News-Pneumatic valves,Electric valve

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Valve selection

2021-01-12

Valve selection In the fluid piping system, the valve is the control element, and its main function is to isolate the equipment and the piping system, adjust the flow, prevent backflow, adjust and drain the pressure....　　Read More »

Valve Selection Guide

2021-01-12

Valve Terms Breaking Pressure: The minimum pressure required to produce flow through a valve....　　Read More »

Brief description of the composition and properties of ductile iron

2018-07-10

Pig iron is an iron-carbon alloy with a carbon content of more than 2%. The industrial pig iron generally has a carbon content of 2.5% to 4%, and contains elements such as C, SI, Mn, S, and P....　　Read More »

The difference between soft sealing valve and hard sealing valve

2018-07-10

Hard seal: The sides of the seal pair are made of metal material or other hard materials. They are called hard seals. The seals have poor sealing performance, but they are resistant to high temperature, abrasion and mechanical properties....　　Read More »

Basic knowledge of valves

2018-07-10

The valve is the control device of the fluid pipeline. Its basic function is to switch on or off the circulation of the pipeline medium, change the circulation of the medium, change the flow direction of the medium...　　Read More »