Sort of steel

International general brand

Round steel

Diameter

GB

JIS

ASTM

DIN

BS

ISO

Alloy Steel

20Mn2-50Mn2

SMn420-SMn443

1320-1345

20Mn5-50Mn7

150M19-160M36

22Mn6-42Mn6

12mm-300mm,

300mm-800mm

15Cr-50Cr

SCr415-445

5115-5150

-

527A17

20Cr4-41Cr4

15CrMo

SCM415

-

15CrMo5

1653

-

20CrMo

35CrMo

SCM435

4137

34CrMo1

-

-

30CrMo

SCM420

4130

25CrMo4

25CrMo4

30CrMoA

SCM430

4130

34CrMo4

34CrMo4

42CrMo

SCM440

4140

42CrMo4

708M40

-

-

F11-91

-

-

-

38CrMoAl

SACM645

-

-

-

41CrAlMo74

50CrV

-

6150

51CrV4

-

-

15-20CrMn

SMnC420

5115-5120

16MnCr5

16MnCr5

GCr15

-

SAE52100

100Cr6

-

-

GCr15SiMn

-

-

100CrMnSi6-4

-

-

20CrMnMo(H)

SCM421(H)

4119

-

-

-

40CrMnMo

SCM440

4142

42CrMo4

708A42

42CrMo4

20-50CrNi

SNC436

3115-3150

40NiCr6

640M40

-

12CrNi2

SNC415

3415

14NiCr10

-

-

20CrNiMo

SNCM220

8620

21NiCrMo2

805M20

20NiCrMo2

34CrNiMo

-

-

34CrNiMo6

-

-

40CrNiMo

SNCM439

4340

36CrNiMo4

816M40

-