DIN 2445-2 ST37.2 ST52.2 ST60.2 ST70.2 Precision Seamless Pipe

Seamless Steel Tubes for Fluid Power Systems

Material

DIN 2445-2 specifies the requirements for precision seamless steel tubes used in fluid power systems. These tubes are designed to withstand high pressures and are essential in hydraulic and pneumatic applications.

Specification

The standard outlines the dimensions, tolerances, and mechanical properties of the seamless tubes. The tubes are manufactured from high-quality carbon steel, ensuring durability and reliability in various applications.

Key Features

• Precision Manufacturing: High dimensional accuracy and surface finish.
• High Strength: Capable of withstanding high pressures.
• Corrosion Resistance: Suitable for various environmental conditions.
• Versatile Applications: Used in hydraulic and pneumatic systems.

Chemical Composition

Mechanical Properties

Steel Grade

The steel grades specified in DIN 2445-2 include ST37.2, ST52.2, ST60.2, and ST70.2. Each grade has distinct mechanical properties and is suitable for different applications based on the required strength and ductility.

Application

These precision seamless tubes are primarily used in:

• Hydraulic systems
• Pneumatic systems
• Automotive applications
• Machinery manufacturing
• Oil and gas industry

Possible Alternative Grades

While DIN 2445-2 specifies certain grades, alternative grades may include:

• EN 10216-1: Similar specifications for seamless steel tubes.
• ASTM A106: Standard specification for seamless carbon steel pipes for high-temperature service.
• ASTM A53: Standard specification for pipe, steel, black and hot-dipped, zinc-coated, welded, and seamless.

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