| 1. Aluminum alloy number | ||||||||||||||
| No. | Aluminum Alloy Number | Temper | ||||||||||||
| 1.1 | Typical AA3003, or others specified | H14/H18/O/H24,etc. | ||||||||||||
| 2. Product size and tolerance | ||||||||||||||
| No. | Specification | Size | Tolerance | |||||||||||
| 2.1 | Length (mm) | 1200,3000 or custom | ±2 | |||||||||||
| 2.2 | Width (mm) | 45,63,94,113,140 or custom | ±0.1 | |||||||||||
| 2.3 | Height (mm) | 3,4.7,9.5 or custom | ±0.03 | |||||||||||
| 2.4 | Wall Thickness (mm) | 0.2,0.5,0.6,0.8 or custom | ±0.01 | |||||||||||
| 3. Chemical composition for some typical alloys | ||||||||||||||
| No. | AA number | Chemical Composition (%) | ||||||||||||
| Si | Fe | Cu | Mn | Mg | Zn | Ti | Zr | Bi | Others | Al | ||||
| Each | Total | |||||||||||||
| 3.1 | 3003 | 0.6 | 0.7 | 0.05-0.2 | 1-1.5 | 0.05 | 0.1 | 0.05 | 0.15 | RE | ||||
| 3.2 | 3005 | 0.6 | 0.7 | 0.3 | 1.0-1.5 | 0.2-0.6 | 0.25 | Cr 0.1 | 0.05 | 0.15 | RE | |||
| 3.3 | 4045 | 9.0-11.0 | 0.8 | 0.3 | 0.05 | 0.05 | 0.1 | 0.05 | 0.15 | RE | ||||
| 3.4 | 4047 | 11.0-13.0 | 0.8 | 0.3 | 0.15 | 0.05 | 0.2 | 0.05 | 0.15 | RE | ||||
| 3.5 | 4104 | 9.0-10.5 | 0.8 | 0.25 | 0.1 | 1.0-2.0 | 0.2 | 0.05-0.2 | 0.05 | 0.15 | RE | |||
| 3.6 | 4343 | 6.8-8.2 | 0.8 | 0.25 | 0.1 | 0.05 | 0.2 | 0.05 | 0.15 | RE | ||||
| 3.7 | 6060 | 0.3-0.6 | 0.1-0.3 | 0.1 | 0.1 | 0.35-0.6 | 0.15 | 0.1 | Cr 0.05 | 0.05 | 0.15 | RE | ||
| 3.8 | 6061 | 0.4-0.8 | 0.7 | 0.15-0.4 | 0.15 | 0.8-1.2 | 0.25 | 0.15 | Cr 0.04-0.35 | 0.05 | 0.5 | RE | ||
| 3.9 | 6063 | 0.2-0.6 | 0.35 | 0.1 | 0.1 | 0.45-0.9 | 0.1 | 0.1 | Cr 0.1 | 0.05 | 0.15 | RE | ||
| 4. Mechanical properties for some typical alloys | ||||||||||||||
| No. | Alloy number | Thick. (mm) |
Temper | Yield Strength Rp0.2(Mpa). Min |
Tensile Strength Rm (Mpa) |
Elongation (%) A50,Min |
Homogenization treatment | Typical usage | ||||||
| 4.1 | 3003 | 0.08-0.15 | O | 35 | 95-135 | 8 | N | Fins | ||||||
| 4.2 | 3003 | 0.16-0.35 | O | 35 | 95-135 | 10 | N | Fins | ||||||
| 4.3 | 3003 | 0.15-0.3 | H12 | 90 | 120-175 | 0.5 | N | Fins | ||||||
| 4.4 | 3003 | 0.06-0.08 | H14 | 125 | 145-185 | 0.5 | N | Fins | ||||||
| 4.5 | 3003 | 0.081-0.3 | H14 | 125 | 145-200 | 0.5 | N | Fins | ||||||
| 4.6 | 3003 | 0.06-0.16 | H16 | 160 | 165-205 | 0.5 | N | Fins | ||||||
| 4.7 | 3003 | 0.2-0.3 | H24 | 125 | 145-205 | 6 | N | Fins | ||||||
| 4.8 | 3003-1 | 0.35-3.0 | O | 35 | 95-135 | 20 | Y | Plate | ||||||
| 4.9 | 3003-1 | 0.40-3.0 | H14 | 125 | 145-185 | 3 | Y | Plate | ||||||
| 4.10 | 3003-1 | 1.0-3.0 | H24 | 125 | 145-185 | 10 | Y | Plate | ||||||
| 4.11 | 3003 | 0.25-0.35 | H24 | 130 | 155-205 | 6 | N | Fins for air cooler | ||||||
| 4.12 | 3003 | 0.1-0.2 | H14 | 125 | 145-185 | 1 | N | Fins | ||||||
| 4.13 | 3003 | 0.1-0.3 | O | 35 | 95-135 | 10 | N | Fins | ||||||
| 4.14 | 3003 | 0.3-0.8 | H14 | 125 | 145-185 | 2 | Y | Plate | ||||||
| 4.15 | 3003 | 0.8-2.5 | H14 | 125 | 145-185 | 4 | Y | Plate | ||||||
| 4.16 | 3003 | 0.5-1.6 | O | 35 | 145-185 | 20 | Y | Plate | ||||||
| 4.17 | 3003-1 | 0.3-1.8 | O | 35 | 95-135 | 20 | Y | Band | ||||||
| 4.18 | 3003-1 | 0.5-4.0 | O | 35 | 95-135 | 25 | Y | Plate | ||||||
| 4.19 | 3005 Mod | 0.25-0.6 | H24 | 150 | 185-235 | 8 | N | Long life tube | ||||||
| 4.20 | 4343 | 0.07-3.0 | O | 35 | 95-150 | 8 | N | Sheet for brazing | ||||||
| 4.21 | 4343 | 0.07-3.0 | H14 | 120 | 140-200 | 0.5 | N | Sheet for brazing | ||||||
| 4.22 | 4045 | 0.07-3.0 | O | 35 | 95-150 | 8 | N | Sheet for brazing | ||||||
| 4.23 | 4045 | 0.07-3.0 | H14 | 120 | 140-200 | 0.5 | N | Sheet for brazing | ||||||
| 4.24 | 4104 | 0.07-3.0 | O | 35 | 95-150 | 8 | N | Sheet for brazing | ||||||
| 4.25 | 4104 | 0.07-3.0 | H14 | 120 | 140-200 | 0.5 | N | Sheet for brazing | ||||||
| 4.26 | 4047 | 0.07-3.0 | O | 35 | 95-150 | 8 | N | Sheet for brazing | ||||||
| 4.27 | 4047 | 0.07-3.0 | H14 | 120 | 140-200 | 0.5 | N | Sheet for brazing | ||||||
| 4.28 | 3005 | 0.8-4.5 | O | 40 | 80-120 | 20 | Y | Vacuum plate | ||||||
| 4.29 | 3005 | 0.6-4.5 | H22 | 110 | 145-195 | 15 | Y | Vacuum plate | ||||||
| 4.20 | 6060 | 0.8-4.5 | O | ≤85 | ≤150 | 20 | Y | Vacuum plate | ||||||
| 4.21 | 6063 | 0.8-4.5 | O | ≤85 | ≤150 | 20 | Y | Vacuum plate | ||||||
| 5. Surface finish and other properties | ||||||||||||||
| No. | Item | Description | ||||||||||||
| 5.1 | Surface finish | a. The material shall bright finish; b. The material shall be from pinholes and tearing | ||||||||||||
| 5.2 | Fin type | Plain type,Louvered type,perforated type,serrated type and wavy type,etc. | ||||||||||||
| 6. Packing,Shipping and others | ||||||||||||||
| No. | Item | Description | ||||||||||||
| 6.1 | Packing | To be packed in wooden crate with polythene cover for water protection | ||||||||||||
| 6.2 | Marking | Each box to be legibly marked with the name of the manufacturer or supplier, the alloy designation of material,condition,dimensions and weight | ||||||||||||
| 6.3 | Shipping tools | Ship goods by van to departune port then by sea to desitination port | ||||||||||||
| 6.4 | Quantity variation | ±10% variation with order quantity shall be acceptable | ||||||||||||
| 7.Quality management and spot management | ||||||||||||||
| No. | Item | Description | ||||||||||||
| 7.1 | Quality control | 1. Quality assurance a. Incoming material quality assurance; b. Process quality assurance; c. First sample quality assurance; d. Final quality assurance. 2. Process management-The right results are from the right process a. Production process card control; b. Standard operational procedure;c.Job certification;d. Quality chart monitor. 3. Equipment and facility management a. Periodic maintenance; b.Preventative maintenance. 4. Mold management a. Mold life management; b.Periodic and preventative maintenance; c. Periodic inspection. |
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| 7.2 | Inspection Tools | Altimeter,Vernier caliper,Micrometer,3D coordinate measuring instrument | ||||||||||||
| 7.3 | Spot management | "5S" management (sort,set in order,shine,standard,sustainable). | ||||||||||||
