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125Cr2

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125Cr1 1.2002
#125Cr2

Description

Germany DIN 125Cr2 Cold working alloy tool steel and 125Cr2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 125Cr2
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 125Cr2 DIN Germany Cold working alloy tool steel
1.1740
C67W
1.1744
C75W
1.1750
C55W
1.1820
C85W
1.1830
125Cr1

Chemical composition(mass fraction)(wt.%) of the 125Cr2

C(％) Si(％) Mn(％) P(％) S(％) Cr(％)
1.20-1.30 0.15-0.30 0.25-0.40 Max 0.030 Max 0.030 0.30-0.40

Mechanical Properties of steel grade 125Cr2

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)
549 (≥) 859 (≥) 33 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade 125Cr2

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
31 - -     0.12 -  
573 768 - 14.3 143   -  
365 - 23 12.2   344 214

Heat Treatment of steel grade 125Cr2

Heat treated : 1377°C - 1577°C

Technological Curves of steel grade 125Cr2

Cross Reference Table (Equivalent Grade) of 125Cr2

Grade Standard Country Application
125Cr2 DIN Germany Cold working alloy tool steel
125Cr1 1.2002
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