|
|
 |
|
Standard
|
Alloy
|
Temper
|
Tensile strength
(mpa)
|
Elongation
(%)
|
Grain size
(mm)
|
|
GB / T17791
|
T2
|
Y
|
≥275
|
--
|
--
|
|
Y2
|
245～325
|
--
|
--
|
|
M
|
≥205
|
≥40
|
0.025～0.060
|
|
M2
|
≥205
|
≥40
|
≤0.040
|
|
Tp2
|
Y
|
≥315
|
--
|
--
|
|
Y2
|
245～325
|
--
|
--
|
|
M
|
≥205
|
≥40
|
0.025～0.060
|
|
M2
|
≥205
|
≥40
|
≤0.040
|
|
BS EN 12735-1
|
C106
|
R220
|
≥220
|
≥40
|
--
|
|
R250
|
≥250
|
≥30
|
--
|
|
R290
|
≥290
|
≥3
|
--
|
|
JIS H3300
|
C1020
|
O
|
≥205
|
≥40
|
0.025～0.060
|
|
OL
|
≥205
|
≥40
|
≤0.040
|
|
1/2H
|
245～325
|
--
|
--
|
|
H
|
≥315
|
--
|
--
|
|
C1100
|
O
|
≥205
|
≥40
|
--
|
|
1/2H
|
245～325
|
--
|
--
|
|
H
|
≥275
|
--
|
--
|
|
JIS H3300
|
C1201
C1220
|
O
|
≥205
|
≥40
|
0.025～0.060
|
|
OL
|
≥205
|
≥40
|
≤0.040
|
|
1/2H
|
245～325
|
--
|
--
|
|
H
|
≥315
|
--
|
--
|
|
ASTM B280
|
C12200
|
O60
|
≥205
|
≥40
|
0.035
|
|
H58
|
≥250
|
--
|
--
|
|
ASTM B68
|
C10200
C12000
C12200
|
O50
|
≥210
|
≥40
|
0.015～0.040
|
|
O60
|
≥0.040
|
|
ASTM B75
|
C10100
C10200
C12000
C12200
|
H55
|
250～325
|
--
|
--
|
|
H58
|
≥250
|
--
|
--
|
|
H80
|
≥310
|
--
|
--
|
|
O60
|
≥205
|
--
|
≥0.040
|
|
O50
|
≥205
|
--
|
≤0.040
|
|
ASTM B743
|
C10200
C12000
C12200
|
H58
|
≥250
|
--
|
--
|
|
O60
|
≥205
|
≥40
|
≥0.040
|
|
O50
|
≥205
|
≥40
|
≤0.040
|
also can be according to other standards and customer´s requirements. |
|
 |
|
