Standard Specification: GB/T 3880
| Alloy and Temper | |
|---|---|
| Alloy | Temper |
| 1xxx:1050, 1060, 1070, 1100 | O, H14, H24 |
| 3xxx:3003 | O, H12, H14, H22, H24 |
| 5xxx:5052 | O, H22, H24, H32, H34 |
| 6xxx:6061 | O, T4 |
Size Range
| Dimension | Thickness | Width |
|---|---|---|
| Range | 0.5 ~ 4.0mm | 150 ~ 1000mm |
*Note / the diameter to be a multiple of 5mm due to the limit of die.
Diameter Tolerance
| Nominal Diameter | Tolerance |
|---|---|
| Multiple of 5mm | +/- 0.5mm |
| Non-multiple of 5mm | +/- 3.0mm |
Surface Protection: With PE/PVC coating on main side (if required)
Temper Designation
| Temper | Definition |
|---|---|
| O | Annealed |
| H12 | Strain Hardened, 1/4 Hard |
| H14 | Strain Hardened, 1/2 Hard |
| H22 | Strain Hardened and Partially Annealed, 1/4 Hard |
| H24 | Strain Hardened and Partially Annealed, 1/2 Hard |
| H32 | Strain Hardened and Stabilized, 1/4 Hard |
| H34 | Strain Hardened and Stabilized, 1/2 Hard |
| T4 | Solution heat-treated and naturally aged |