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GT88

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GT88 H01
#GT88

Description

France AFNOR GT88 Carbide for cutting tools and GT88 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: GT88
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy GT88 AFNOR France Carbide for cutting tools
G30
G40
G40
G50
G50
GC20
GC20
GB
GB
GT88

Chemical composition(mass fraction)(wt.%) of the GT88

Mechanical Properties of steel grade GT88

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)
548 (≥) 359 (≥) 13 13 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade GT88

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
22 - -     0.44 -  
569 439 - 22.3 211   -  
489 - 24 21.2   333 114

Heat Treatment of steel grade GT88

Heat treated : 1627°C - 1454°C

Technological Curves of steel grade GT88

Cross Reference Table (Equivalent Grade) of GT88

Grade Standard Country Application
GT88 AFNOR France Carbide for cutting tools
GT88 AFNOR France Carbide for cutting tools
GT88 H01
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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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