| [Steel product]
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Cold rolled steel strip Mechanical properties |
It reaches in tensile
strength,
elongation, and hardness, and bends. |
|
A JIS G3141 cold-rolling
steel plate and the refining of Cold rolled steel strip are as follows.
However, ( ) Since an inner value is shown as a reference value,
it is wished to reference. |
|
Temper
|
Mechanical
propertie
|
Tensile
strength
N/mm 2
|
Elongation %
|
Hardness
|
Bending Test
|
|
Designation and
|
0.25
t
|
0.25
t < 0.25
|
0.25
t < 0.40
|
0.40
t < 0.60
|
0.60
t < 1.0
|
1.0
t < 1.6
|
1.6
t < 2.5
|
2.5
t
|
HV
|
HRB
|
Bending
angle
|
Inside
radius
|
|
Temper symbol
|
|
Commercial
guality
|
SPCC-S
|
( 270)
|
(30)
|
(32)
|
(34)
|
(36)
|
(37)
|
(38)
|
(39)
|
115
|
65
|
180 °C
|
Tight
bending
|
115
|
65
|
|
Drawing
guality
|
SPCD-S
|
270
|
32
|
34
|
36
|
38
|
39
|
40
|
41
|
115
|
65
|
180 °C
|
Adhesion
|
115
|
65
|
|
Deep
drawing
guality
|
SPCE-S
|
270
|
35
|
36
|
38
|
40
|
41
|
42
|
43
|
115
|
65
|
180 °C
|
Adhesion
|
110
|
62
|
|
1/8 hard
|
SPCC-8
|
290 ~ 410
|
(25)
|
95 ~ 130
|
50 ~ 71
|
180 °C
|
Adhesion
|
|
1/4 hard
|
SPCC-4
|
370 ~ 490
|
(10)
|
115 ~ 150
|
65 ~ 80
|
180 °C
|
0.5
times the
thickness
|
|
1/2 hard
|
SPCC-2
|
440 ~ 590
|
-
|
135 ~ 185
|
74 ~ 89
|
180 °C
|
1.0
times the
thickness
|
|
Hard
|
SPCC-1
|
550
|
-
|
170
|
85
|
-
|
-
|
|
|
25t Tensile strength examination machine |
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