Table 5.2: Chemical composition for various materials

Table 5.2: Reference values for the chemical composition for various materials
Material designation DIN material number Chemical composition in percent by mass (reference values)
C Si Mn P ≤ S ≤ Cr Mo V W Al Ti Be Cu Co Fe Nb
Ck 67 1.1231 0.69 0.25 0.75 0.035 0.035
50 CrV 4 1.8159 0.51 0.28 0.90 0.035 0.035 1.05 0.15
51 CrMo 4 1.7701 0.52 0.28 0.90 0.035 0.035 1.05 0.20 0.10
X 12 CrNi 17 7 1.4310 ≤ 0.12 ≤ 1.0 ≤ 2.0 0.045 0.030 17.00
X 7 CrNiAl 17 7 1.4568 ≤ 0.09 ≤ 1.0 ≤ 1.0 0.045 0.030 17.00 1.13
X 5 CrNiMo 18 10 1.4401 ≤ 0.07 ≤ 1.0 ≤ 2.0 0.045 0.030 17.50 2.25
X 35 CrMO 17 1.4122 0.38 ≤ 1.0 ≤ 1.0 0.045 0.030 16.50 1.10
X 30 WCrV 53 1.2567 0.30 0.25 0.30 0.035 0.035 2.35 0.60 4.25
X 22 CrMoV 12 1 1.4923 0.22 0.30 0.50 0.035 0.035 12.00 1.00 0.30
Cu Be 2 2.1247 1.95 Rest
Ni Be 2 2.4132 1.75
Inconel 718 (Ni Cr 19 Nb Mo) 2.4668 0.03 ≤ 0.35 ≤ 0.35 0.015 0.015 17.00 2.80 0.40 0.65 ≤ 0.1 ≤ 1.0 4.75
Inconel X 750 (Ni Cr 15 Fe 7 Ti Al) 2.4669 ≤ 0.08 ≤ 0.5 ≤ 1.0 15.50 0.70 2.50 ≤ 0.5 7.00 0.95
Nimonic 90 (Ni Cr 20 Co 18 Ti) 2.4969 0.09 ≤ 1.0 ≤ 1.0 0.015 19.50 1.40 2.35 ≤ 0.2 16.50 ≤ 2.0
* = Ni + Co 0.2-0.6%