China Seamless Steel Pipe & Heat Exchanger Steel Tube Manufacturer

A wide selection of high quality products for you

ST35.8 Seamless Heat Exchanger Steel Tube Carbon Steel High Pressure

Application:	Boiler Pipe
Outer Diameter:	30 - 200 Mm
Thickness:	2 - 10 Mm

Carbon Steel Seamless Steel Pipe API 5L ASTM A106 High Pressure

Name:	High Pressure Seamless Steel Pipe
Thickness:	1 - 120 Mm
Grade:	Carbon Steel Pipe

Custom LSAW Steel Pipe / Welded Carbon Steel Pipe For Underground Bunker

Name:	Welded Carbon Steel Pipe
DSAW:	Double Submerged Arc Welded
Section Shape:	Round

14 Inch ERW Steel Pipe Q235 Q345 ASTM A53 ERW Round Tube

Name:	ERW Round Tube
OD:	10.3 - 609 Mm
Thickness:	0.5-16mm

2x2 Galvanised Steel Hollow Sections 14 Gauge Tubing Square Tubular Pipe for Factory

Application:	Structure Pipe
Section Shape:	Rectangular
Thickness:	1.6 - 10 Mm

Wall Thickness 1.2-30 Alloy Steel Pipe with Customized Length

Alloy Or Not:	Alloy
Shape:	Tube
Wall Thickness:	1.2-30

Petroleum Flanges Steel Slip On Flange For Seamless Functionality

Surface:	Rust-proof Oil, Black Paint, Yellow Paint, Hot Galvanized, Cold Galvanized, Etc.
Application:	Petroleum, Chemical, Power, Gas, Metallurgy, Shipbuilding, Construction, Etc.
Standard:	ANSI, JIS, DIN, BS, UNI, EN, GOST, Etc.

1/4 Inch 48 Inch Stainless Steel Pipe Tubing with Beveled Ends

Features:	High Temperature Resistance, Corrosion Resistance, High Strength, Good Formability, Good Weldability, Etc.
Size:	1/4 Inch - 48 Inch
Tolerance:	±1%

Who We Are

Joho Steel Co., Ltd

JOHO STEEL CO.,LTD, founded in 1988, is a steel group which has integrated steel production, processing and trading into one. We specializes in manufacturing carbon seamless steel pipes, boiler tube/heat exchanger tube and pipes for special uses, besides, it also provides anti-corrosion services and pipes fittings processing for major engineering construction projects. Our products are widely used ...

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Best Sellers

The most popular products

Boiler Heat Exchanger Steel Tube EN 10216-2 P265GH TC1 TC2 1.0425 Material

Name:	Seamless Alloy Steel Pipe
Application:	Boiler Pipe
Outer Diameter:	30 - 200 Mm

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ASTM A53 GRB LSAW Steel Pipe 800mm For Marine / Construction

Name:	LSAW Welded Steel Pipe
DSAW:	Double Submerged Arc Welded
Thickness:	As Customized

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1/4 Inch 48 Inch Stainless Steel Pipe Tubing with Beveled Ends

Features:	High Temperature Resistance, Corrosion Resistance, High Strength, Good Formability, Good Weldability, Etc.
Size:	1/4 Inch - 48 Inch
Tolerance:	±1%

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High Pressure Seamless Steel Pipe ASTM A179 A106 Gr.B Round

Standard:	ASTM EN GB AISI DIN JIS
Grade:	10#.20#.45#15Mn.20Mn.45Mn.30Mn2
Surface:	Hot Galvanized

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Petroleum Flanges Steel Slip On Flange For Seamless Functionality

Surface:	Rust-proof Oil, Black Paint, Yellow Paint, Hot Galvanized, Cold Galvanized, Etc.
Application:	Petroleum, Chemical, Power, Gas, Metallurgy, Shipbuilding, Construction, Etc.
Standard:	ANSI, JIS, DIN, BS, UNI, EN, GOST, Etc.

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ASTM A252 SSAW Steel Pipe For Bridge / Port Constructions

Outer Diameter:	219.1 - 3048 Mm
Thickness:	5 - 25.4 Mm
Standard:	ASTM, API

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24inch Sch40 ERW Steel Pipe A53 Black Paint For Bridge / Marine / Dock Pile

Name:	Seamless Black Steel Pipe
Material:	GRB, X42,X46,X52,X56,X65,X70,X80,S235,S275,S355
OD:	21.3 - 610 Mm

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Nickel Alloy Steel Tube Monel 400 K500 Inconel 600 625 718 Inconel 600 Tube

Name:	Inconel 600 Tube
Steel Grade:	Incoloy 625 600 601
Material Type:	Available In Cold Rolled And Hot Rolled

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6m 12m ERW Steel Pipes And Tubes Round For Construction Structure

Name:	ERW Precision Steel Tubes
Material:	Q195/Q235/Q345
Thickness:	0.6 - 25 Mm

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Scaffolding Steel Hollow Sections Q345 Q345A Hot Dip Galvanized Square Tube

Application:	Fluid Pipe, Gas Pipe, OIL PIPE, Structure Pipe, Other
Section Shape:	Square
Thickness:	0.6 - 20mm

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Carbon Steel Pipe Fittings 90 Degree Long Radius Butt Welding Elbow

Name:	Carbon Steel Pipe Fittings
Shape:	Equal
Head Code:	Circle

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ISO 9001 API 5CT Tubing Octg 20 Inch 30 Inch For Production Casing

Name:	Octg Casing And Tubing
Dimension(LWH):	11000550600
Certification:	ISO 9001

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API Seamless Steel Casing Pipe Oilfield Oil Well Casing Pipe 3 - 20 mm Thickness

Application:	Drill Casing Pipe
Special Pipe:	API Pipe
Outer Diameter:	110 - 500 Mm

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Premium Industrial Valve Solutions Globe Valve for Industries

End Connection:	Flanged, Butt Weld, Socket Weld, Threaded
Connection:	Threaded
Valve Type:	Ball, Gate, Globe, Check, Butterfly

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News & Cases

Here are the latest news and cases, so that you can know more about us

16/09/2025

Comprehensive Overview of ASTM A213 T11 Seamless Tubes: Properties, Production, and Applications

Introduction ASTM A213 is a globally recognized standard specifying requirements for seamless ferritic and austenitic alloy steel pipesintended for high-temperature service. Among its various grades, T11 (also designated as 12Cr1MoV in some regional standards) stands out as a critical ...
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16/09/2025

Classification of steel flanges according to connection methods

Steel flanges can be classified into distinct types based on their connection methods, which determine how they are joined to pipes, valves, or equipment. This classification is critical as it directly influences sealing performance, structural integrity, and suitability for specific operating ...
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16/01/2023

Project List-Joho Steel.pdf
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Introduction

JOHO STEEL CO.,LTD, founded in 1988, is a steel group which has integrated steel production, processing and trading into one.

Get In Touch

Rooms 2408,2409,2410, Huakun Building, No.200 Section 2 Xiangfu East Road, Dongjing Street, Yuhua District, Changsha, China

sales@johosteelpipe.com

15116256436

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