|
|
International Grade |
National |
Standard No |
Grade |
Chemical Composition |
ML35 |
CHINA |
GB/T6478
2001 |
ML35 |
C0.32～0.39,Si≤0.2,Mn0.30～0.60,
P≤0.035,S≤0.035 |
U.S.A |
ASTM A29M
1993a |
1034 |
C0.32～0.38,Si≤0.10,Mn0.50～0.80,
P≤0.040,S≤0.050 |
JAPAN |
JIS G3507
1991 |
SWRCH35K |
C0.32～0.38,Si0.10～0.35,Mn0.60～0.90,
P≤0.030,S≤0.035 |
SWRCH38K |
C0.35～0.41,Si0.10～0.35,Mn0.60～0.90,
P≤0.030,S≤0.035 |
ML30CrMo |
CHINA |
GB/T6478
2001 |
ML30CrMo |
C0.26～0.34,Si≤0.30,Mn0.60～0.90,P≤0.035,
S≤0.035,Cr 0.80≤1.10,Mo 0.15～0.25 |
U.S.A |
ASTM A29M
1993a |
4135 |
C0.33～0.38,Si≤0.10,Mn 0.70～0.90,P≤0.035,S～0.40,
Cr 0.80～ 1.10,Mo 0.15～0.25 |
ML35CrMo |
CHINA |
GB/T6478
2001 |
ML35CrMo |
C0.32～0.40,Si≤0.30,Mn 0.60～0.90,P≤0.035,S≤0.035,
Cr 0.80～1.10,Mo 0.15～0.25 |
U.S.A |
ASTM A29M
1993a |
4135 |
C0.33～0.38,Si≤0.10,Mn 0.70～0.90,P≤0.035,S≤0.40,Cr 0.80～1.10,Mo 0.15～0.25 |
International Grade
|
National |
Standard No |
Grade |
Chemical Composition |
ML42CrMo |
CHINA |
GB/T6478
1986
|
ML42CrMo |
C0.38～0.45,Si≤0.30,Mn 0.60～0.90,
P≤0.035,S≤0.035,Cr0.90～1.20,Mo0.15～0.25 |
U.S.A |
ASTM A29M
1993a
|
4140 |
C0.38～0.43,Si 0.15～0.35,Mn0.75～1.00,P≤0.035,
S≤0.040,Cr0.80～1.10,Mo0.15～0.25 |
ASTM A320M
1994a
|
L7 |
C0.38～0.48,Si0.15～0.35,Mn0.75～1.00,P≤0.035,
S≤0.040,Cr0.80～1.10,Mo0.15～0.25 |
L7M |
L70 |
ML08AL |
CHINA |
GB/T6478
2001
|
ML08AL |
C0.05～0.10,Si≤0.10,Mn0.30～0.60,P≤0.035,S≤0.35,Alt>0.020
|
U.S.A |
ASTM A29M
1993a
|
1010 |
C0.08～0.13,Si≤0.10,Mn0.30～0.60,
P≤0.040,S≤0.050 |
JAPAN |
JIS G3507
1991
|
SWRH8R
|
C≤0.10,Mn≤0.60,P≤0.040,S≤0.040 |
SWRCH10R |
C0.08～0.13,Mn0.3～0.6,P≤0.040,S≤0.040 |
|
|
|
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