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140Cr2

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140Cr3 1.2008
#140Cr2

Description

Germany DIN 140Cr2 Cold working alloy tool steel and 140Cr2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 140Cr2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 140Cr2 DIN Germany Cold working alloy tool steel
C85W
1.1830
125Cr1
125Cr2
1.2002
75Cr1
1.2003
85Cr1
1.2004
140Cr3

Chemical composition(mass fraction)(wt.%) of the 140Cr2

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
1.35-1.50 0.15-0.30 0.25-0.40 Max 0.035 Max 0.035 0.40-0.70

Mechanical Properties of steel grade 140Cr2

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)
772 (≥) 949 (≥) 14 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade 140Cr2

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 - -     0.13 -  
666 236 - 21.3 221   -  
755 - 24 34.2   344 122

Heat Treatment of steel grade 140Cr2

Heat treated : 1277°C - 1882°C

Technological Curves of steel grade 140Cr2

Cross Reference Table (Equivalent Grade) of 140Cr2

Grade Standard Country Application
140Cr2 DIN Germany Cold working alloy tool steel
140Cr3 1.2008
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