E355 EN10305-2 Thin Wall Thickness Carbon Steel Tube for Automotive System - Cold Drawn Welded Steel Tube

Thin wall thickness carbon steel tubes are cold drawn welded steel tubes specifically designed for automotive systems. These lightweight yet robust tubes offer excellent strength-to-weight ratios, making them ideal for various applications including fuel lines and hydraulic systems.

Precision engineering ensures consistent dimensions and smooth finishes, enhancing performance and reliability. The cold drawing process improves mechanical properties, providing superior flexibility and durability for modern vehicle applications.

• Material: E355
• Other Available Materials: E155, E195, E235, E275
• Outer Diameter Range: 10-50mm
• Wall Thickness Range: 1.5-8mm
• t/D Ratio: ≥ 0.2 (Normal: t/D=0.1)
• Standard: EN10305-2
• Process: Cold Drawn, Cold Rolling

• +C: No heat treatment after the final cold drawing process
• +LC: After the final heat treatment there is a suitable drawing pass
• +SR: After the final cold drawing process there is a stress relieve heat treatment in a controlled atmosphere
• +A: After the final cold drawing process the tubes are annealed in a controlled atmosphere
• +N: After the final cold drawing operation the tubes are normalized in a controlled atmosphere

• Better shape and dimensional consistency
• Improved quality surface finish
• Tight eccentricity and wall thickness tolerances
• Enhanced safety performance
• Good toughness at low temperatures
• 90% of cylinders in the USA market are produced with welded tubes
• Cost-effective fixed lengths

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