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Description

28CrMo17 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: 28CrMo17
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel 28CrMo17
26NiCrMoV5
1.2731
X50NiCrWV13-13
1.2737
28NiCrV5
1.2740
28NiCrMoV10
1.2744
57NiCrMoV7-7
1.2747

Chemical composition(mass fraction)(wt.%) of the 28CrMo17

 

Si 
Mn 
 P
 S
Cr   Ni  Mo  Other
 0.24-0.31  0.15-0.35 0.20-0.40   0.030  0.030  0.30-0.50  4.20-4.70  1.15-1.25  V 0.15-0.20

Mechanical Properties of steel grade 28CrMo17

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)
153 (≥) 333 (≥) 33 33 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 423

Physical Properties of steel grade 28CrMo17

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
41 - -     0.34 -  
464 988 - 22.3 421   -  
929 - 44 24.2   413 142

Heat Treatment of steel grade 28CrMo17

Heat treated : 1419°C - 1395°C

Technological Curves of steel grade 28CrMo17


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