12/20/12
JIS G3101 1995
日本标准
(Properties minima unless stated) Yield Stress Stress 屈服强度 N/mm2
Chemical Composition 化学成份 % maximum 最大 Grade 钢号
SS 330 (SS 34)
Steel Product 钢材产品
Steel plates and sheets, coils, flats and bars
Tensile Strength 抗拉强度 N/mm 2
Thickness 厚度 t (mm)
C
Mn
P
S
t£1 6
1 6
t >40
-
-
0.05
0.05
20 5
19 5
175
330 to 430
Thickne m
S te e l p l a te s a n d sh e e ts, co i l s a n d f l a t s t£5 Steel plates and sheets, coils and flats 5 40 Steel bars t £25 in di ameter, side or distan Steel bars t >25 in di ameter, side or distan
SS 400 (SS 41)
Steel plates and sheets, coils, sections, flats and bars
-
-
0.05
0.05
24 5
23 5
215
400 to 510
S te e l p l a te s a n d sh e e ts, co i l s, fl a t s a n d se t£5 Steel pla tes and sheets, sheets, coils, flats and se 5 40 Steel bars t £25 in di ameter, side or distan Steel bars t >25 in di ameter, side or distan
SS 490 (SS 50)
Steel plates and sheets, coils, sections, flats and bars
-
-
0.05
0.05
28 5
27 5
255
490 to 610
S te e l p l a te s a n d sh e e ts, co i l s, fl a t s a n d se t£5 Steel pla tes and sheets, sheets, coils, flats and se 5 40 Steel bars t £25 in di ameter, side or distan Steel bars t >25 in di ameter, side or distan
SS 540 (SS 55)
Steel plates and sheets, coils, sections, sections, and fl ats 40mm or under in thickness and steel bars 40mm or under in diameter, side length or distance across flats
0.30
1.60
0.04
0.04
40 0
39 0
-
540
S te e l p l a te s a n d sh e e ts, co i l s, fl a t s a n d se t£5 Steel pla tes and sheets, sheets, coils, flats and se 5 25 in di ameter, side or distan
(Properties minima unless stated) Chemical Composition 化学成份 % Grade 钢号
Appli cable Products 有关产品
Thickness 厚度 t mm C
Si
Mn
P
S £16
SM40 0A
S te e l p l a t e , co i l , se ct i o n a n d
t £5 0
0.23
-
2.5xC
min.1)
0.035
0.035
245
12/20/12
JIS G3101 1995 (SM41A)
fl at
SM400B (SM41B)
Steel plate, coil, section and flat
SM400C
Steel plate, coi l and secti on
SM490A (SM50A)
Steel plate, coil, section and flat
SM490B (SM50B)
Steel plate, coil, section and flat
SM490C
Steel plate, coi l and secti on
SM490YA (SM50YA)
50
0.25
-
2.5xC min.1)
0.035
0.035
245
t £50
0.20
0.35
0.60 to 1.40
0.035
0.035
245
50
0.22
0.35
0.60 to 1.40
0.035
0.035
245
t£100
0.18
0.35
1.40
0.035
0.035
245
t £50
0.20
0.55
1.60
0.035
0.035
325
50
0.22
0.55
1.60
0.035
0.035
325
t £50
0.18
0.55
1.60
0.035
0.035
325
50
0.20
0.55
1.60
0.035
0.035
325
t£100
0.18
0.55
1.60
0.035
0.035
325
t£100
0.20
0.55
1.60
0.035
0.035
365
t£100
0.20
0.55
1.60
0.035
0.035
365
Steel plate, coil, section and flat
SM490YB (SM50YB)
SM520B (SM53B)
Steel plate, coil, section and flat
t£100
0.20
0.55
1.60
0.035
0.035
365
SM520C
Steel plate, coi l and secti on
t£100
0.20
0.55
1.60
0.035
0.035
365
SM570
Steel plate, coi l and secti on
t£100
0.18
0.55
1.60
0.035
0.035
460
(Properties minima unless stated) Chemical Composition 化学成份 % (Maximum 最大)
Grade 钢号
SN400A
Thickness 厚度 t mm
6 £t £100 6 £t £50 CSW5) =0.26 50
6 £t £50 CSW5) =0.26 50
6 £t £50
Test Piece No. 测试片号数 1A
1A
4
C
Si
Mn
P
S
£40
40 £t £100
6 £t <12
12 £t <16
= 16
16
40
6 £t <12
12 £t<16
16
40
6 £t£16
16 £
40 < t £100
0.24
-
-
0.05
0.05
-
-
235
235
235
235
215
-
-
-
-
-
17
21
23
0.20
0.3 5
0.6 to 1.4
0.03
0.015
0.36
0.36
235
235 2) to 355
235 2) to 235 to 355 355
215 to 355
-
80 3)
80 3)
80
80
18
22
24
0.22
0.3 5
0.6 to 1.4
0.03
0.015
0.36
0.36
235
235 2) to 355
235 2) to 235 to 355 355
215 to 355
-
80 3)
80 3)
80
80
18
22
24
0.3 5
0.6 to 1.4
0.02
0.008
0.36
0.36
N.A.
N.A.
0.22
0.3 5
0.6 to 1.4
0.02
0.008
0.36
0.36
N.A.
N.A.
0.18
0.55
1.6
0.03
0.015
0.44
0.46
325
0.20
SN400C CSW5) =0.26
Elongation 伸长率 %
Yield Ratio % 屈服率 (Maximum 最大)
Tensile Strength 抗拉强度 N/mm 2
CEV 4)
SN400B CSW5) =0.26
Yield Stress 屈服强度 N/mm 2
Thickness 厚度 1) t mm
Thickness 厚度 t mm
325 2) to
235 2)
to
Thickness 厚度1) t mm
400 to 510
=
16
Thickness 厚度1) t mm
235 to 355
215 to 355
N.A.
N.A.
80 3)
80
80
18
22
24
235 2) to 235 to 355 355
215 to 355
N.A.
N.A.
80 3)
80
80
18
22
24
295 to 415
-
80 3)
80 3)
80
80
17
21
23
355
325 2) to
325 to 445
Charpy Energy J at 0ºC (for t>12 only) 冲击功
-
27 (Test Piece No.4 in rolling direction)
12/20/12
JIS G3101 1995
SN490B
CSW5) =0.29 50
SN490C
CSW5) =0.29 50
Notes :
445 0.20 0.18 0.20
0.55 0.55 0.55
1.6 1.6 1.6
0.03 0.02 0.02
0.015 0.008 0.008
0.44 0.44 0.44
0.46 0.46 0.46
325 N.A. N.A.
445
325 2) to 445
325 2) to 325 to 445 445
295 to 415
N.A.
325 2) to 325 to 445 445
295 to 415
N.A.
325 2) to 325 to 445 445
490 to 610
295 to 415
-
80 3)
80 3)
80
80
17
21
23
N.A.
N.A.
80 3)
80
80
17
21
23
N.A.
80 3)
80
80
17
21
23
N.A.
1), 2), 3), 4), 5) references shall be made to JIS Handbook, Ferrous Materials & Metall urgy II, 1998
(Properties minima unless stated) Chemical Composition 化学成份 % Grade 钢号
Thickness t 厚度 mm
Quality 品质
C
Mn
P
S
Tensile Strength 1) 抗拉强度 N/mm2
maximum 最大
Elonga 1.2 £t<1.6
1.6 £t <2.0
2.0 £t<2.5
SPHC
Commerci al
1.2 £t£14
0.15
0.60
0.050
0.050
270
27
29
29
SPHD
Drawing
1.2 £t£14
0.10
0.50
0.040
0.040
270
30
32
33
SPHE
Deep Drawi ng
1.2 £t £6
0.10
0.50
0.03
0.035
270
31
33
35
Notes:
1)
The values specified for tensile strength, elongation and bendabil ity shall not be appli ed to irregular portions of both ends of the steel coil.
(Properties minima unless stated)
Grade 钢号
Elongation 伸长率 % (minimum 最小)
Tensile 2) Strength 抗拉强度 (min.最小)
Tensile Test Piece 抗拉测试片
thickness 厚度 t (mm)
N/mm 2 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
SPCC
(270)1)
(32)1)
(34)1)
(36) 1)
(37) 1)
(38)1)
(39) 1)
SPCD
270
34
36
38
39
40
41 No.5 in rolling direction
SPCE 3)
270
36
38
40
41
Notes :
1) 2) 3)
The tensile test value is not applicable to SPPC. When (SPCCT) is specified, values in parentheses shall be applied. For those less than 0.60mm in thi ckness, the tensile test is omit ted. When the steel sheet and coil of standard tempered grade in quali ty SPCE are specified non-aging property (SPCEN), this shall be guaranteed for 6 months after shipment from the manufacturer's factory.
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