1 KSD 3503-2008
2 KSD 3752-2007
3 KSD 3752-2007
1 Material Designation
2 Chemical Composition (%)
Fe C   Si Mn P  
S   Cr Ni Cu As
N   B   Al Mo W  
Ti Sn V   Pb Nb
Zr Se Ce Co Mg
Zn Ga Be
3 According to the filter element
Fe C  Si Mn P  S  Cr Ni Cu
As N  B  Al Mo W  Ti Sn V 
Pb Nb Zr Se Ce Co Mg Zn Ga
Be
S9CK
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.07 ~ 0.12 0.1 ~ 0.35 0.3 ~ 0.6 0 ~ 0.025 0 ~ 0.025 0 ~ 0.2 0 ~ 0.2 0 ~ 0.25
Cross Reference Table
GB
08F
-
U 20080
ISO
C10
JIS
S09CK
KS
S9CK
DIN
1.0301
ASTM
1008
ASTM
G10080
SM10C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.08 ~ 0.13 0.15 ~ 0.35 0.3 ~ 0.6 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.25
Cross Reference Table
GB
08
GB
U 20082
ISO
C10
JIS
S10C
KS
SM10C
DIN
1.0301
ASTM
1008
ASTM
G10080
SM15C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.13 ~ 0.18 0.15 ~ 0.35 0.3 ~ 0.6 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
15
GB
U 20152
ISO
C15E4
JIS
S15C
KS
SM15C
DIN
C15
DIN
1.0401
ASTM
1015
ASTM
G10150
SM15CK
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.13 ~ 0.18 0.15 ~ 0.35 0.3 ~ 0.6 0 ~ 0.025 0 ~ 0.025 0 ~ 0.2 0 ~ 0.2 0 ~ 0.25
Cross Reference Table
GB
15F
GB
U 20150
ISO
C15E4
JIS
S15CK
KS
SM15CK
DIN
C15E
DIN
1.1141
ASTM
1015
ASTM
G10150
SM20C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.18 ~ 0.23 0.15 ~ 0.3 0.3 ~ 0.6 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
20
-
U 20202
ISO
C20E4
JIS
S20C
KS
SM20C
DIN
C22E
DIN
1.1151
ASTM
1020
ASTM
G10200
SM25C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.22 ~ 0.28 0.15 ~ 0.35 0.3 ~ 0.6 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
25
GB
U 20252
ISO
C25E4
JIS
S25C
KS
SM25C
DIN
C25E
DIN
1.1158
ASTM
1025
ASTM
G10250
SM30C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.27 ~ 0.33 0.15 ~ 0.35 0.6 ~ 0.9 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
30
GB
U 20302
ISO
C30E4
JIS
S30C
KS
SM30C
DIN
C30E
DIN
1.1178
ASTM
1030
ASTM
G10300
SM35C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.32 ~ 0.38 0.15 ~ 0.35 0.6 ~ 0.9 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.25
Cross Reference Table
GB
35
GB
U 20352
ISO
C35E4
JIS
S35C
KS
SM35C
DIN
C35
DIN
1.1181
ASTM
1035
ASTM
G10350
SM40C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.37 ~ 0.43 0.15 ~ 0.35 0.6 ~ 0.9 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
40
GB
U 20402
ISO
C40E4
JIS
S40C
KS
SM40C
DIN
C40E
DIN
1.1186
ASTM
1040
ASTM
G10400
SM45C
Selected standard: KSD 3752-2007
C Si Mn P S Cr Ni Cu
0.42 ~ 0.48 0.15 ~ 0.35 0.6 ~ 0.9 0 ~ 0.03 0 ~ 0.035 0 ~ 0.2 0 ~ 0.2 0 ~ 0.3
Cross Reference Table
GB
45
GB
U 20452
ISO
C45E4
JIS
S45C
KS
SM45C
DIN
C45E
DIN
1.1191
ASTM
1045
ASTM
G10450
SS400
Selected standard: JISG 3101-2011
P S
0 ~ 0.05 0 ~ 0.05
Selected standard: KSD 3503-2008
P S
0 ~ 0.05 0 ~ 0.05
Cross Reference Table
GB
Q235A
ISO
E235A
ISO
Fe 360A
JIS
SS400
JIS
SS41
EN
S235JR
-
St37-2
-
1.0037
ASTM
1020
ASTM
G10200
SS41
Selected standard: JISG 3101-2011
P S
0 ~ 0.05 0 ~ 0.05
Selected standard: KSD 3503-2008
P S
0 ~ 0.05 0 ~ 0.05
Cross Reference Table
GB
Q235A
ISO
E235A
ISO
Fe 360A
JIS
SS400
JIS
SS41
EN
S235JR
-
St37-2
-
1.0037
ASTM
1020
ASTM
G10200