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1.2838

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1.2833 145V33
#1.2838

Description

Germany DIN 1.2838 Cold working alloy tool steel and 1.2838 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: 1.2838
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy 1.2838 DIN Germany Cold working alloy tool steel
1.2764
X19NiCrMo4
1.2767
X45NiCrMo4
70Si7
0.2823
60MnSiCr4
0.2826
100V1
1.2833

Chemical composition(mass fraction)(wt.%) of the 1.2838

C(％) Si(％) Mn(％) P(％) S(％) V(%)
1.40-1.50 0.20-0.35 0.30-0.50 Max 0.030 Max 0.030 3.00-3.50

Mechanical Properties of steel grade 1.2838

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)
339 (≥) 711 (≥) 12 32 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade 1.2838

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
32 - -     0.42 -  
195 344 - 41.3 314   -  
615 - 14 41.2   424 213

Heat Treatment of steel grade 1.2838

Heat treated : 1412°C - 1344°C

Technological Curves of steel grade 1.2838

Cross Reference Table (Equivalent Grade) of 1.2838

Grade Standard Country Application
1.2838 DIN Germany Cold working alloy tool steel
1.2833 145V33
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