China Carbon Steel Semi-Lug Butterfly Valve Supplier - China Manufacturers, Suppliers, Factory

China Carbon Steel Semi-Lug Butterfly Valve Supplier, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Analysis of the Advantages and Disadvantages of the Five Common Types of Valves 2

3. Ball Valve The ball valve evolved from the plug valve. Its opening and closing part is a sphere, and the sphere rotates 90°around the axis of the valve stem to achieve the purpose of opening and...
History of Butterfly Valves in China: Evolution from Tradition to Modernity

As an important fluid control device, butterfly valves are widely used in various industrial fields. Their simple structure, easy operation, and excellent sealing performance have earned them ...
Company Address Change Instructions

To all cooperative customers and suppliers ： Thank you for your cooperation and support! As the company’s operations have gradually developed and expanded, The office and production base of...
ECWATECH 2016 of Moscow Russia

We attended ECWATECH 2016 of Moscow Russia from April 26~28,our booth no is E9.0.
What defects are prone to valve castings?

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...
Difference between soft seal butterfly valve and hard seal butterfly valve

Hard seal butterfly valve Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...