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鋼組

序

號(hào)

統(tǒng)一數(shù)

字代號(hào)

牌  號(hào)

化學(xué)成分(質(zhì)量分?jǐn)?shù))(％)

C

Si

Mn

Cr

Mo

Ni

B

V

其他

22

A73402

40MnVB

0.37-0.44

0.17-0.37

1.10-1.40

0.0005-0.0035

0.05-0.10

MnTiB

23

A74202

20MnTiB

0.17-0.24

0.17-0.37

1.30-1.60

0.0005-0.0035

Ti0.04-0.10

24

A74252

25MnTiBRE

0.22-0.28

0.2Q-0.45

1.30-1.60

0.0005-0.0035

Ti0.04-0.10

Cr

25

A20152

15Cr

0.12-0.18

0.17-0.37

0.40-0.70

0.70-1.00

26

A20153

15CrA

0.12-0.17

0.17-0.37

0.40-0.70

0.70-1.00

27

A20202

20Cr

0.18-0.24

0.17-0.37

0.50-0.80

0.70-1.00

28

A20302

30Cr

0.27-0.34

0.17-0.37

0.50-0.80

0.80-1.10

Cr

29

35Cr

0.32-0.39

0.17-0.37

0.50-0.80

0.80-1.10

30

A20402

40Cr

0.37-0.44

0.17-0.37

0.50-0.80

0.80-1.10

3l

A20452

45Cr

0.42-0.49

0.17-0.37

0.50-0.80

0.80-1.10

32

A20502

50Cr

0.47-0.54

0.17-0.37

0.50-0.80

0.80-1.10

CrSi

33

A21382

38Crsi

0.35-0.43

1.00-1.30

0.30-0.60

1.30-1.60

QlMo

34

A30122

12CrMo

0.08-0.15

0.17-0.37

0.40-0.70

0.40-0.70

0.40-0.55

35

A30152

15CrMo

0.12-0.18

0.17-0.37

0.40-0.70

0.80-1.10

0.40-0.55

36

A30202

20CrMo

0.17-0.24

0.17-0.37

0.40-0.70

0.80-1.10

0.15-0.25

QlMo

37

A30302

30CrMo

0.26-0.34

0.17-0.37

0.40-0.70

0.80-1.10

0.15-0.25

38

A30303

30CrMoA

0.26-0.33

0.17-0.37

0.40-0.70

0.80-1.10

0.15-0.25

39

A30352

35CrMo

0.32-0.40

0.17 -0.37

0.40-0.70

0.80-1.10

0.15-0.25

40

A30422

42CrMo

0.38-0.45

0.17-0.37

0.50-0.80

0.90-1.20

0.15-0.25

QMoV

41

A31122

12CrMoV

0.08-0.15

0.17-0.37

0.40-0.70

0.30-0.60

0.25-0.35

0.15-0.30

42

A31352

35CrMoV

0.30-0.38

0.17-0.37

0.40-0.70

1.00-1.30

0.20-0.30

0.10-0.20

43

A31132

12CrlMoV

0.08-0.15

0.17-0.37

0.40-0.70

.0.90-1.20

0.25-0.35

0.15-0.30

44

A31253

25Cr2MoVA

0.22-0.29

0.17-0.37

0.40-0.70

1.50-1.80

0.25-0.35

0.15-0.30

45

A31263

25CrMolVA

0.22-0.29

0.17-0.37

0.50-0.80

2.10-2.50

0.90-1.10

0.30-0.50

CrMoAL

46

A33382

38CrMoAl

0.35-0.42

0.20-0.45

0.30-0.60

1.35-1.65

0.15-0.25

Al0.70-1.10

CrV

47

A23402

40CrV

0.37-0.44

0.17-0.37

0.50-0.80

0.80-1.10

0.10-0.20

48

A23503

50CrVA

0.47-0.54

0.17-0.37

0.50-0.80

0.80-1.10

0.10-0.20

CrMn

49

A22152

15CrMn

0.12-0.18

0.17-0.37

1.10-1.40

0.40-0.70

50

A22202

20CrMn

0.17-0.23

0.17-0.37

0.90-1.20

0.90-1.20

51

A22402

4CrMn

0.37-0.45

0.17-0.37

0.90-1.20

0.90-1.20

CrMnSi

52

A24202

20CrMnSi

0.17-0.23

0.90-1.20

0.80-1.10

0.80-1.10

53

A24252

25CrMnSi

0.22-0.28

0.90-1.20

0.80-1.10

0.80-1.10

CrMnSi

54

A24302

30CrMnSi

0.27-0.34

0.90-1.20

0.80-1.10

0.80-1.10

55

A24303

30CrMnSiA

0.28-0.34

0.90-1.20

0.80-1.10

0.80-1.10

56

A24353

350MnSiA

0.32-0.39

1.10-1.40

0.80-1.10

1.10-1.40

CrMnMo

57

A34202

20CrMnMo

0.17-0.23

0.17-0.37

0.90-1.20

1.10-1.40

0.20-0.30

58

A34402

40CrMnMo

0.37-0.45