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DIN 2391 Seamless Round Structural Steel Tubing For Structural Purpose

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DIN 2391 Seamless Round Structural Steel Tubing For Structural Purpose

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Brand Name : BaoYang

Model Number : DIN 2391

Certification : CE & ISO

Place of Origin : cangzhou

MOQ : 1

Price : Negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union

Delivery Time : 7~30 working days

Packaging Details : Standard Export Packing

Name : Seamless Alloy Steel Pipes

Process : Hot Rolled Cold Rolled Cold Drawn

Standards : DIN 2391

Material : Alloy Steel Pipe

Wall Thickness : 1-30mm (0.04 Inch - 0.78 Inch)

Outer Diameter : 10-324mm

Processing Service : Bending, Punching, Cutting

Usage : Pipeline Transport, Oil/Gas Drilling, Machinery Industry

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DIN 2391 Seamless Steel Pipes / Tubes for Structural Purpose:

DIN 2391 is a standard specification for seamless precision steel pipes/tubes used for structural purposes. These pipes/tubes are designed to withstand high mechanical stress and provide excellent dimensional accuracy. They are widely used in various structural applications, where precision and reliability are crucial.

Product Description:


DIN 2391 seamless steel pipes/tubes for structural purpose are manufactured from high-quality carbon steel. They have a seamless construction, ensuring precise dimensions and smooth internal surfaces. These pipes/tubes are available in different sizes and thicknesses to meet the specific requirements of structural projects.

Product Features:


DIN 2391 seamless steel pipes/tubes for structural purpose offer the following features:

  1. Precision Manufacturing: These pipes/tubes are produced with high precision, ensuring accurate dimensions and tight tolerances.

  2. Smooth Internal Surface: The seamless construction provides a smooth internal surface, facilitating the flow of fluids and minimizing pressure loss.

  3. High Strength: The carbon steel composition of DIN 2391 pipes/tubes provides excellent strength, making them suitable for structural applications.

Product Parameters:

Parameter Value
Outer Diameter 4mm - 60mm
Wall Thickness 0.5mm - 8mm
Length Random or Fixed
Steel Grade St 30 Si, St 30 Al, St 35, St 45, St 52
Delivery Condition BK, BKW, BKS, GBK, NBK

Mechanical Properties:

Mechanical Property Value
Yield Strength Min 235 MPa
Tensile Strength Min 480 MPa
Elongation Min 25%
Hardness (HB) Max 170

Chemical Composition:

Element Content
Carbon (C) 0.17% - 0.22%
Silicon (Si) 0.10% - 0.35%
Manganese (Mn) 0.35% - 0.65%
Phosphorus (P) Max 0.025%
Sulfur (S) Max 0.025%

Product Applications:


DIN 2391 seamless steel pipes/tubes for structural purpose find wide applications in various industries, including:

  1. Construction: These pipes/tubes are used in the construction of buildings, bridges, and other structures where precision and reliability are required.

  2. Mechanical and Engineering Applications: They are utilized in mechanical and engineering projects that demand high-strength and precise dimensions.

  3. Automotive Industry: DIN 2391 pipes/tubes are employed in the manufacture of automotive components, such as chassis, roll cages, and structural parts.

  4. Machinery and Equipment: They are used in the manufacturing of machinery and equipment where structural integrity and precision are critical.

DIN 2391 Seamless Round Structural Steel Tubing For Structural PurposeDIN 2391 Seamless Round Structural Steel Tubing For Structural Purpose

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