China Worm Gear Shaft - Factory, Suppliers, Manufacturers from China

China Worm Gear Shaft, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

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. ...
Selection method of globe valve---TWS Valve

Globe valves are widely used and have many types. The main types are bellows globe valves, flange globe valves, internal thread globe valves, stainless steel globe valves, DC globe valves, needle g...
A small guide for daily maintenance of valves

Valves are not only widely used in various industries, but also use different environments, and some valves in harsh working environments are prone to problems. Since valves are important equipment...
Key Points of Pipeline Valve Installation Specifications

I. Pre-installation Preparation 1. Check the valve specification model, pressure level, and flow direction identification to ensure that it meets the design requirements. 2. Check th...
The difference between OS&Y gate valve and NRS gate valve

1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body. 2.The OS&Y gate valve is driven by the thread transmission between the valve ...
Common faults and cause analysis of water treatment valves

After the valve has been running in the pipeline network for a period of time, various failures will occur. The number of reasons for the failure of the valve is related to the number of parts that...