EN10305-2 Dom Tubing for Roll Cage
Material
EN10305-2 Dom Tubing (also known as DOM, or Drawn Over Mandrel Tubing) is a type of steel tubing commonly used in roll cage applications due to its excellent mechanical properties and high strength-to-weight ratio. DOM tubing is made from low-carbon steel, making it ideal for applications that require durability, impact resistance, and structural integrity.
Specification
EN10305-2 specifies the technical delivery conditions for seamless cold-drawn steel tubes of circular cross-section used in mechanical and general engineering purposes. This specification covers DOM tubing with specific dimensions, tolerances, and mechanical properties.
Chemical Composition
The chemical composition of EN10305-2 Dom Tubing is specified to ensure its mechanical properties. The following table outlines the typical chemical composition of this tubing:
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.22 max |
| Silicon (Si) | 0.50 max |
| Manganese (Mn) | 0.60-1.20 |
| Phosphorus (P) | 0.025 max |
| Sulfur (S) | 0.025 max |
Mechanical Properties
EN10305-2 Dom Tubing exhibits excellent mechanical properties, making it suitable for roll cage applications where strength and safety are critical. The table below presents the typical mechanical properties of Dom Tubing:
| Property | Value |
|---|---|
| Tensile Strength | 540-590 MPa |
| Yield Strength | 410-470 MPa |
| Elongation at Break (Lo=5.65√So) (%) | 15 min |
| Hardness (HB) | 170 max |
Steel Grade
EN10305-2 Dom Tubing can be manufactured using various steel grades, such as E195, E235, E275, E355, etc. These grades determine the specific mechanical properties and performance characteristics of the tubing. The selection of the steel grade depends on the intended application, load requirements, and desired strength.
Application
EN10305-2 Dom Tubing finds its primary application in roll cage manufacturing. Roll cages are safety structures designed to protect occupants in vehicles during accidents or rollovers. Dom Tubing offers exceptional strength, impact resistance, and dimensional accuracy, making it an ideal choice for roll bars, roll cages, and other safety components in automotive and motorsport industries.
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