Unclad Aluminum Strip Sheet
Author:Frank Time:2023-05-17
We supply the whole range of products unclad aluminum strip sheet , plain and coated material to the various processes for brazing or mechanically joining of heat exchangers.
Our products are of the highest quality to meet the developing and demanding requirements of the market, i.e. improved strength, sag restistance, corrosion resistance
The unclad aluminum strip sheet are designed for the production of: fin stock,tube stock,header / side plate, separator plate.
| Unclad Aluminum Strip Sheet Chemical composition | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SIGNI ALUMINIUM CLAD ALLOYS | Others | ||||||||||
| Alloy | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | each | total | |
| Clad alloys for VCA-brazing according to EN573-3 | |||||||||||
| 4004 |
Min. max. |
9.0 10.5 |
- 0.8 |
- 0.25 |
- 0.10 |
1.0 2.0 |
- - |
- 0.20 |
- - |
- 0.05 |
- 0.15 |
| 4104(Containing0.02%-0.20% Bi) |
Min. max. |
9.0 10.5 |
- 0.8 |
- 0.25 |
- 0.10 |
1.0 2.0 |
- - |
- 0.20 |
- - |
- 0.05 |
- 0.15 |
| Clay alloys for CAB-brazing according to EN573-3 | |||||||||||
| 4343 |
Min. max. |
6.8 8.2 |
- 0.8 |
- 0.25 |
- 0.10 |
- - |
- - |
- 0.20 |
- - |
- 0.05 |
- 0.15 |
| 4045 |
Min. max. |
9.0 11.0 |
- 0.8 |
- 0.30 |
- 0.05 |
- 0.05 |
- - |
- 0.10 |
- 0.20 |
- 0.05 |
- 0.15 |
| 4047A |
Min. max. |
11.0 13.0 |
- 0.6 |
- 0.30 |
- 0.15 |
- 0.10 |
- - |
- 0.20 |
- 0.15 |
- 0.05 |
- 0.15 |
| Zn-containing clad alloys for CAB-brazing | |||||||||||
| 4343.ZN |
Min. max. |
6.8 8.2 |
- 0.8 |
- 0.25 |
- 0.10 |
- - |
- - |
0.8 1.2 |
- - |
- 0.05 |
- 0.15 |
| 4045.ZN |
Min. max. |
9.0 11.0 |
- 0.8 |
- 0.30 |
- 0.05 |
- 0.05 |
- - |
0.8 1.2 |
- 0.20 |
- 0.05 |
- 0.15 |
| Clad alloys for corrosion protection according to EN573-3 | |||||||||||
| 1050A |
Min. max. |
- 0.25 |
- 0.40 |
- 0.05 |
- 0.05 |
- 0.05 |
- - |
- 0.07 |
- 0.05 |
- 0.03 |
- - |
| 7072 |
Min. Max. |
- 0.7(Si+Fe) |
- 0.10 |
- 0.10 |
- 0.10 |
- - |
0.8 1.3 |
- - |
- 0.05 |
- 0.15 |
|
| All data in Wt.-%; Customer specific alloy composition on request. | |||||||||||
| 3××× alloys according to EN573-3 and ASTM 3××× | |||||||||||
| 3003 |
Min. max. |
- 0.6 |
- 0.7 |
0.05 0.25 |
1.0 1.5 |
- - |
- - |
- 0.10 |
- - |
- 0.05 |
- 0.15 |
| 3004 |
Min. max. |
- 0.30 |
- 0.70 |
- 0.25 |
1.0 1.5 |
0.8 1.3 |
- - |
= 0.25 |
- - |
- 0.05 |
- 0.15 |
| 3005 |
Min. max. |
- 0.6 |
- 0.70 |
- 0.30 |
1.0 1.5 |
0.20 0.6 |
- 0.10 |
- 0.25 |
- 0.10 |
- 0.05 |
- 0.15 |
| 3103Containingmax.0.10%(Zr+Ti) |
Min. Max. |
- 0.50 |
- 0.70 |
- 0.10 |
0.9 1.5 |
- 0.30 |
- 0.10 |
- 0.20 |
- - |
- 0.05 |
- 0.15 |
| 3105 |
Min. Max. |
- 0.6 |
- 0.7 |
- 0.30 |
0.30 0.80 |
0.20 0.80 |
- 0.20 |
- 0.40 |
- 0.10 |
- 0.05 |
- 0.15 |
| 5×××-non-heat-treatable alloys according to EN573-3 and ASTM 5××× | |||||||||||
| 5049 |
Min. max. |
- 0.40 |
- 0.50 |
- 0.10 |
0.50 1.10 |
1.60 2.50 |
- 0.30 |
- 0.20 |
- 0.10 |
- 0.05 |
- 0.15 |
| 5052 |
Min. max. |
- 0.25 |
- 0.40 |
- 0.10 |
- 0.10 |
2.2 2.8 |
0.15 0.35 |
- 0.10 |
- - |
- 0.05 |
- 0.15 |
| 5083 |
Min. max. |
- 0.40 |
- 0.40 |
- 0.10 |
0.40 1.0 |
4.0 4.9 |
0.05 0.25 |
- 0.25 |
- 0.15 |
- 0.05 |
- 0.15 |
| 6×××-non-heat-treatable alloys according to EN573-3 and ASTM 6××× | |||||||||||
| 6063 |
Min. max. |
0.20 0.60 |
- 0.35 |
- 0.10 |
- 0.10 |
0.45 0.90 |
- 0.10 |
- 0.10 |
- - |
- 0.05 |
- 0.15 |
| 6951 |
Min max. |
0.20 0.50 |
- 0.08 |
0.15 0.40 |
- 0.10 |
0.40 0.8 |
- - |
- 0.20 |
- - |
- 0.05 |
- 0.15 |
| 7×××-non-heat-treatable alloys according to EN573-3 and ASTM 7××× | |||||||||||
|
7020 Containing 0.08%-0.25% (Zr+Ti) and 0.08%--0.20% Zr |
Min. max. |
- 0.35 |
- 0.40 |
- 0.20 |
0.05 0.50 |
1.0 1.4 |
0.10 0.35 |
4.0 5.0 |
- - |
- 0.05 |
- 0.15 |
| Unclad Aluminum Strip Sheet Physical Property Data | ||||||||
| Alloy |
Temper |
Thickness (mm) |
Tolerance (mm) |
Clad Ratio (%) |
Tensile Strength (MPa) |
Yield Strength (MPa) |
Elongation (%) Min |
Application |
| 3003 | H14 | 0.08~0.12 | ±0.005 | None | 150~200 | ≥120 | 1 |
Evaporator fin and plate |
| 3003 | H26 | 0.3~0.35 | ±0.015 | None | 190~220 | ≥160 | 8 |
Glass mounting bracket material |
| 3003 | H14 | 0.06~0.1 | ±0.005 | None | 150~200 | ≥120 | 1 |
Radiator fin and plate |
| 4343/3003/4343 | H14 | 0.06~0.1 | ±0.005 | 8~12 | 150~200 | ≥120 | 1 | |
| 4343/3003/4343 | H14 | 0.08~0.12 | ±0.005 | 8~12 | 150~200 | ≥120 | 1 |
Parallel condenser fin |
| 4343/3003/4343 | H14 | 0.1~0.12 | ±0.005 | 8~12 | 150~120 | ≥120 | 1 |
Charge air cooler material |
| 4045/3003/4045 | H14 | 0.1~0.12 | ±0.005 | 8~12 | 150~200 | ≥120 | 1 | |
| 1060 | O | 0.35~0.4 | ±0.02 | None | 55~95 | ≥15 | 25 |
Air cooling fin material for tubes |
| 1100 | O | 0.35~0.4 | ±0.02 | None | 75~105 | ≥25 | 25 | |
| 3003 | O | 0.2~0.3 | ±0.01 | None | 100~150 | ≥45 | 15 |
Aluminium for heating element |
| 3003 | H16 | 0.5~0.7 | ±0.02 | None | 150~210 | ≥120 | 1 | |
| 4047 | H18 | 0.05~0.1 | ±0.005 | None | ≥200 | ≥170 | 0.5 | |
| 4047 | O | 0.4~0.5 | ±0.02 | None | 80~140 | ≥35 | 12 | Welding wire |
| 7072 | H19 | 0.12~0.15 | ±0.005 | None | 145~172 | ≥15 | 0.5 | Fin stock |
| 4A13 | H18 | 0.05~0.1 | ±0.005 | None | ≥190 | |||
