3105 aluminum alloy is commonly used where painted finish is desired, and for building product applications like residential roofing and siding, sewer lines, etc.
Aluminum alloy state, size and mechanical propertiesAlloy | Temper | Thickness (mm) | Tensile strength (Mpa) | Elongation (%) | |
Chinese standard | Value | ||||
3105 | O | >0.2-0.5 | 100-155 | 95-145 | ≥25 |
>0.5-1.0 | ≥28 | ||||
>1.0-4.5 | ≥30 | ||||
H22 | >0.2-0.5 | 130-180 | 125-175 | ≥15 | |
>0.5-1.0 | ≥18 | ||||
>1.0-4.5 | ≥20 | ||||
H24 | >0.2-0.5 | 155-200 | 155-195 | ≥8 | |
>0.5-1.0 | ≥10 | ||||
>1.0-4.5 | ≥15 | ||||
H26 | >0.2-0.5 | 175-225 | 175-225 | ≥3 | |
>0.5-1.0 | ≥4 | ||||
>1.0-4.5 | ≥6 | ||||
H18 | >0.2-0.5 | ≥195 | ≥195 | ≥2 | |
>0.5-1.0 | ≥3 | ||||
>1.0-4.5 | ≥3 |