Rectangular Butterfly Valve - China Manufacturers, Suppliers, Factory

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

Classification of Air Valves

Air valves GPQW4X-10Q are applied to the pipeline exhaust in independent heating systems, centralized heating systems, heating boilers, central air conditioners, floor heating systems, solar heatin...
Butterfly Valve Introduction

Introduction: A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The “butterfly...
2.0 The Difference Between OS&Y Gate Valves and NRS Gate Valves

Difference in Working Principle Between NRS Gate Valve and OS&Y Gate Valves In a non-rising flange gate valve, the lifting screw only rotates without moving up or down, and the only part visib...
Valve maintenance

For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Knowledge of valve maintenance

For the valves in operation, all valve parts should be complete and intact. The bolts on the flange and the bracket are indispensable, and the threads should be intact and no loosening is allowed. ...
Do you know the common classifications of electric butterfly valves?

Electric butterfly valves are a type of electric valve and electric control valve. The main connection methods of electric butterfly valves are: flange type and wafer type; the main sealing forms o...