Steel bars:

Carbon steel for general use
Heat treatable quality carbon steel
Tool carbon steel
Case hardening steel
Heat treatable steel
Spring steel
Alloy tool steel for cold work
Alloy tool steel for hot work
High speed tool steel
Stainless and refractory stainless steel

  Hot rolled flat steel bars



HEAT TREATABLE STEEL

Grade correspondents
EN
10083		 Werkstoff
No.		 DIN
17200		 STAS
791
11500		 AFNOR
NFA 35-552
NFA 35-551		 B.S.
970		 JIS
G4051
G4052
G4104
G4105
G4801		 GOST
4543		 ASTM/
AISI
SAE
28 Mn 6 1.1170 28 Mn 6 - - 150M19 - - -
41 Cr 4 1.7035 41 Cr 4 40Cr10X 42 C4 530M40 SCr440H 40H 5140,5140H
41 CrS 4 1.7039 41 CrS 4 40Cr10XS 42 C4u - - - -
25 CrMo 4 1.7218 25 CrMo 4 26MoCr11X 25 CD4 708M25 SCM420 20HM
30HM		 4130
25CrMoS 4 1.7213 25 CrMoS 4 26MoCr11XS 25 CD4u - - - -
34 CrMo 4 1.7220 34 CrMo 4 34MoCr11X 34 CD 4 708M32 SCM432 35HM 4135,4137
34 CrMoS 4 1.7226 34 CrMoS 4 34MoCr11XS 34 CD4u - - - -
42 CrMo 4 1.7225 42 CrMo 4 42MoCr11X 42 CD4 708M40 SCM440 38HM 4140,4142
42 CrMoS 4 1.7227 42 CrMoS 4 42MoCr11XS 42 CD4u - - - -
50 CrMo 4 1.7228 50 CrMo 4 - - 708M50 - - -
36 CrNiMo 4 1.6511 36 CrNiMo 4 - - 617M37 - - -
34 CrNiMo 6 1.6582 34 CrNiMo 6 34MoCrNi16 - 817M40 SNCM447 38H2N2MA -
30 CrNiMo 8 1.6580 30 CrNiMo 8 30MoCrNi20 30 CD6 832M30 SNCM431 - -
36 Cr
NiMo 16 		- - - 35 NCD6 835M30 - - -
50 CrV 4 1.8159 50 CrV 4 51VMnCr11 50 CV4 735M51 SUP10 50HGFA 6145,6150

Chemical composition
MARCA C Si
MAX		 Mn P
MAX		 S Cr Mo Ni V
28 Mn 6 0.25 0.32 0.40 1.30 1.65 0.035 <=0.035 <=0.40 <=0.10 <=0.40 -
46 Cr 2 0.42 0.50 0.40 0.50 0.80 0.035 <=0.035 0.40 0.60 - - -
41 Cr 4 0.38 0.45 0.40 0.60 0.90 0.035 0.035 0.90 1.20 - - -
41 CrS 4 0.38 0.45 0.40 0.60 0.90 0.035 0.020 0.040 0.90 1.20 - - -
25 CrMo 4 0.22 0.29 0.40 0.60 0.90 0.035 0.035 0.90 1.20 0.15 0.30 - -
25 CrMoS 4 0.22 0.29 0.40 0.60 0.90 0.035 0.020 0.040 0.90 1.20 0.15 0.30 - -
34 CrMo 4 0.30 0.37 0.40 0.60 0.90 0.035 0.035 0.90 1.20 0.15 0.30 - -
34 CrMoS 4 0.30 0.37 0.40 0.60 0.90 0.035 0.020 0.040 0.90 1.20 0.15 0.30 - -
42 CrMo 4 0.38 0.45 0.40 0.60 0.90 0.035 0.035 0.90 1.20 0.15 0.30 - -
42 CrMoS 4 0.38 0.45 0.40 0.60 0.90 0.035 0.020 0.040 0.90 1.20 0.15 0.30 - -
50 CrMo 4 0.46 0.54 0.40 0.50 0.80 0.035 <=0.035 0.90 1.20 0.15 0.30 - -
36 CrNiMo 4 0.32 0.40 0.40 0.50 0.80 0.035 <=0.035 0.90 1.20 0.15 0.30 0.90 1.20 -
34 CrNiMo 6 0.30 0.38 0.40 0.40 0.70 0.035 0.035 1.40 1.70 0.15 0.30 1.40 1.70 -
30 CrNiMo 8 0.26 0.34 0.40 0.30 0.60 0.035 0.035 1.80 2.20 0.30 0.50 1.80 2.20 -
36 CrNiMo 16 0.32 0.39 0.40 0.30 0.60 0.035 <=0.035 1.60 2.00 0.25 0.45 3.60 4.10 -
50CrV 4 0.47 0.55 0.40 0.70 1.10 0.035 0.035 0.90 1.20 - - 0.10 0.25