Chinese and Foreign Countries Steel Grades Table
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Item |
China |
Japan |
Germany |
United States |
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|
GB,YB |
JIS |
DIN(W-Nr.) |
ASTM |
AISI |
SAE |
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09Mn2 |
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(1) Manganese steel |
10Mn2 |
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1513 |
|
1513 |
|
15Mn2 |
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20Mn2 |
SMn420 |
|
1024 |
1024 |
1524 |
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|
30Mn2 |
SMn433(SMn1) |
28Mn6 (1.5065) |
1330 |
1330 |
1330 |
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|
35Mn2 |
SMn438(SMn2) |
36Mn5 (1.5067) |
1335 |
1335 |
1335 |
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|
40Mn2 |
Smn443 (SMn3) |
|
1340 |
1340 |
1340 |
|
|
45Mn2 |
Smn443 (SMn3) |
|
1345 |
1345 |
1345 |
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|
50Mn2 |
|
|
1052 |
1052 |
1552(-1052) |
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(2) Si-Mn steel |
27SiMn |
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35SiMn |
|
37MnSi5 (1.5122) |
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42SiMn |
|
46MnSi4 (1.5121) |
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15MnV |
|
15MnV5 (1.5213) |
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(3) Manganese vanadium steel |
42Mn2V |
|
42MnVT (1.5223) |
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(4)铬钢组 Chromium steel |
15Cr |
SCr41（SCr21） |
|
5115 |
|
5115 |
|
20Cr |
SCr240（SCr22） |
|
5120 |
5120 |
5120 |
|
|
30Cr |
SCr430（SCr2 ） |
|
51,305,132 |
51,305,132 |
51,305,132 |
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|
35Cr |
SCr435（SCr3 ） |
34Cr4 (1.7033) |
5135 |
5135 |
5135 |
|
|
40Cr |
SCr440（SCr4） |
41Cr4 (1.7035) |
5140 |
5140 |
5140 |
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|
45Cr |
SCr445（SCr5） |
|
51,475,145 |
51,475,145 |
51,475,145 |
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|
50Cr |
|
|
5150 |
5150 |
5150 |
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(5) Chromium silicon steel |
38CrSi |
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40CrSi |
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(6) Cr-Mo |
38CrMn |
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15CrMn |
|
20MnCr4 (1.7147) |
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40CrMn |
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20CrMnSi |
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(7) Chromium manganese silicon steel |
25CrMnSi |
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30CrMnSi |
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35CrMnSi |
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(8) Chrome vanadium steel |
20CrV |
|
22CrV4 (1.7513) |
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40CrV |
|
42CrV6 (1.7561) |
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50CrV |
SUF10 |
50CrV4 (1.8159) |
6150 |
6150 |
6150 |
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(9) Chromium manganese titanium steel |
30CrMnTi |
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(10) Molybdenum steel |
16Mo |
|
15Mo3N (1.5415) |
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(11) Chrome-molybdenum steel |
12CrMo |
|
13CrMo44 (1.7335) |
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15CrMo |
SCM415 (SCM21) |
16CrMo44 (1.7337) |
A387Cr |
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20CrMo |
SCM420 (SCM22) |
25CrMo4 |
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|
30CrMo |
SCM430 (SCM2) |
34CrMo4 (1.7220) |
4130 |
4130 |
4130 |
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|
35CrMo |
SCM435 (SCM3) |
34CrMo4 (1.7220) |
4135 |
4135 |
4135 |
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|
42CrMo |
SCM440 (SCM4) |
42CrMo4 (1.7225) |
4140 |
4140 |
4140 |
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|
SCM421 (SCM23) |
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|
SCM418 |
|
4118 |
4118 |
4118 |
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SCM445 (SCM5) |
50CrMo4 (1.7228) |
4145 |
4145 |
4145 |
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SCM822 (SCM24) |
25CrMo4(1.7218) |
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|
38CrMoAl |
SACM645 (SACM1) |
34CrAlMo5(1.8507) |
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(12) Chromium manganese steel |
15CrMnMo |
|
15CrMo5 (1.7262) |
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20CrMnMo |
|
20CrMo5 (1.7264) |
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|
40CrMnMo |
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|
4140 |
4140 |
4140 |
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(13) Chromium manganese vanadium steel |
12CrMoV |
|
24CrMoV55 |
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12Cr1MoV |
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24CrMoV |
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35CrMoV |
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12CrNi2 |
SNC415 (SNC21) |
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(14) 铬钼钢组 Chrome-molybdenum steel |
12CrNi3A |
SNC815 |
14NiCr10 |
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|
-3415 |
|
(SNC22) |
||||||
|
12Cr2Ni4A |
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(E3310), |
(3310), |
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(E3316) |
3316 |
|||||
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20CrNi |
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|
-3120 |
-3120 |
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20CrNi3A |
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20Cr2Ni4A |
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|
-3325 |
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30CrNi3A |
SNC631 (SNC2) |
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|
-3435 |
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37CrNi3A |
SNC836 (SNC3) |
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|
-3335 |
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40CrNi |
SNC236 (SNC1) |
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|
-3140 |
-3140 |
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45CrNi |
|
|
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(A3145) |
-3145 |
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(15) Nickel-chromium-molybdenum steel |
40CrNiMoA |
SNCM439 (SNCM8) |
|
4340 |
4340, -4337 |
43,404,337 |
|
|
SNCM220 (SNCM21) |
|
8620 |
8620 |
8620 |
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SNCM240 (SNCM6) |
|
8640 |
8640 |
8640 |
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SNCM415 (SNCM22) |
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|
4315 |
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SNCM420 (SNCM23) |
|
4320 |
4320 |
4320 |
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SNCM431 (SNCM1) |
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|
-4337 |
-4337 |
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SNCM447 (SNCM9) |
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|
4347 |
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SNCM625 (SNCM2) |
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SNCM815 (SNCM25) |
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(16) Boron steel |
40B |
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|
TS14B35 |
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|
40B |
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50B36H |
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40MnB |
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TS14B35H |
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40MnB |
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TS14B50H |
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