| * Specifications |
|
JIS G 3141 SPCC, SPCD, SPCE |
|
JIS G 3311 (Carbon, Alloy, Tool Steel) |
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ASTM
A 109, ASTM A 366, ASTM A 619, ASTM A 620, |
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BS 1449/1, BSEN 10130-91, BSEN 10131-92 |
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DIN 1624-87, DIN 1623/2-86 |
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ISO 3474-86 (CR 1/2/3/4), ISO 5954-84(CRH 50/60/70) |
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Australia/N.Z. AS1595 NZCC NZCE, CA-2SE/CA55NE |
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* Quality of JIS G 3141 |
| - |
commercial quality
is used for simple bending, forming or drawing, and has a wide range |
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of uses for automotive, home appliances, building
and civil works and base metals for |
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various kinds of prepainted steel products. |
| - |
drawing
quality is used for better than the commercial quality,
it's high formability is used |
|
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for automotive panels, audio-visual equipment
and other heating apparatuses. |
| - |
deep drawing quality
is used for the parts of complicated and severe forming products, |
|
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mainly for the automotive front panels and rear
fenders. |
|
|
| Symbol of
the Quality |
Chemical Composition
(% max.) |
| C |
Mn |
P |
S |
| SPCC |
Commercial Quality |
0.12 |
0.50 |
0.040 |
0.045 |
| SPCD |
Drawing Quality |
0.10 |
0.45 |
0.035 |
0.035 |
| SPCE |
Deep Drawing Quality |
0.08 |
0.40 |
0.030 |
0.030 |
|
* Dimensions |
|
| Thickness(mm) |
Width(mm) |
Length(mm) |
Coil I.D.(mm) |
Coil Weight |
| 0.15 - 3.00 |
30 - 1,830 |
12,500 x C |
420 - 610 |
2 - 20MT |
|
|
* Temper Grade |
|
|
| Temper Grade |
Symbol |
Hardness(HRB) |
Hardness (Hv) |
| As Annealed |
A |
- |
- |
| Standard Temper |
S |
- |
- |
| 1/8 Hard |
8 |
50 - 71 |
95 - 130 |
| 1/4 Hard |
4 |
65 - 80 |
115 - 150 |
| 1/2 Hard |
2 |
74 - 89 |
135 - 185 |
| Full Hard |
1 |
85 min. |
170 min |
|
* Surface Finish |
|
D (Dull Finish) - matt finish produced with
a roll roughened its surface |
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mechanically or chemically |
|
B (Bright Finish) - smooth finish produced with
a roll finish its surface |
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smoothly |
|
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| * Standard Packing |
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Special
care is given to prevent abrasion, rust and scratch during transportation
and |
|
shipment, the procedures are illustrated as
follows. |
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Unit weight is usually 2-5mt for sheet, 4-20mt
for coils upon to the request. |
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