• September 29. 2021

API gate valves refer to the valves which are made under the regulations set by the American Petroleum Institute. They are usually widely used in petroleum and industrial processing plants, playing an important role at shutting off the flow. And it is true that the featured and core part of them is called the wedge. In order to meet the various specifications, API gate valves are indeed designed a...

• December 06. 2022

The seals made from carbon graphite materials have the common advantages of both metal and non-metallic materials. Its material characteristics includes excellent self lubrication, chemical stability, high thermal conductivity, high temperature resistance, corrosion resistance, high wear resistance, low expansion and easy maching. These characteristics of carbon graphite are necessary for pure wat...

• September 12. 2024

Sealing at cryogenic temperatures has its own unique set of challenges. To provide superior protection against leakage in cryogenic valves for LNG, cryogenic seals should be designed with the following properties in mind: Jacket material that tolerates thermal cycling A spring energizer to compensate for shrinkage Anti-extrusion lip geometry JST has a wide range of solutions for cryogenic sealing ...

• October 08. 2024

Sealing for API 6D ball valve and LNG at cryogenic temperatures has its own unique set of challenges. JST has a wide range of solutions for cryogenic sealing applications. The range includes valve stem seals and valve seat seals. Compounds and designs could vary as per specific applications. The material mainly includes polymer jacket (virgin PTFE, filled PTFE, TFM, PCTFE, UHMW-PE, PEEK, etc.) and...