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M82

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M82 M84
#M82

Description

France AFNOR M82 Carbide for cutting tools and M82 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: M82
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy M82 AFNOR France Carbide for cutting tools
H01
H01
H01
H03
H03
M78
M78
M78
M78
M82

Chemical composition(mass fraction)(wt.%) of the M82

Mechanical Properties of steel grade M82

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)
378 (≥) 875 (≥) 41 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade M82

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
22 - -     0.34 -  
527 496 - 13.3 412   -  
867 - 32 41.2   242 411

Heat Treatment of steel grade M82

Heat treated : 1693°C - 1796°C

Technological Curves of steel grade M82

Cross Reference Table (Equivalent Grade) of M82

Grade Standard Country Application
M82 AFNOR France Carbide for cutting tools
M82 AFNOR France Carbide for cutting tools
G20 AFNOR France Carbide for cutting tools
SCM822H CNS China China Taiwan Structural steel
SCM822 CNS China China Taiwan Structural steel
M82 M84
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