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Description

1.2109 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: 1.2109
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel 1.2109
X42Cr13
X40Cr14
1.2085
X33CrS16
1.2101
62SiMnCr4
1.2103
58SiCr8
1.2108
90CrSi5

Chemical composition(mass fraction)(wt.%) of the 1.2109

 

 

 

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
1.20-1.30  1.05-1.25  0.60-0.80 0.035   0.035 1.10-1.30      

Mechanical Properties of steel grade 1.2109

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)
786 (≥) 387 (≥) 14 34 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical Properties of steel grade 1.2109

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
42 - -     0.42 -  
963 775 - 11.3 231   -  
322 - 21 22.2   111 212

Heat Treatment of steel grade 1.2109

Heat treated : 1326°C - 1164°C

Technological Curves of steel grade 1.2109

Cross Reference Table (Equivalent Grade) of 1.2109

Grade Standard Country Application
1.2109 DIN Germany Cold working alloy tool steel

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