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65Mn17Al3

China GJB 65Mn17Al3 general and shafting forgings of high mangnese-aluminium low-magnetic steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 65Mn17Al3 / 65Mn17Al3
Category Grade Standard Region/Area Standard Content
Metals 65Mn17Al3 GJB 938 China general and shafting forgings of high mangnese-aluminium low-magnetic steels

Chemical composition(mass fraction)(wt.%) of the 65Mn17Al3

Element Min Max Similar
C 0.6000 0.7000 -
Si - 0.6000 -
Mn 16.0000 18.0000 -
Al 2.4000 3.6000 -
P - 0.0400 -
S - 0.0300 -

Mechanical Properties of steel grade 65Mn17Al3

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)
168 (≥) 586 (≥) 21 42 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade 65Mn17Al3

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
24 - -     0.13 -  
353 693 - 34.3 144   -  
284 - 24 24.2   314 213

Heat Treatment of steel grade 65Mn17Al3

Heat treated : 1221°C - 1398°C

Technological Curves of steel grade 65Mn17Al3

Cross Reference Table (Equivalent Grade) of 65Mn17Al3

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