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TG4

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TG4 TG5
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Description

France AFNOR TG4 Carbide for cutting tools and TG4 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: TG4
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy TG4 AFNOR France Carbide for cutting tools
HS12-1-5-5
TG1
TG1
TG2
TG2
TG3
TG3
TG4
TG4
TG4

Chemical composition(mass fraction)(wt.%) of the TG4

Co(%)
15

Mechanical Properties of steel grade TG4

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)
154 (≥) 757 (≥) 32 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade TG4

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
23 - -     0.12 -  
194 287 - 34.3 242   -  
112 - 21 22.2   343 412

Heat Treatment of steel grade TG4

Heat treated : 1392°C - 1469°C

Technological Curves of steel grade TG4

Cross Reference Table (Equivalent Grade) of TG4

Grade Standard Country Application
TG4 AFNOR France Carbide for cutting tools
TG4 AFNOR France Carbide for cutting tools
TG4 AFNOR France Carbide for cutting tools
TG4 AFNOR France Carbide for cutting tools
TG4 TG5
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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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