ABOUT US
Threeway Steel Co., Ltd, is a world-class production and service provider with 32 years of steel pipe manufacturing, stocking, and exporting for the world’s energy industry and certain other industrial applications. Our manufacturing system integrates. 8 world-class submerged arc straight seam welded pipe production line, pipe hot-rolling and cold-forming, heat treatment, threading and finishing, making, warehouse in China, we also have our R&D network focus on enhancing our product portfolio and improving our Industry Operation Capability, Quality competitiveness, Cost control, Perfect integrated service capability is united by a passion for excellencelly promoting business growth.
You can contact us any way that is convenient for you. We are available 24/7 via fax or email. 
You can also use a quick contact form below or visit our office personally.
CUSTOMIZED SERVICE
Greasepaint - the atmospheric corrosion undemanding environment
Country paint
Phenol resin coating
Epoxy coatings
Polyurethane coatings
Polyethylene, polypropylene resin coating
Furan resin coating
Sphalt coating
Heavy anti-corrosion coatings
NEWS
ASTM A106 Gr.B Vs ASTM A53 Gr.B: They Look The Same, So Why Can't They Be Used Interchangeably?
2026-06-01

In industrial piping systems, ASTM A106 Gr.B and ASTM A53 Gr.B are widely used carbon steel pipe grades that often appear identical but serve distinct purposes. ASTM A106 Gr.B is a seamless pipe specification engineered specifically for high-temperature service, making it ideal for power plants, ref

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2026-06-01
Clad Steel Pipes: Combining Carbon Steel Strength with Corrosion-Resistant Alloy Liners
2026-05-29

In modern industrial systems, corrosion poses a critical threat to pipeline safety. While carbon steel offers strength, it lacks resistance to aggressive media like acids and salts. Clad steel pipes solve this by combining the structural integrity of carbon steel with an inner layer of corrosion-res

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2026-05-29
How To Properly Weld Or Join A Steel Elbow To A Steel Pipe To Ensure A Perfect Seal?
2026-05-28

The Importance of Pipe-to-Elbow Connections The connection between a steel pipe and a steel elbow is a critical joint that directly impacts the safety, performance, and longevity of any piping system. Since elbows change flow direction, they endure higher stress than straight sections, making them p

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2026-05-28
Quenching And Tempering: Unlocking The Mechanical Properties of 40Cr Steel
2026-05-27

40Cr steel is a widely used medium-carbon alloy structural steel known for its excellent balance of strength, toughness, and wear resistance. The addition of chromium significantly improves its hardenability, making it ideal for critical mechanical components like shafts, gears, bolts, and transmiss

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2026-05-27
Providing professional one-stop procurement service for customers with excellent quality, competitive price, convenient transportation, and timely delivery.
  22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC:410116
  sales@threewaysteel.com
  0086-0731-8867-8598                                             

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