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Germany DIN 17Cr3 cold-rolled narrow steel strip for heat-treatment - technical delivery conditions - part 2: case hardening steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 17Cr3 / 17 Cr 3
Category Grade Standard Region/Area Standard Content
Metals 17 Cr 3 DIN EN 10132-2 Germany cold-rolled narrow steel strip for heat-treatment - technical delivery conditions - part 2: case hardening steels

Chemical composition(mass fraction)(wt.%) of the 17 Cr 3

Element Min Max Similar
Cr 0.7000 1.0000 -
P - 0.0350 -
S - 0.0350 -
Mn 0.6000 0.9000 -
Si - 0.4000 -
C 0.1400 0.2000 -
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.4000 0.7000 -
Cr 0.6000 0.9000 -
C 0.1400 0.2000 -
Si - 0.3000 -
S - 0.0250 -
P - 0.0250 -
Mn 0.6000 0.9000 -
Cu - 0.2500 -
Cr 0.7000 1.0000 -
C 0.1400 0.2000 -
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.4000 0.7000 -
Cr 0.6000 0.9000 -
C 0.1400 0.2000 -
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Mn 0.6000 0.9000 -
Cr 0.7000 1.0000 -
C 0.1400 0.2000 -

Mechanical Properties of steel grade 17 Cr 3

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)
976 (≥) 177 (≥) 21 33 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 17 Cr 3

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
43 - -     0.21 -  
545 751 - 33.3 322   -  
413 - 24 34.2   244 344

Heat Treatment of steel grade 17 Cr 3

Heat treated : 1324°C - 1315°C

Technological Curves of steel grade 17 Cr 3

Cross Reference Table (Equivalent Grade) of 17 Cr 3

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