What is the Valve Symbol in P&ID Drawing?

Engineers use the control valve symbol to identify the type of control valve they want to specify for a particular application. In this article, we will identify the most commonly used control valve symbol...


What are the Uses of Ball Valves?

As the name implies, a ball valve has a spherical disc that acts as a stopper when the valve is closed. As one of the most commonly used industrial valves, ball valves are often used in tight shutoff appli...


Common Causes of Ball Valve Failures and Solutions

Most problems with ball valves are caused by improper installation of valve parts or incorrect installation of parts. The most common causes of ball valve problems are accumulation of dirt and water residu...


What are the Factors to Consider When Selecting a Control Valve?

The ball valve is mainly used to cut off, distribute and change the flow direction of the medium in the pipeline. It only needs to be rotated 90 degrees to close tightly with little torque. The ball valve ...


Didtek Ball Valve Structure and Classification

Didtek Ball valve is a valve with ball as the opening and closing part. Ball valve is widely used in petroleum refining, long-distance pipeline, chemical, pharmaceutical and other industries. Today we will...


Didtek API6D Trunnion Mounted Ball Valve

Didtek trunnion mounted ball valves are designed in accordance with API6D featuring 2 pc or 3 pc split body side entry or top entry design.


Didtek PEEK Seat High Temperature High Pressure Ball Valve

Didtek PN100 PEEK seat ball valve, it could withstand Temperature up to 250 Degree C, and could reach high pressure CL2500. The ball valve uses the Anti-Corrosion Epoxy Coating , with strong corrosion resi...


Didtek Forging Low Temperature Steel Floating Ball Valve

Didtek floating ball valve is divided into forged and cast, the cast floating ball valve is in two pieces, and the forged floating ball valve in two pieces or three pieces. Under normal circumstances, the ...


Didtek Duplex Steel F51 High Temperature Anti-corrosion Trunnion Ball Valve

Didtek Duplex Steel ball valve is designed for use in chloride and sulphide environments, Chemical processing, transport and storage, Oil and gas exploration and offshore rigs, as well as refining. They co...


Didtek Super Duplex Stainless Steel 4A Floating Ball Valve

DIidtek Super Duplex Stainless Steel 4A Soft Sealing Floalting ball valve which mainly applied for strong acid, strong alkali, nitric acid and so on. This valve can be used in to the high stregnth applicat...