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10 CrMo 9 10

Germany DIN 10CrMo910 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 10CrMo910 / 10 CrMo 9 10
Category Grade Standard Region/Area Standard Content
Metals 10 CrMo 9 10 DIN EN 10273 Germany Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties

Chemical composition(mass fraction)(wt.%) of the 10 CrMo 9 10

Element Min Max Similar
Si - 0.4000 -
S - 0.0300 -
P - 0.0350 -
Ni - 0.5000 -
Mo 0.9000 1.1000 -
Mn 0.4000 0.7000 -
Cr 2.0000 2.5000 -
C 0.0800 0.1500 -
Si - 0.5000 -
S - 0.0200 -
P - 0.0250 -
Mo 0.9000 1.2000 -
Mn 0.4000 0.7000 -
Cr 2.0000 2.5000 -
C 0.0800 0.1500 -
Si - 0.5000 -
S - 0.0200 -
P - 0.0250 -
Ni - 0.3000 -
Mo 0.9000 1.1000 -
Mn 0.3000 0.7000 -
Cu - 0.3000 -
Cr 2.0000 2.5000 -
C 0.0800 0.1400 -
Al - 0.0400 -
Si - 0.5000 -
S - 0.0100 -
P - 0.0200 -
Ni - 0.3000 -
N - 0.0120 -
Mo 0.9000 1.1000 -
Mn 0.4000 0.8000 -
Cu - 0.3000 -
Cr 2.0000 2.5000 -
C 0.0800 0.1400 -
Al - - -

Mechanical Properties of steel grade 10 CrMo 9 10

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
486 (≥) 128 (≥) 43 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade 10 CrMo 9 10

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
13 - -     0.12 -  
369 868 - 32.3 224   -  
859 - 23 12.2   323 114

Heat Treatment of steel grade 10 CrMo 9 10

Heat treated : 1239°C - 1312°C

Technological Curves of steel grade 10 CrMo 9 10

Cross Reference Table (Equivalent Grade) of 10 CrMo 9 10

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