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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.

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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
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What Are The Properties And Applications of ASTM A671 Steel Pipe?
2026-09-09

What Is ASTM A671 Steel Pipe?ASTM A671 is an electric-fusion-welded (EFW) steel pipe made from pressure-vessel-quality plate. It is designed for high-pressure industrial applications that demand superior strength, reliable weld quality, and strict manufacturing controls.Key FeaturesUnlike standard p

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2026-09-09
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What Are The Methods for Dimensional Inspection And Quality Control in Steel Pipe Production?
2026-09-08

Dimensional inspection is a critical component of steel pipe quality control, ensuring products meet strict requirements for outer diameter, wall thickness, length, ovality, and straightness. Even minor deviations can compromise installation, welding, and pressure performance.Manufacturers utilize c

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2026-09-08
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What Are The Applications of ASTM A672/A672M Steel Pipe Standards in Oil Pipelines?
2026-09-07

ASTM A672/A672M is a critical specification for electric-fusion-welded (EFW) steel pipes designed for high-pressure service at moderate temperatures. Manufactured from pressure-vessel-quality plate, it is ideal for large-diameter applications (16 inches and larger) with wall thicknesses up to 3 inch

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2026-09-07
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Is S235JR Steel Pipe Equivalent To A36 Steel Pipe? What Are The Differences?
2026-09-04

Are S235JR and A36 steel pipes equivalent? While often considered comparable, they are not exact substitutes. S235JR is governed by the European EN 10025-2 standard, whereas A36 falls under the American ASTM A36 specification.A key difference lies in their minimum yield strength: S235JR requires 235

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2026-09-04
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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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