Welded Steel Pipe,LSAW Steel Pipe,SSAW Steel Pipe,ERW Steel Pipe,Union Steel Industry Co.,Ltd
Over 30 years of experience
About us
Founded in 1989

Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.


Union Steel Industry Co., Ltd has leading technology of steel pipe production and research at home and abroad, advanced and complete testing facilities. Adhering to our principle of“quality first, win-win cooperation”, we are confident to supply customers with high quality products at very competitive prices.

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Welded Steel Pipe,Carbon Steel Pipe,Stainless Steel Pipe,Coated Steel Pipe,Oilfield Tubular Goods,Pipe Fittings
  • Welded Steel Pipe,Carbon Steel Pipe,Stainless Steel Pipe,Coated Steel Pipe,Oilfield Tubular Goods,Pipe Fittings

    5000+

    Employees
  • Welded Steel Pipe,Carbon Steel Pipe,Stainless Steel Pipe,Coated Steel Pipe,Oilfield Tubular Goods,Pipe Fittings

    3500+

    Equipment
  • Welded Steel Pipe,Carbon Steel Pipe,Stainless Steel Pipe,Coated Steel Pipe,Oilfield Tubular Goods,Pipe Fittings

    20+

    Production Lines
  • Welded Steel Pipe,Carbon Steel Pipe,Stainless Steel Pipe,Coated Steel Pipe,Oilfield Tubular Goods,Pipe Fittings

    450+

    Safety Tools

PRODUCT CATEGORY

Product Category

Carbon Steel Pipe

Carbon steel pipe is made from an alloy of iron and carbon. It’s a strong, durable material resistant to corrosion and oxidation. Because of its strength and ability to withstand stress, carbon steel pipe is used in a variety of heavy-duty industries like infrastructure, ships, distillers, chemical fertilizer equipment, and liquids, gases, solids transportation. Union Steel can offer SAWL/LSAW Steel Pipe, SSAH/SSAWSteel Pipe, EFW/ERW Steel Pipe, SMLS Steel Pipe and Hollow Section in standard size or as customer’s requirement.

carbon steel pipe,erw steel pipe,lasw steel pipe,ssaw steel pipe,smls steel pipe,hollow section

Product Category

Oilfield Tubular Goods

Oilfield tubular goods of Union Steel is a collection of seamless rolled products consisting of Tubing and Casing, Slotted Pipe, Drill Pipe and Drill Collar, Pup Joint and Coupling, which are useful in the oil and gas production activities. These OTCG products are manufactured according to the specifications set by API. OCTG can be either seamless or welded and are available in different sizes and lengths.

oilfield tubular goods

Product Category

Coated Steel Pipe

Coated steel pipe means the pipe that is by the processing after the corrosion, which can effectively prevent or slow the steel pipe occurs in the course of transport and chemical or electrochemical reaction corrosion phenomena. Coated steel pipe can effectively prevent or slow down the corrosion of steel pipes to extend service life and reduce operating costs pipe. Union Steel is a supplier that can offer Galvanized Steel Pipe, FBE Coated Pipe, Epoxy Coated Pipe, 3LPE/3PE Coated Pipe and Concrete Coated Pipe.


coated steel pipe,galvanized steel pipe,fbe coated pipe,epoxy coated pipe,3lpe coated pipe,concrete coated pipe

Product Category

Stainless Steel Pipe

Stainless steel pipe is used for transporting liquids and gasses in a wide range of industries including mining, oil, natural gas, automotive, and aviation. Union Steel can provide Stainless Seamless Steel Pipe, Stainless Welded Steel Pipe, Stainless Steel Screen Pipe and Stainless Hollow Section in standard sizes, or you can have it custom cut to your specifications.



stainless steel pipe,stainless seamless steel pipe,stainless welded steel pipe,stainless steel screen pipe,stainless hollow section

Product Category

Pipe Fittings

Pipe Fittings are defined as the piping components that help in pipe routing for directional changes, size changes, and branch connections. Union Steel is one of the top supplier of Flange, Elbow / Reducer / Tee / Cap / Bend and Valves, which are widely used in both the piping and plumbing industries.


pipe fittings,plumbing fittings,flange,elbow,reducer,tee,cap,bend,valves

Product Category

Value Added Products

Value added product has been enhanced with additional qualities that make it worth a higher price than the raw materials used to make it. It may be made more convenient, more attractive, more palatable, or easier to use than its raw ingredients. Union Steel can offer you Finned Tube, Pin Tube, Screen Pipe, Piling Pipe and Steel Sheet Pile.
value added products,finned tube,pin tube,screen pipe,piling pipe,steel sheet pile

Our workshop

PROJECTS

Union Steel is committed to providing one-stop service for steel pipe products to customers around the world. Many years of large scale project experience in various fields.

LATEST NEWS

Composition and Function of Oil Casing

2024-05-21

oil casing composition, oil casing function
  • 05-21

    2024

    Introduction to ASTM A795 ERW steel pipe

    ASTM A795 ERW (Electric Resistance Welded) Pipe is produced according to the standards set by the American Society for Testing and Materials (ASTM International). The ASTM A795 standard covers black and hot-dipped zinc-coated (galvanized) welded and seamless steel pipes specifically designed for fire protection use. "ERW" refers to the resistance welding process used to fuse the edges of the steel pipes together, forming a reliable and durable weld. Below is a comprehensive overview of ASTM A795 ERW pipes.
  • 05-20

    2024

    Steel pipe cleaning and maintenance methods

    Proper cleaning and maintenance of steel pipes involve specific methods to ensure their longevity and performance. Here’s how to clean and maintain steel pipes effectively.
  • 05-20

    2024

    Appropriate temperature for welding LSAW steel pipes

    Welding is a manufacturing process and technology that joins metal or other thermoplastic composite materials through the application of heat, temperature, or pressure. There are three common welding methods.
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