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G40

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G40 G50
#G40

Description

France AFNOR G40 Carbide for cutting tools and G40 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: G40
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy G40 AFNOR France Carbide for cutting tools
TU2
G10
G10
G10
G10
G10
G10
G30
G30
G40

Chemical composition(mass fraction)(wt.%) of the G40

Mechanical Properties of steel grade G40

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)
726 (≥) 674 (≥) 12 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade G40

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 - -     0.44 -  
387 891 - 34.3 421   -  
671 - 41 32.2   411 423

Heat Treatment of steel grade G40

Heat treated : 1716°C - 1427°C

Technological Curves of steel grade G40

Cross Reference Table (Equivalent Grade) of G40

Grade Standard Country Application
G40 AFNOR France Carbide for cutting tools
G40 AFNOR France Carbide for cutting tools
G50 AFNOR France Carbide for cutting tools
G50 AFNOR France Carbide for cutting tools
H03 AFNOR France Carbide for cutting tools
H03 AFNOR France Carbide for cutting tools
CG40 SS Sweden Carbide for cutting tools
CG40 SS Sweden Carbide for cutting tools
JG4006 GBT China Superalloys and high temperature intermetallic materials
JG4006A GBT China Superalloys and high temperature intermetallic materials
ZG40Mn GBT China Large castings with low alloy cast steel
ZG40Mn2 GBT China Large castings with low alloy cast steel
ZG40Cr1(ZG40Cr) GBT China Large castings with low alloy cast steel
ZG40Cr9Si2(ZG4Cr9Si2) GBT China Large heat resistant steel castings
ZG40Cr25Ni20(ZG4Cr25Ni20) GBT China Large heat resistant steel castings
ZG40Cr30Ni20(ZG4Cr30Ni20) GBT China Large heat resistant steel castings
ZG40Cr22Ni4N(ZG4Cr22Ni4N) GBT China Large heat resistant steel castings
ZG40Cr9Si2 GBT China Heat resistant cast steel
ZG40Cr28Ni16 GBT China Heat resistant cast steel
ZG40Cr25Ni20 GBT China Heat resistant cast steel
G40 G50
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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...

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