• 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...

• November 26. 2021

The EFP 4-inch fracturing pump valve insert seals produced by JST uses modified TPU material, it is the consumables of fluid end valves and seats, which has excellent wear resistance and corrosion resistance. The frac pump valve insert seals are fluid end consumables, it plays important role in oilfield. It is mainly used in oil field fracturing truck, well washing truck, cement truck, plumger pum...

• April 06. 2022

S Seals are well suited for sealing wellheads, connectors,  downhole tools, high pressure valves and other demanding oil and gas applications. The non-extrusion springs can be fabricated from different metals. Product Highlights Alternative engineered seal design to using T Seals or O-Rings, traditional S Seals utilize metal spring for supporting sealing of various extrusion gaps. Designed as...

• June 17. 2022

Valve insert is a necessary and vulnerable part of oil well fracturing pump in oil field. It forms a valve assembly with valve disc, valve cover, valve seat, guide claw, worm thread, nut, etc. when working, valve insert plays a role of sealing and buffering. Oil field special valve insert seal is mainly used in pumps, which functions as water inlet valve and drainage valve. Features: oil and corro...

• October 14. 2022

JST seals produce high-quality throttle valve and gate valve equipment seals. Choke packing throttle valve are control valves for production wells, which are used to control the flow of well fluid under production. The throttle valve also compresses the pressure from the reservoir and regulates the downstream pressure in the flow line. Choke packing is available in a variety of types and material ...

• 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...

• April 12. 2023

The completion wellhead device refers to the oil (gas) tree, tubing head, casing head, and related accessories, which are used for suspension, support, control, regulation, and other oil (gas) equipment. In oil and gas extraction equipment, the sealing part plays a crucial role, and its performance is related to whether the oil and gas well can produce safely and efficiently. Sealing of commonly u...

• July 08. 2023

The chemical name of polytetrafluoroethylene is PTFE (polytetrafluoroethylene). It has the highest chemical resistance and heat resistance, and can resist almost all aggressive substances. PTFE has low lubrication and high sliding speed. Wear resistance is usually low, and PTFE materials are prone to cold flow under pressure. JST Seals can produce PTFE fillers such as carbon fiber, graphite, bronz...