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Chemical Composition
ASTM Specification
Specificat-
ion		 Steel
Grade
C %
Si %
Mn %
P %
S %
Cr %
Ni %
Mo %
Ti %
Other
ASTM
A240
S30100
0.15
0.75
2
0.045
0.03
16.00-18.00
6.00-8.00
N:0.10 Max.
S30200
0.15
0.75
2
0.045
0.03
17.00-19.00
8.00-11.00
N:0.10 Max.
S30400
0.08
0.75
2
0.045
0.03
18.00-20.00
8.00-10.50
N:0.10 Max.
S30403
0.03
0.75
2
0.045
0.03
18.00-20.00
8.00-12.00
N:0.10 Max.
S30908
0.08
0.75
2
0.045
0.03
22.00-24.00
12.00-15.00
S31008
0.08
1.50
2
0.045
0.03
24.00-26.00
19.00-22.00
S31600
0.08
0.75
2
0.045
0.03
16.00-18.00
10.00-14.00
2.00-3.00
N:0.10 Max.
S31603
0.03
0.75
2
0.045
0.03
16.00-18.00
10.00-14.00
2.00-3.00
N:0.10 Max.
S31700
0.08
0.75
2
0.045
0.03
18.00-20.00
11.00-15.00
3.00-4.00
N:0.10 Max.
S32100
0.08
0.75
2
0.045
0.03
17.00-19.00
9.00-12.00
5*(C+N)Min
0.70 Max.
N:0.10 Max.
S34700
0.08
0.75
2
0.045
0.03
17.00-19.00
9.00-13.00
Cb:10*C Min.
1.00 Max.
S40910
0.03
1
1
0.045
0.03
10.50-11.70
0.5
Ti:6*C Min.
0.75 Max.
S41000
0.15
1
1
0.040
0.03
11.50-13.50
0.75
S43000
0.12
1
1
0.040
0.03
16.00-18.00
0.75

JIS Specification

Specificat-
ion		 Steel
Grade
C %
Si %
Mn %
P %
S %
Cr %
Ni %
Mo %
Ti %
Other
JIS

G4303
G4304
G4305
G4312
SUS301
0.15
1
2
0.045
0.03
16.00-18.00
6.00-8.00
SUS302
0.15
1
2
0.045
0.03
17.00-19.00
8.00-11.00
SUS304
0.08
1
2
0.045
0.03
18.00-20.00
8.00-10.50
SUS304L
0.03
1
2
0.045
0.03
18.00-20.00
9.00-13.00
Cu:1.00-3.00
SUS304J3
0.08
1
2
0.045
0.03
17.00-19.00
8.00-10.50
SUH309
0.20
1
2
0.040
0.03
22.00-24.00
12.00-15.00
SUS309S
0.08
1
2
0.045
0.03
22.00-24.00
12.00-15.00
SUH310
0.25
1.50
2
0.040
0.03
24.00-26.00
19.00-22.00
SUS310S
0.08
1.50
2
0.045
0.03
24.00-26.00
19.00-22.00
SUS316
0.08
1
2
0.045
0.03
16.00-18.00
10.00-14.00
2.00-3.00
SUS316L
0.03
1
2
0.045
0.03
16.00-18.00
12.00-15.00
2.00-3.00
SUS317
0.08
1
2
0.045
0.03
18.00-20.00
11.00-15.00
3.00-4.00
SUS321
0.08
1
2
0.045
0.03
17.00-19.00
9.00-13.00
5*C Min
SUS347
0.08
1
2
0.045
0.03
17.00-19.00
9.00-13.00
Nb:10*C Min
SUSXM7
0.08
1
2
0.045
0.03
17.00-19.00
8.50-10.50
Cu:3.00-4.00
SUH409
0.08
1
1
0.040
0.03
10.50-11.75
6*C to 0.75
SUH409L
0.03
1
1
0.040
0.03
10.50-11.75
6*C to 0.75
SUS410
0.15
1
1
0.040
0.03
11.50-13.50
SUS420J1
0.16-0.25
1
1
0.040
0.03
12.00-14.00
SUS420J2
0.26-0.40
1
1
0.040
0.03
12.00-14.00
SUS430
0.12
0.75
1
0.040
0.03
16.00-18.00
SUS434
0.12
1
1
0.040
0.03
16.00-18.00
0.75-1.25
  

　 

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