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864 Grade 1 Class 3 Type 1

America SAE 864Grade1Class3Type1 Sintered powder metal parts: Ferrous and Mechanical Properties, Chemical Element, Cross Reference.

Category Grade Standard Region/Area Standard Content
Metals 864 Grade 1 Class 3 Type 1 SAE J 471 America Sintered powder metal parts: Ferrous

Chemical composition(mass fraction)(wt.%) of the 864 Grade 1 Class 3 Type 1

Element Min Max Similar
Other - 2.0000 -
Cu 1.0000 3.0000 -
C 0.6000 0.9000 -

Mechanical Properties of steel grade 864 Grade 1 Class 3 Type 1

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)
174 (≥) 575 (≥) 44 42 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade 864 Grade 1 Class 3 Type 1

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
21 - -     0.42 -  
431 175 - 24.3 321   -  
853 - 21 32.2   434 142

Heat Treatment of steel grade 864 Grade 1 Class 3 Type 1

Heat treated : 1483°C - 1849°C

Technological Curves of steel grade 864 Grade 1 Class 3 Type 1

Cross Reference Table (Equivalent Grade) of 864 Grade 1 Class 3 Type 1

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