|
 |
| Building Sheets
| Circles | Cold
Rolled Coils | Cold Rolled Sheets
| Flooring Sheets & Plates
| Pattern Sheets |
Circles
 |
| Dimensions |
| Parameter |
Range |
Tolerance |
| Thickness for circles (mm) |
0.71 — 6.35 |
for 0.71 to 1.4 +/-0.08 |
| for 1.41 to 2.5 +0.1, -0.13 |
| for 2.51 to 4.0 +/-0.13 |
| for 4.01 to 5.00 +/-0.15 |
| for 5.01 to 6.35 +/-0.20 |
| Thickness for ovals (mm) |
1.75 — 3.00 |
for 1.75 to 2.5 +0.1, -0.13 |
| for 2.51 to 3.00 +/-0.13 |
| Diameter (mm) |
102 — 1250 |
(a) sheared circles +2, -0 |
| (b) punched circles +0.5,
-0 |
| Earing |
<5% for 'O' temper
<9% for H12, H14, H16, H18 |
- |
|
| Die sizes |
| For circles |
| Thickness (mm) |
Diameter (mm) |
| < 2.00 |
normal: 190.5, 197, 203, 216, 222,
229, 235, 238,
241, 245, 247.5, 250, 254, 267, 273, 279, 280, 292,
300, 305, 307, 330 |
| 2.00 — 6.35 |
normal: 250, 255, 263, 275, 285,
295, 298, 300, 305,
310, 312, 247.5, 250, 315, 325, 330, 332.5, 335,
336, 350, 355, 358, 360, 365, 370, 375, 380, 385,
387,
390, 395, 406, 410, 412, 415, 416, 430, 435, 456,
465,
484, 485, 489, 490, 517 |
| For ovals |
| 1.75 — 3.00 |
normal: 198x211, 242.5x159.5, 144x157,
160x173 |
|
| Mechanical
properties |
| Alloy
(AA) |
Temper |
%E
(min)
(at 50 mm
gauge length) |
UTS
(mpa) |
Bend
test:
radius of bend
(T=material thickness) |
| Min |
Max |
| 1050 |
O |
29 |
55 |
95 |
close |
| H14 |
6 |
95 |
125 |
1/2T |
| H18 |
4 |
125 |
- |
1T |
| 1070 |
O |
29 |
95 |
- |
close |
| H14 |
6 |
95 |
120 |
1/2T |
| H18 |
4 |
120 |
- |
1T |
| 1200 |
O |
29 |
70 |
110 |
close |
| H14 |
5 |
105 |
140 |
1/2T |
| H16 |
4 |
125 |
150 |
1/2T |
| H18 |
3 |
140 |
- |
1T |
| 3003 |
O |
25 |
90 |
130 |
close |
| H14 |
5 |
130 |
180 |
1/2T |
| H16 |
4 |
150 |
195 |
1T |
| H18 |
3 |
170 |
- |
3T |
| 3103 |
O |
25 |
90 |
130 |
close |
| H14 |
5 |
130 |
180 |
1/2T |
| H16 |
4 |
150 |
195 |
1T |
| H18 |
3 |
170 |
- |
3T |
| 8011 |
O |
25 |
85 |
120 |
close |
| H14 |
5 |
125 |
160 |
1/2T |
| H16 |
4 |
150 |
180 |
1T |
| H18 |
3 |
175 |
- |
3T |
| 3103DAQ* |
O |
24 |
90 |
130 |
close |
| 3103SDAQ** |
O |
24 |
90 |
130 |
close |
| H14 |
5 |
130 |
180 |
1/2T |
| 5251 |
O |
16 |
175 |
215 |
close |
|
6082 |
O |
14 |
150 |
175 |
1T |
|
3103 (ovals) |
H14 |
3 |
130 |
180 |
1/2T |
|
** For thickness
2.6 mm and less, elongation values are for guidance
only and not guaranteed. For this purpose bend test
as specified may be carried out. |
| * Grain size of 3103DDAQ
(deep drawn anodising quality) is <= 100 microns |
|
** Grain size of 3103SDAQ
(shall drawn anodising quality) is <= 150 microns |
|
| Chemical composition |
| Alloy (%) |
AA 1050 |
AA 1070 |
AA 1200 |
AA 3003 |
AA 3103 |
AA 8011 |
AA 5251 |
AA 6082 |
| Fe |
0.40 |
0.25 |
1.00 |
0.70 |
0.70 |
0.6
— 1.0 |
0.50 |
0.50 |
| Si |
0.25 |
0.20 |
(Fr
+ Si) |
0.60 |
0.50 |
0.5
— 0.9 |
0.40 |
0.70
— 1.30 |
| Mg |
0.05 |
0.03 |
- |
- |
0.30 |
0.05 |
1.70
— 2.40 |
0.60
— 1.20 |
| Mn |
0.05 |
0.03 |
0.05 |
1.00 — 1.50 |
0.90 — 1.50 |
0.20 |
0.10 — 0.50 |
0.40 — 1.00 |
| Cu |
0.05 |
0.04 |
0.05 |
0.05 — 0.20 |
0.10 |
0.10 |
0.20 |
0.20 |
| Zn |
0.05 |
0.04 |
0.10 |
0.10 |
0.20 |
0.20 |
0.20 |
0.20 |
| Ti |
0.03 |
0.03 |
0.05 |
0.10 (Ti + Zr) |
0.10 (Ti + Zr) |
0.08 |
0.20 |
0.10 |
| Cr |
- |
- |
- |
- |
0.10 |
0.05 |
0.20 |
0.25 |
| Each (others) |
0.03 |
0.03 |
0.05 |
0.05 |
0.05 |
0.05 |
0.10 |
0.05 |
| Total (Others) |
- |
- |
0.125 |
0.15 |
0.15 |
0.15 |
0.20 |
0.15 |
| Al |
99.50 |
99.70 |
99.00 |
Remainder |
Remainder |
Remainder |
Remainder |
Remainder |
|
Single number indicates maximum
content |
|
| Surface quality |
| Free from scratches, pit marks, rolling
bands |
|
| |
|
|
