1.2203 Tool Die Steels

1.2203 - Specification & Application

Alloyed CrMo steel

Chemical composition(wt.%) of 1.2203 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.90 1.10
Si 0.15 0.30
Mn 0.20 0.40
P - 0.035
S - 0.035
Cr 1.10 1.30
Mo 0.20 0.40
V - -

1.2203 - Detail

Alloyed CrMo steel

Mechanical properties of grade 1.2203

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
234 (≥) 955 (≥) 42 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical properties of grade 1.2203

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
542 (≥) 423 (≥) 33 21 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 141
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
436 897 364

Equivalent Grade

Equivalent Products

We can customize the production of 1.2203 grade, contact us for the best solution.
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