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M46

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T11344 T11346
#M46

Description

USA ASTM M46 Molybdenum series High-speed tool steel and M46 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: M46
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy M46 ASTM USA Molybdenum series High-speed tool steel
M36
T11336
M41
T11341
M42
T11342
M43
T11343
M44
T11344

Chemical composition(mass fraction)(wt.%) of the M46

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) V(%) W(%) Co(%)
1.22-1.30 0.40-0.65 0.20-0.40 ≤0.030 ≤0.030 3.70-4.20 8.00-8.50 3.00-3.30 1.90-2.20 7.80-8.80

Mechanical Properties of steel grade M46

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)
388 (≥) 327 (≥) 12 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade M46

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
41 - -     0.22 -  
495 965 - 21.3 314   -  
218 - 24 33.2   232 334

Heat Treatment of steel grade M46

Heat treated : 1217°C - 1354°C

Technological Curves of steel grade M46

Cross Reference Table (Equivalent Grade) of M46

Grade Standard Country Application
M46 ASTM USA Molybdenum series High-speed tool steel
T11344 T11346
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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