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M62

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M48 M50
#M62

Description

USA ASTM M62 Molybdenum series High-speed tool steel and M62 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: M62
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy M62 ASTM USA Molybdenum series High-speed tool steel
T11342
M43
T11343
M44
T11344
M46
T11346
M47
T11347
M48

Chemical composition(mass fraction)(wt.%) of the M62

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%)
1.25-1.35 0.15-0.40 0.15-0.40 MAX 0.030 MAX 0.070 3.50-4.00 10.0-11.0 1.80-2.10 5.75-6.50

Mechanical Properties of steel grade M62

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)
977 (≥) 183 (≥) 24 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 344

Physical Properties of steel grade M62

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
42 - -     0.12 -  
956 547 - 41.3 341   -  
124 - 14 12.2   411 241

Heat Treatment of steel grade M62

Heat treated : 1474°C - 1332°C

Technological Curves of steel grade M62

Cross Reference Table (Equivalent Grade) of M62

Grade Standard Country Application
M62 ASTM USA Molybdenum series High-speed tool steel
SNCM625 CNS China China Taiwan Structural steel
M48 M50
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