Pipes & Tubes Material
09CrCuSb Steel Pipe
09CrCuSb steel pipe, also known as ND steel Tube or Corten Steel Pipe, is a specialized corrosion-resistant seamless tube specifically designed for...
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Steel Tubes & Products
Explore precision seamless tubes, custom profiles, international material grades, steel standards and rebar coupling solutions.
Pipes & Tubes Material
11SMn30 Steel Pipe
11SMn30 Free-Cutting Steel Seamless Tubes represent a specialized category of high-sulfur phosphorus composite free-cutting steel tubes engineered...
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Pipes & Tubes Material
1215 Steel Pipe
Seamless Tubes represent a premium-grade, high-sulfur phosphorus lead-free free-cutting steel tubing engineered specifically for automated, high-speed...
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Pipe & Tube Manufacturing Process
Annealed Pipe&Tube
Annealing represents a crucial delivery condition for precision steel tubes, commercially designated as GBK（+A） condition.
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Rebar Couplers
Bolted Rebar Coupler
The Bolted Rebar Coupler System is a mechanical rebar splicing solution designed to replace traditional methods like welding or lap splicing.
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Pipe & Tube Manufacturing Process
Cold Drawn Pipe&Tube
Cold-Drawn Seamless Steel Pipes, also known as precision-drawn tubes or cold-finished seamless pipes, represent our high-precision product line...
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Pipe & Tube Manufacturing Process
Cold finished and stress-relieved Pipe&Tube
Cold Finished and Stress-Relieved Steel Pipes (BKS/+SR Condition) represent a precision delivery state where steel tubes undergo specialized stress...
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Pipe & Tube Manufacturing Process
Cold finished（hard）Pipe&Tube
Cold Finished (hard) Steel Pipes (BK/+C) represent a delivery state where steel tubes undergo cold forming processes without subsequent heat treatment.
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Pipe & Tube Manufacturing Process
Cold finished（Soft）Pipe&Tube
Cold Finished(Soft) Steel Pipes (BKW/+LC n) represent a specialized delivery state where steel tubes undergo cold forming followed by low-temperature...
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Pipe & Tube Manufacturing Process
Cold Rolled Pipe&Tube
Cold-Rolled Steel Tubes, also known as fine-rolled seamless tubes, are manufactured through an advanced process where steel shells are precisely rolled...
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Cold Drawn Steel Profiles & Bars
Cold-Drawn Alloy Section Steel&Bar
Tailored Solutions for Your Needs Tenjan deeply analyzes your application scenarios, leveraging mature steel tube production techniques and 30+ years...
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Cold Drawn Steel Profiles & Bars
Cold-Drawn Carbon Section Steel&Bar
Tailored Solutions for Your Needs Tenjan deeply analyzes your application scenarios, leveraging mature steel tube production techniques and 30+ years...
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Pipe & Tube Manufacturing Process
Cold-Drawn Welded Tube
Tenjan delivers fully customizable cold-drawn welded tubes in both standard round and specialized profiles.
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Pipe & Tube Manufacturing Process
Cold-Rolled Welded Tube
Tenjan delivers fully customizable Cold-Rolled welded tubes in both standard round and specialized profiles.
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Standard Steel Pipes & Tube
DIN 17175 Steel Pipe
DIN 17175 seamless steel tubes represent the German standard for heat-resistant seamless steel tubes designed specifically for elevated temperature...
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Shapes & Profiles
Double finned Steel Pipes&Tubes
Our Double Finned Tubes represent high-efficiency Cold-Drawn Hollow Special Steel Pipes engineered for superior thermal performance in demanding...
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Standard Steel Pipes & Tube
EN 10297-1 Steel Pipe
At Tenjan, we transform the European standard EN 10297-1 into tailored seamless steel tube solutions that precisely match your mechanical application...
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EN10305-1 Steel Pipe
At Tenjan, we specialize in manufacturing EN 10305-1 precision steel tubes that meet the rigorous European standard for cold-drawn seamless tubing.
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Standard Steel Pipes & Tube
GB/T3087 Steel Pipe
As a specialized seamless steel tube manufacturer with over two decades of expertise, Tenjan produces GB/T 3087 seamless steel tubes that meet China's...
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Standard Steel Pipes & Tube
GB/T3094 Steel Pipe
As a specialized seamless steel tube manufacturer with 21 years of industry expertise, Tenjan produces GB/T 3094 cold-drawn special-shaped steel tubes...
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Standard Steel Pipes & Tube
GB/T3639 Steel Pipe
As an established seamless steel tube manufacturer with 21 years of specialized experience, Tenjan produces GB/T 3639 precision seamless steel tubes...
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Standard Steel Pipes & Tube
GB/T8162 Steel Pipe
As a leading seamless steel tube manufacturer with over two decades of expertise, Tenjan produces GB/T 8162 seamless steel tubes that meet China's...
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Standard Steel Pipes & Tube
GB/T8163 Steel Pipe
As a specialized seamless steel tube manufacturer with 21 years of technical expertise, Tenjan produces GB/T 8163 seamless steel tubes that meet...
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Standard Steel Pipes & Tube
GOST 8733 Steel Pipe
As a specialized seamless steel tube manufacturer with 21 years of industry expertise, Tenjan produces GOST 8733 seamless steel tubes that meet the...
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Shapes & Profiles
Hexagonal Steel Pipes&Tubes
Our Hexagonal Steel Pipes, also known as Hexagonal Tubes or Hex Pipes, are high-precision Seamless Steel Tubes with a regular hexagonal cross-section.
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Standard Steel Pipes & Tube
JIS G3441 Steel Pipe
At Tenjan, we specialize in manufacturing JIS G3441 alloy steel seamless tubes that meet the rigorous Japanese Industrial Standards for mechanical...
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JIS G3445 Steel Pipe
JIS G3445 seamless steel tubes represent the Japanese Industrial Standard for carbon steel tubes specifically designed for machine structural purposes.
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Standard Steel Pipes & Tube
JIS G3461 Steel Pipe
At Tenjan, we specialize in manufacturing JIS G3461 seamless steel tubes that set the benchmark for boiler and heat exchanger applications.
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Pipe & Tube Manufacturing Process
Normalized Pipe&Tube
Normalized Steel Pipes (NBK/+N Condition) represent a standardized delivery state where steel tubes undergo normalizing heat treatment after cold...
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Octagonal Steel Pipes&Tubes
Octagonal Steel Pipes represent our advanced line of eight-sided seamless tubes featuring precision regular octagonal cross-sections.
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Shapes & Profiles
Oval Steel Pipes&Tubes
Oval Steel Pipes and Elliptical Steel Tubes represent our specialized line of seamless oval-shaped sections engineered for applications requiring...
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Pipe & Tube Manufacturing Process
precision Pipe&tube
Tenjan Precision Seamless Steel Tubes are cold-formed tubular products manufactured for applications requiring better dimensional consistency and...
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Pipes & Tubes Material
Q355B Steel Pipe
Q355B Low-Alloy High-Strength Seamless Steel Tubes represent Chinese GB standard low-alloy high-strength structural steel tubes engineered for general...
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Pipe & Tube Manufacturing Process
Quenched and Tempered Steel Pipe
Quenched and Tempered Steel Pipes (Q&T ) represent advanced heat-treated steel tubes that undergo precise "quenching + high-temperature tempering"...
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Rebar Couplers
Rebar Coupler
Tenjan's Rebar Couplers feature national-standard quality, compliant with JG/T163 and other international norms like ACI318, JGJ107, UBC...
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Rebar Couplers
Rolling Straight Thread Rebar Coupler
The Rolling Straight Thread Rebar Coupler System stands as the industry benchmark for high strength coupler applications.
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Round Steel Pipes&Tubes
Our Seamless Round Steel Pipes are premium Circular Cross-Section Steel Tubes manufactured from Carbon Steel and Alloy Steel via advanced Cold-Drawn or...
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Pipes & Tubes Material
S355JR Steel Pipe
S355JR Low-Alloy High-Strength Seamless Steel Tubes represent European EN standard low-alloy high-strength structural steel tubes engineered for...
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Pipes & Tubes Material
Seamless Alloy Steel Tubes
Tenjan – Your Trusted Partner for Custom Seamless Alloy Steel Pipes Precision Customization "Scenario-based precision customization: Tailor-made round...
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Pipes & Tubes Material
Seamless Carbon Steel Tubes
Tenjan – 21 Years of Expertise in Custom Seamless Carbon Steel Pipes Integrated large-scale production from raw material customization to finished...
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Pipe & Tube Manufacturing Process
Seamless Pipe&Tube
Tenjan Company offers high-quality seamless steel pipes and precision seamless tubing.
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Shapes & Profiles
Shaped Steel Pipes&Tubes
Tailored Solutions for Unique Applications ◆ Special-Section Tubes – Hexagonal, Square, Rectangular, D-Shaped, Triangular, Lemon-shaped, Oval, and...
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Pipes & Tubes Material
Special-Shaped Alloy Steel Tubes
Tailored Solutions for Unique Applications ◆ Special-Section Tubes – Hexagonal, Square, Rectangular, D-Shaped, Triangular, Lemon-shaped, Oval, and...
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Pipes & Tubes Material
Special-Shaped Carbon Steel Tubes
Tailored Solutions for Unique Applications ◆Special-Section Tubes – Hexagonal, Square, Rectangular, D-Shaped, Triangular, Lemon-shaped, Oval, and other...
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Square&Rectangular pipes
Tenzhan Steel presents premium Seamless Square Tubes and Rectangular Steel Pipes manufactured from high-grade Carbon Steel and Alloy Steel Materials.
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ST52 Steel Pipe
ST52 Low-Alloy High-Strength Seamless Steel Tubes represent German DIN standard low-alloy high-strength structural steel tubes engineered for...
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Pipes & Tubes Material
STKM11A Steel Pipes
STKM11A Seamless Steel Tubes represent Japanese JIS standard low-carbon steel tubular products with carbon content controlled below 0.15%.
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Shapes & Profiles
Triangle Lemon Steel Pipes&Tubes
Our Lemon Pipe Type Triangle Steel Tube is a specialized Seamless Triangular Steel Pipe engineered for high-performance agricultural applications.
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Shapes & Profiles
Triangle Steel Pipes&Tubes
Triangular Steel Pipes represent our innovative line of three-sided seamless tubes featuring precision equilateral triangular cross-sections.
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Pipes & Tubes Material
Y15 Steel Pipe
Y15 Free-Cutting Steel Seamless Tubes represent China's GB standard high-sulfur phosphorus composite free-cutting steel tubes specifically engineered...
View product →Need a custom steel tube?
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