Chinese
Available 24/7 at sales@steel-grades.com
SGSG
Post Your Request Now
Toggle menu

M40

Favorite Datasheet
M30 K01
#M40

Description

Japan JIS M40 Carbide for cutting tools and M40 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: M40
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy M40 JIS Japan Carbide for cutting tools
SKC24
SKC31
P01
P10
P30
P40
BW1A
M10
M20
M30

Chemical composition(mass fraction)(wt.%) of the M40

W(%) Co(%) Other(%)
80-92 8-20 Ti,Ta(Nb)(%): 1-3

Mechanical Properties of steel grade M40

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)
618 (≥) 933 (≥) 21 12 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade M40

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
43 - -     0.34 -  
478 756 - 44.3 424   -  
626 - 22 21.2   324 234

Heat Treatment of steel grade M40

Heat treated : 1274°C - 1568°C

Technological Curves of steel grade M40

Cross Reference Table (Equivalent Grade) of M40

Grade Standard Country Application
M40 JIS Japan Carbide for cutting tools
SM400A CNS China China Taiwan Structural steel
SM400B CNS China China Taiwan Structural steel
SM400C CNS China China Taiwan Structural steel
M30 K01
Available Suppliers
Jiangyou Longhai Special Steel Co.,Ltd.
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...

Rfq.: sales@longhaisteel.com
  • Do you supply this M40?
  • List your company on S&G now? Join
  • Non-paying users only
Top