steel pipe fitting, carbon steel pipe, seamless steel pipe

Threeway Steel co.,ltd is a world-class SSAW steel pipe provider, one of the largest subsidiary in Shinestar Holdings Group Co.,ltd. As the companys largest export base, we are committed to provide professional one-stop procurement service for customers with excellent quality, competitive price, convenient transportation and timely delivery. At present, customers have been all over world.

Our Products

Threeway is in china professional steel products stockiest manufacturer and supplier. We can produce welded pipe, seamless steel pipe,
hollow section tube, oil tube & casing, according to your requirements

Seamless Steel pipe

Seamless Carbon Steel Pipe:

Outside Diameter: 13.72mm-914.4mm

Wall Thickness: 1.25mm-50mm

Length:5.8/6/11.8/12m

Seamless Stainless Steel Pipe:

Outside Diameter: 18.0mm-610mm

Wall Thickness: 1.6mm-40mm

Length:5.8/6/11.8/12m

OCTG Pipe

API Casing:

Outside Diameter:114.3mm-508mm

Wall Thinckness: 5.21mm-22.22mm

Length:R1/R2/R3

Drill Pipe:

Outside Diameter: 60.32mm-168.28mm
Wall Thickness:7.11mm-9.19mm

Length:R1/R2/R3

Welded Steel Pipe

ERW Steel Pipe:

Outside Diameter: 21.3mm-660mm

Wall Thickness: 1mm-20mm

Length: 5.8/6/11.8/12m

LSAW Steel Pipe:

Outside Diameter: 406mm-1626mm

Wall Thickness: 6.0mm-60mm

Length: 5.8/6/11.8/12m

Steel Pipe fittings

Carbon Steel Fittings and flanges:

Pipe Elbow, Pipe Bend, Pipe Tee, Pipe Reducer，Pipe Cap, Pipe Flange..etc

Stainless Steel Fittings and flanges:

Pipe Elbow, Pipe Bend, Pipe Tee, Pipe Reducer，Pipe Cap, Pipe Flange

WE HAVE EXPERIENCE

We are expert in supplying better products with cost effective solutions and we are experienced in Oil & Gas, Fertilizers, Petrochemical, Refinery and Power project. Our steel products are with superior quality and ensure high reputation among our customers. Hope this will be a good start of our long term cooperation.

Project Experience

Heat Exchanger Condensers
Geothermal Exploration

Oil & Gas Industries
Gas Transmission in Bangladesh

Power Plants
Myingyan 225 MW Combined Cycle Power Plant

Sugar Industries
Industrial exhaust ducts

Fire Safety
OLD MANDURAH TRAFFIC BRIDGE REPLACEMENT in WA

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Industry News

Company News

NEWS CENTER

Causes And Prevention Methods of Cracks in Seamless Steel Pipes During Production And Use
07-15

Seamless steel pipes offer high strength, excellent pressure resistance, and a uniform structure, making them ideal for oil & gas, power generation, chemical processing, and high-pressure equipment. However, cracks remain a common quality concern that can compromise performance and safety.Cracks may

In Which Fields Are ERW Steel Pipes Used?
07-14

ERW (Electric Resistance Welded) steel pipe is a highly versatile and cost-effective welded steel product widely used across industrial and commercial sectors. Manufactured by forming steel strips and joining the edges via electric resistance welding, ERW pipes offer high production efficiency, exce

Types, Production, And Advantages of Precision Steel Pipes
07-13

Precision steel pipes are high-quality tubular products engineered to meet strict requirements for dimensional accuracy, surface finish, and mechanical performance. Unlike conventional pipes, they feature tighter tolerances and smoother surfaces, significantly reducing the need for additional machin

Characteristics And Application Scenarios of X56N Straight Seam Welded Steel Pipe
07-10

X56N straight seam welded steel pipe is a high-strength pipeline product designed for energy, infrastructure, and industrial projects. Offering an optimal balance of strength, toughness, and weldability, it efficiently transports oil, gas, and water while maintaining structural safety under demandin

What are the advantages and disadvantages of using large-diameter thin-walled steel pipes in projects?
07-09

Large-diameter thin-walled steel pipes are increasingly favored in modern engineering for their lightweight structure, high flow capacity, and cost efficiency. Widely used in water supply, oil and gas, and infrastructure, they offer a practical alternative to traditional thick-walled pipes by signif

How To Ensure The Appearance And Welding Quality of Welded Pipe Joints
07-08

The quality of welded pipe joints is critical to the strength, safety, and service life of industrial piping systems. A well-made joint requires both excellent appearance and reliable internal performance under pressure and vibration. While visual inspection can identify surface defects like cracks,

Our Clients

Project Experience

Causes And Prevention Methods of Cracks in Seamless Steel Pipes During Production And Use
07-15

In Which Fields Are ERW Steel Pipes Used?
07-14

Types, Production, And Advantages of Precision Steel Pipes
07-13

Characteristics And Application Scenarios of X56N Straight Seam Welded Steel Pipe
07-10

What are the advantages and disadvantages of using large-diameter thin-walled steel pipes in projects?
07-09

How To Ensure The Appearance And Welding Quality of Welded Pipe Joints
07-08

HOT PRODUCT

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CONTACT US

Project Experience

Causes And Prevention Methods of Cracks in Seamless Steel Pipes During Production And Use 07-15

In Which Fields Are ERW Steel Pipes Used? 07-14

Types, Production, And Advantages of Precision Steel Pipes 07-13

Characteristics And Application Scenarios of X56N Straight Seam Welded Steel Pipe 07-10

What are the advantages and disadvantages of using large-diameter thin-walled steel pipes in projects? 07-09

How To Ensure The Appearance And Welding Quality of Welded Pipe Joints 07-08

HOT PRODUCT

QUICK LINKS

CONTACT US

Causes And Prevention Methods of Cracks in Seamless Steel Pipes During Production And Use
07-15

In Which Fields Are ERW Steel Pipes Used?
07-14

Types, Production, And Advantages of Precision Steel Pipes
07-13

Characteristics And Application Scenarios of X56N Straight Seam Welded Steel Pipe
07-10

What are the advantages and disadvantages of using large-diameter thin-walled steel pipes in projects?
07-09

How To Ensure The Appearance And Welding Quality of Welded Pipe Joints
07-08