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Description

1.4951 Alloy Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Alloy Steel: 1.4951

Chemical composition(mass fraction)(wt.%) of the 1.4951

 

 

Si 
 
Mn 
 P
 S
Cr   Ni  Mo  Other
 0.04-0.08  ≤0.70  2.00  0.035  0.015 24.0-26.0  19.0-22.0  --------  N ≤ 0.11

Mechanical Properties of steel grade 1.4951

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)
261 (≥) 444 (≥) 43 42 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 321

Physical Properties of steel grade 1.4951

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
12 - -     0.44 -  
485 263 - 11.3 232   -  
332 - 32 31.2   412 442

Heat Treatment of steel grade 1.4951

Heat treated : 1632°C - 1942°C

Technological Curves of steel grade 1.4951


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