected in the following aspects:
1. Materials and processes:
Imported valves: usually selected raw materials, such as sta...