• August 03. 2022

S Seals is made from elastomer and two metal garter spring. The metal garter spring is incorporated into the elastomeric seal element. The one-piece S seal eliminates the installation issues that may occur when using multi-component seals. It can be stretched into place without splitting or damaging the non-extrusion components. S seal can be manufactured to accommodate almost any gland size, incl...

• September 01. 2022

As one of the main components of valves and pressure pipelines, pressure dissolvers, boilers and other equipment, ball valves are used to control the flow or cut-off of media. They are widely used in various industries such as LNG, electric power, light industry, construction, metallurgy and so on. As a low cost, rubber O-ring (hereinafter referred to as O-ring) is applicable to be installed in va...

• October 19. 2022

The convertible rotary seal has a housing for receiving the polishing rod. A mandrel is rotatably mounted in the seal housing and surrounds the polish rod. A wear sleeve surrounding the mandrel engages a primary seal. A secondary seal engages the mandrel and polish rod and rotates therewith but may be converted for use as a static seal if necessary. A locking mechanism selectively secures the mand...

• November 30. 2022

Hammer Union Seals are one-way / high-pressure / static seals, which are used in hammer union-style pipe connections to establish flow lines and prevent leakage. JST provides a number of compounds compatible with mud, crude oil and chemicals with acid or H2S in the oil & gas industry, in steel mills, chemical plants, strip mining, and marine dredging. Seal material is chosen as per application...