GERMAN SPECIFICATIONS - DIN SERIES

DIN 17200 (1969) QUENCHED AND TEMPERED STEELS

QUALITY STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
C22 1.0402 0.18/0.25 0.30/0.60 0.045 max 0.045 max 0.15/0.35 - - - - -
C35 1.0501 0.32/0.39 0.50/0.80 0.045 max 0.045 max 0.15/0.35 - - - - -
C45 1.0503 0.42/0.50 0.50/0.80 0.045 max 0.045 max 0.15/0.35 - - - - -
C55 1.0535 0.52/0.60 0.60/0.90 0.045 max 0.045 max 0.15/0.35 - - - - -
C60 1.0601 0.57/0.65 0.60/0.90 0.045 max 0.045 max 0.15/0.35 - - - - -

HIGH GRADE STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
Ck22 1.1151 0.18/0.25 0.30/0.60 0.035 max 0.035 max 0.15/0.35 - - - - -
Ck35 1.1181 0.32/0.39 0.50/0.80 0.035 max 0.035 max 0.15/0.35 - - - - -
Ck45 1.1191 0.42/0.50 0.50/0.80 0.035 max 0.035 max 0.15/0.35 - - - - -
Ck55 1.1203 0.52/0.60 0.60/0.90 0.035 max 0.035 max 0.15/0.35 - - - - -
Ck60 1.1221 0.57/0.65 0.60/0.90 0.035 max 0.035 max 0.15/0.35 - - - - -
40Mn4 1.5038 0.36/0.44 0.80/1.10 0.035 max 0.035 max 0.25/0.50 - - - - -
28Mn6 1.5065 0.25/0.32 1.30/1.65 0.035 max 0.035 max 0.15/0.40 - - - - -
38Cr2 1.7003 0.34/0.41 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.42/0.60 - - - -
46Cr2 1.7006 0.42/0.50 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.42/0.60 - - - -
34Cr4 1.7033 0.30/0.37 0.60/0.90 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - - -
37Cr4 1.7034 0.34/0.41 0.60/0.90 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - - -
41Cr4 1.7035 0.38/0.45 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - - -
25CrMo4 1.7218 0.22/0.29 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
34Crmo4 1.7220 0.30/0.37 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
42CrMo4 1.7225 0.38/0.45 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
50CrMo4 1.7228 0.46/0.54 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
32CrMo12 1.7361 0.28/0.35 0.40/0.70 0.035 max 0.035 max 0.15/0.40 2.80/3.30 0.30 max 0.30/0.50 - -
36CrNiMo4 1.6511 0.32/0.40 0.50/0.80 0.035 max 0.035 max 0.15/0.40 0.90/1.20 0.90/1.20 0.15/0.30 - -
34CrNiMo6 1.6582 0.30/0.38 0.40/0.70 0.035 max 0.035 max 0.15/0.40 1.40/1.70 1.40/1.70 0.15/0.30 - -
30CrNiMo8 1.658 0.26/0.33 0.30/0.60 0.035 max 0.035 max 0.15/0.40 1.80/2.20 1.80/2.20 0.30/0.50 - -
50Crv4 1.8159 0.47/0.55 0.70/1.10 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - 0.10/0.20 -
30CrMoV9 1.7707 0.26/0.34 0.40/0.70 0.035 max 0.035 max 0.15/0.40 2.30/2.70 - 0.15/0.25 0.10/0.20 -
DIN 17200 (1969) QUENCHED AND TEMPERED STEELS

HIGH GRADE STEELS WITH GUARANTEED SPREAD OF SULPHUR CONTENT

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
Cm 35 1.1180 0.32/0.39 0.50/0.80 0.020/0.035 0.035 0.15/0.35 - - - - -
Cm 45 1.1201 0.42/0.50 0.50/0.80 0.020/0.035 0.035 0.15/0.35 - - - - -
Cm 55 1.1209 0.52/0.60 0.60/0.90 0.020/0.035 0.035 0.15/0.35 - - - - -
Cm 60 1.1223 0.57/0.65 0.60/0.90 0.020/0.035 0.035 0.15/0.35 - - - - -
34CrS 4 1.7037 0.30/0.37 0.60/0.90 0.020/0.035 0.035 0.15/0.40 0.90/1.20 - - - -
37CrS 4 1.7038 0.34/0.41 0.60/0.90 0.020/0.035 0.035 0.15/0.40 0.90/1.20 - - - -
41CrS 4 1.7039 0.38/0.45 0.50/0.80 0.020/0.035 0.035 0.15/0.40 0.90/1.20 - - - -
34CrMoS 4 1.7226 0.30/0.37 0.50/0.80 0.020/0.035 0.035 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
42CrMoS 4 1.7227 0.38/0.45 0.50/0.80 0.020/0.035 0.035 0.15/0.40 0.90/1.20 - 0.15/0.30 - -
DIN 17210 (1969) CASE HARDENING STEELS

QUALITY STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
C10 1.0301 0.070/0.13 0.30/0.60 0.045 max 0.045 max 0.15/0.35 - - - - - -
C15 1.0401 0.12/0.18 0.30/0.60 0.045 max 0.045 max 0.15/0.35 - - - - - -

HIGH GRADE STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
CK10 1.1121 0.070/0.13 0.30/0.60 0.035 max 0.035 max 0.15/0.35 - - - - - -
CK15 1.1141 0.12/0.18 0.30/0.60 0.035 max 0.035 max 0.15/0.35 - - - - - -
15Cr3 1.7015 0.12/0.18 0.40/0.60 0.035 max 0.035 max 0.15/0.40 0.40/0.70 - - - - -
16MnCr5 1.7131 0.14/0.19 1.00/1.30 0.035 max 0.035 max 0.15/0.40 0.80/1.10 - - - - -
20MnCr5 1.7147 0.17/0.22 1.10/1.40 0.035 max 0.035 max 0.15/0.40 1.00/1.30 - - - - -
20MoCr4 1.7321 0.17/0.22 0.60/0.90 0.035 max 0.035 max 0.15/0.40 0.30/0.50 - 0.40/0.50 - - -
25MoCr4 1.7325 0.23/0.29 0.60/0.90 0.035 max 0.035 max 0.15/0.40 0.40/0.60 - 0.40/0.50 - - -
15CrNi6 1.5919 0.12/0.17 0.40/0.60 0.035 max 0.035 max 0.15/0.40 1.40/1.70 1.40/1.70 - - - -
18CrNi8 1.5920 0.15/0.20 0.40/0.60 0.035 max 0.035 max 0.15/0.40 1.80/2.10 1.80/2.10 - - - -
17CrNiMo6 1.6587 0.14/0.19 0.40/0.60 0.035 max 0.035 max 0.15/0.40 1.50/1.80 1.40/1.70 0.25/0.35 - - -

HIGH GRADE STEELS WITH GUARANTEED SPREAD OF SULPHUR CONTENT

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B
Cm15 1.1140 0.12/0.18 0.30/0.60 0.020/0.035 0.035 max 0.15/0.35 - - - - - -
16MnCrS 5 1.7139 0.14/0.19 1.00/1.30 0.020/0.035 0.035 max 0.15/0.40 0.80/1.10 - - - - -
20MnCrS 5 1.7149 0.17/0.22 1.10/1.40 0.020/0.035 0.035 max 0.15/0.40 1.00/1.30 - - - - -
20MoCrS 4 1.7323 0.17/0.22 0.60/0.90 0.020/0.035 0.035 max 0.15/0.40 0.30/0.50 - 0.40/0.50 - - -
25MoCrS 4 1.7326 0.23/0.29 0.60/0.90 0.020/0.035 0.035 max 0.15/0.40 0.40/0.60 - 0.40/0.50 - - -
DIN 17211 (1970) NITRIDING STEELS
Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B %Al
31 CrMo 12 1.8515 0.28/0.35 0.40/0.70 0.035 max 0.030 max 0.15/0.40 2.80/3.30 0.30 max 0.30/0.50 0.15/0.25 - -
39 CrMoV139 1.8523 0.35/0.42 0.40/0.70 0.035 max 0.030 max 0.15/0.40 3.00/3.50 - 0.80/1.10 - - -
34 CrAlMo 5 1.8507 0.30/0.37 0.50/0.80 0.035 max 0.030 max 0.20/0.50 1.00/1.30 - 0.15/0.25 - - 0.80/1.20
41 CrAlMo7 1.8509 0.38/0.45 0.50/0.80 0.035 max 0.030 max 0.20/0.50 1.50/1.80 - 0.25/0.40 - - 0.80/1.20
34CrAlS 5 *2 1.8506 0.30/0.37 0.60/0.90 0.070/0.11 0.100 max 0.15/0.40 1.00/1.30 - - - - 0.80/1.20
34 CrAlNi 7 1.8550 0.30/0.37 0.40/0.70 0.035 max 0.030 max 0.15/0.40 1.50/1.80 0.85/1.15 0.15/0.25 - - 0.80/1.20
DIN 17221(1972) SPRING STEELS

QUALITY STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B %Al
38 Si7 1.0970 0.35/0.42 0.50/0.80 0.045 max 0.045 max 1.50/1.80 - - - - - -
51 Si7 1.0903 0.47/0.55 0.50/0.80 0.045 max 0.045 max 1.50/1.80 - - - - - -
60 SiCr7 *3 1.0961 0.55/0.65 0.70/1.00 0.045 max 0.045 max 1.50/1.80 0.20/0.40 - - - - -

HIGH GRADE STEELS

Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B %Al
55 Cr 3 1.7176 0.52/0.59 0.70/1.00 0.035 max 0.035 max 0.15/0.40 0.60/0.90 - - - - -
50 Cr V4 1.8159 0.47/0.55 0.70/1.10 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - 0.10/0.20 - -
51 CrMoV4*4 1.7701 0.48/0.56 0.70/1.10 0.035 max 0.035 max 0.15/0.40 0.90/1.20 - - 0.070/0.12 - -
Note : * Denotes raised power of

DIN 17350 (1980) TOOL STEELS
Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B %W
C45W 1.1730 0.40/0.50 0.60/0.80 0.035 max 0.035 max 0.15/0.40 - - - - - -
C60W 1.1740 0.55/0.65 0.60/0.80 0.035 max 0.035 max 0.15/0.40 - - - - - -
C70W2 1.1620 0.65/0.74 0.10/0.35 0.030 max 0.030 max 0.10/0.30 - - - - - -
C80W1 1.1525 0.75/0.85 0.10/0.25 0.020 max 0.020 max 0.10/0.25 - - - - - -
C85W 1.1830 0.80/0.90 0.50/0.70 0.020 max 0.025 max 0.25/0.40 - - - - - -
C105W1 1.1545 1.00/1.10 0.10/0.25 0.020 max 0.020 max 0.10/0.25 - - - - - -
X210CrW 12 1.2436 2.00/2.25 0.15/0.45 0.030 max 0.030 max 0.10/0.40 11.00/12.00 - - - - 0.60/0.80
(X210 Cr 12)*6 (1.2080)*6 1.90/2.20 0.15/0.45 0.030 max 0.030 max 0.10/0.40 11.00/12.00 - - - - -
(X165 CrMoV12)*6 (1.2601)*6 1.55/1.75 0.20/0.40 0.030 max 0.030 max 0.25/0.40 11.00/12.00 - 0.50/0.70 0.10/0.50 - 0.40/0.60
X155CrVmO121 1.2379 1.50/1.60 0.15/0.45 0.030 max 0.030 max 0.10/0.40 11.00/12.00 - 0.60/0.80 0.90/1.10 - -
115 CrV3 1.2210 1.10/1.25 0.20/0.40 0.030 max 0.030 max 0.15/0.30 0.50/0.80 - - 0.070/0.12 - -
100 Cr6 1.2067 0.95/1.10 0.25/0.45 0.030 max 0.030 max 0.15/0.35 1.35/1.65 - - - - -
145 V33 1.2838 1.40/1.50 0.30/0.50 0.030 max 0.030 max 0.20/0.35 - - - 3.00/3.50 - -
21 MnCr5 1.2162 0.18/0.24 1.10/1.40 0.030 max 0.030 max 0.15/0.35 1.00/1.30 - - - - -
90 MnCrV8 1.2842 0.85/0.95 1.90/2.10 0.030 max 0.030 max 0.10/0.40 0.20/0.50 - - 0.050/0.15 - -
105 WCr6 1.2419 1.00/1.10 0.80/1.10 0.030 max 0.030 max 0.10/0.40 0.90/1.10 - - - - 1.00/1.30
60 WCrV7 1.2550 0.55/0.65 0.15/0.45 0.030 max 0.030 max 0.50/0.70 0.90/1.20 - - 0.10/0.20 - 1.80/2.10
X45 NiCrMo4 1.2767 0.40/0.50 0.15/0.45 0.030 max 0.030 max 0.10/0.40 1.20/1.50 3.80/4.30 0.15/0.35*11 - - -
X19NiCrMo4 1.2764 0.16/0.22 0.15/0.45 0.030 max 0.030 max 0.10/0.40 1.10/1.40 3.80/4.30 0.15/0.25*12 - - -
X36CrMo17 1.2316 0.33/0.43 1.00 max 0.030 max 0.030 max 1.00 max 15.00/17.00 1.00 max 1.00/1.30 - - -
40CrMnMoS86*13 1.2313*13 0.35/0.45 1.40/1.60 0.030 max 0.030 max 0.30/0.50 1.80/2.00 - 0.15/0.25 - - -
55 NiCrMoV6 1.2713 0.50/0.60 0.65/0.95 0.030 max 0.030 max 0.10/0.40 0.60/0.80 1.50/1.80 0.25/0.35 0.070/0.12 - -
56 NiCrMoV 7 1.2714 0.50/0.60 0.65/0.95 0.030 max 0.030 max 0.10/0.40 1.00/1.20 1.50/1.80 0.45/0.55 0.070/0.12 - -
X 38 CrMo 51 1.2343 0.36/0.42 0.30/0.50 0.030 max 0.030 max 0.90/1.20 4.80/5.50 - 1.10/1.40 0.25/0.50 - -
X 40CrMoV 51 1.2344 0.37/0.43 0.30/0.50 0.030 max 0.030 max 0.90/1.20 4.80/5.50 - 1.20/1.50 0.90/1.10 - -
X 32 CrMoV 33 1.2365 0.28/0.35 0.15/0.45 0.030 max 0.030 max 0.10/0.40 2.70/3.20 - 2.60/3.00 0.40/0.70 - -
Note : * Denotes raised power of
DIN 17350 (1980) TOOL STEELS
Steel Grade Material No %C %Mn %S %P %Si %Cr %Ni %Mo %V %B %W
S 6.5.2*8 1.3343*8 0.86/0.94 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 4.70/5.20 1.70/2.00 - 6.00/6.70
SC.6.5.2*8 1.3342*8 0.95/1.05 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 4.70/5.20 1.70/2.00 - 6.00/6.70
S 6.5.3 1.3344 1.17/1.27 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 4.70/5.20 2.70/3.20 - 6.00/6.70
S 6.5.2.5*8 1.3243*8 0.88/0.96 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 4.70/5.20 1.70/2.00 - 6.00/6.70
S 7.4.2.5 1.3246*8 1.05/1.15 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 3.60/4.00 1.70/1.90 - 6.60/7.10
S 10-4.3.10 1.3207 1.20/1.35 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 3.20/3.90 3.00/3.50 - 9.00/10.00
S 12.1.4.5 1.3202 1.30/1.45 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 0.70/1.00 3.50/4.00 - 11.50/12.50
S 18.1.2.5 1.3255 0.75/0.83 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 0.50/0.80 1.40/1.70 - 17.50/18.50
(S 2.10.1.8)*9 (1.3247)*9 1.05/1.12 0.40 max 0.030 max 0.030 max 0.45 max 3.60/4.40 - 9.00/10.00 1.00/1.30 - 1.20/1.80
75 Cr 1 1.2003 0.70/0.80 0.60/0.80 0.030 max 0.030 max 0.25/0.50 0.30/0.40 - - - - -
62 SiMnCr 4 1.2101 0.58/0.66 0.90/1.20 0.030 max 0.030 max 0.90/1.20 0.40/0.70 - - - - -
31 CrV 3 1.2208 0.28/0.35 0.40/0.60 0.030 max 0.030 max 0.25/0.40 0.40/0.70 - - 0.070/0.12 - -
80 CrV 2 1.2235 0.75/0.85 0.30/0.50 0.030 max 0.030 max 0.25/0.40 0.40/0.70 - - 0.15/0.25 - -
51 CrV 4 1.2241 0.47/0.55 0.80/1.10 0.030 max 0.030 max 0.15/0.35 0.90/1.20 - - 0.10/0.20 - -
48 CrMoV 67 1.2323 0.40/0.50 0.60/0.90 0.030 max 0.030 max 0.15/0.35 1.30/1.60 - 0.65/0.85 0.25/0.35 - -
45 CrMoV 7 1.2328 0.42/0.47 0.85/1.00 0.030 max 0.030 max 0.20/0.30 1.70/1.90 - 0.25/0.30 approx 0.050 - -
X 96 CrMoV 12 1.2376 0.92/1.00 0.20/0.40 0.030 max 0.030 max 0.20/0.40 11.00/12.00 - 0.80/1.00 0.80/1.00 - -
110 WCrV 5*2 1.2519*2 1.05/1.15 0.20/0.40 0.030 max 0.030 max 0.15/0.30 1.10/1.30 - - 0.15/0.25 - 1.20/1.40
60 MnSiCr 4 1.2826 0.58/0.65 0.80/1.20 0.030 max 0.030 max 0.80/1.00 0.20/0.40 - - - - -
S 3.3.2 1.3333 0.95/1.03 0.40 max 0.030 max 0.030 max 0.45 max 3.80/4.50 - 2.50/2.80 2.20/2.50 - 2.70/3.00
S 2.9.2*3 1.3348*3 0.97/1.07 0.40 max 0.030 max 0.030 max 0.45 max 3.50/4.20 - 8.00/9.20 1.80/2.20 - 1.50/2.00
Note : * Denotes raised power of