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
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

READ MORE
2026-09-04
UAE CAES Power Station Alloy Material Supporting Project
2026-09-04

Project name: UAE 250MW/500MWh Compressed Air Energy Storage (CAES) Plant Alloy Piping, Structural Supports & Tank Material Supply Project Product: Alloy seamless pipes, alloy pipe fittings, structural supports, thermal storage tank plates Size&Standard: Alloy seamless pipes: ASTM A335 P11/P22, A213 T11/T22, Inconel 625/600, OD 10mm-1340mm, WT 2mm-260mm, comply with ASTM/ASME international standards. Alloy fittings: elbows, tees, reducers, caps, up to DN 3200, Class 2500, forged or fabricated, alloy steel & duplex stainless steel optional. Structural components: pipe supports, hangers, slide plates, forged flanges & anchors, high-strength alloy steel, hot-dip galvanized anti-corrosion treatment. Thermal storage tank plates: ASTM A387 Gr.91/Gr.22, Inconel 625 clad lining, duplex stainless steel baffles, internal heat-exchange coils in Inconel 600/625, designed for up to 565°C and 16MPa per ASME Section VIII Div.1, suitable for molten-salt thermal energy storage systems in CAES p

READ MORE
2026-09-04
What Are The Differences between S355J2+N, S355J2+AR And S355J2M Steel Pipes?
2026-09-03

S355J2 steel pipe is a high-strength structural steel with a minimum yield strength of 355 MPa and guaranteed -20°C impact toughness. However, buyers must understand that delivery conditions significantly affect performance. The suffixes indicate different manufacturing processes: +N (Normalized) pr

READ MORE
2026-09-03
What Type of Steel Pipe Is Generally Used in Low-temperature Working Environments?
2026-09-02

Selecting the right steel pipe for low-temperature environments is critical to prevent brittle fracture and sudden failure. As temperatures drop, standard steels can experience a ductile-to-brittle transition, making impact toughness the most vital property to evaluate.For cryogenic and cold-climate

READ MORE
2026-09-02
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                                             

Products

Quick Links

Contact Us
About Us
Copyright © 2020 Threeway Steel Co.,Ltd. All rights reserved.