China · CNS
3003
CNS H 3037 — Aluminium-Alloy Drawn Seamless Tubes for Condensers and Heat Exchangers（equal CNS 2966）
Mechanical properties
| Heat treatment / condition | Yield strength | Tensile strength | Elongation | Reduction of area | Impact energy | Hardness |
|---|---|---|---|---|---|---|
| Seamless tubes, Strain-hardened and partially annealed - 5/8 hard +H25, > 0, 24 <= 5 mm | ≤129 | ≤149 | ||||
| Seamless tubes, strain hardened - 1/2 +H14, > 0, 24 <= 5 mm | ≤114 | ≤139 |