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High Pressure Union Series

Product categories of High Pressure Union Series, we are specialized manufacturers from China, High Pressure Union Series, High Pressure Union suppliers/factory, wholesale high-quality products of Water Pressure Reducing Valve R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

China High Pressure Union Series Suppliers

Hebei Baoshi Special Flexible Rubber Chemical Industry Co., LTD is the manufacturer of different types of Union series, which include High Pressure Union, middle pressure union, and Low Pressure Union, with 12 years experiences, ISO, OHSAS & API certificates, this is how we keep quality and competitive price for global valued customers.


Figure 602

With resilient nitrile-butadiene rubber seal ring, this figure is used for sealing and protecting the steel-to-steel match.

It is recommended for the connnection of mainfold and pipe and truck-mounted application and mud delivery. It may be used as pressureless seal union with butt weld Sch. 80.

Figure 1002

Resilient nitrile-butadience rubber seal ring is mounted.

It is recommended for cement filling, fracturing, acidizing, testing and choke and kill line. It is designed for high-pressure systems including truck-mounted system. Also, it may be used as pressureless seal union. Butt weld Sch. 160 or XXH is desired.

Figure 1003

With an spheric seat, the union allows a deviation by 7-1/2° from the center or angle adjustment with a total deviation capacity of 15°. In addition to the steel-to-steel match, the nitrile-butadiene rubber O-ring ensures air-tightness in connection at any deflected position.

Figure 1502

With replaceable resilient nitrile-butadiene rubber seal ring and robust wall thickness design, this figure is used in high-pressure system.

It is commended for comment filling, fracturing, acidizing, testing and chock and kill line. Also, it may be used in pressureless seal connection. Butt weld Sch. XXH is desired.

Figure 2002

For this union, only the 2in type is available with a replaceable resilient nitrile-butadiene rubber seal ring combined in the stainless steel liner tube, providing complete compression protection in application with extra high pressure. The design of detachable nut/segment ring/simplifies the removal of the nut from the piping.

Figure 2202

With fluoroelastomer seal ring, 15000PSI NSCWP and the heat-treated parts 100% subjected to hardness test, this model complies with National Association of Correction Engineers Standard MR-01-75 and American Petroleum Institute RP-14E.

This product is designed for application with acid gases. Green nuts and parts.


1. ISO 9001/ API Q1 / ISO14001 / OHSAS 18001 Certificate
2. Large stocks Timely delivery
3. Professional
4. Good after-sale service

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