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GX7CrNiMoCuNb18-8

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1.4583 1.4585
#GX7CrNiMoCuNb18-8

Description

GX7CrNiMoCuNb18-8 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GX7CrNiMoCuNb18-8
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel GX7CrNiMoCuNb18-8
GX2CrNiMoCuN25-20
1.4536
GX1CrNiMoCuN25-20-5
1.4538
GX2CrNiMnMoNNb21-15-4-3
1.4569
GX3CrNiMoCuN24-6-5
1.4573
GX10CrNiCuNb18-12
1.4583

Chemical composition(mass fraction)(wt.%) of the GX7CrNiMoCuNb18-8

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
 0.08  1.50 2.00  0.045  0.030  16.5-18.5   19.0-21.0
Mo Al Cu Nb Ti V Ce
2.00-2.50      ≥8*C       
N Co Pb B Other    
             
             

Mechanical Properties of steel grade GX7CrNiMoCuNb18-8

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)
764 (≥) 894 (≥) 13 23 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade GX7CrNiMoCuNb18-8

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
11 - -     0.11 -  
173 474 - 44.3 132   -  
723 - 14 23.2   333 144

Heat Treatment of steel grade GX7CrNiMoCuNb18-8

Heat treated : 1732°C - 1147°C

Technological Curves of steel grade GX7CrNiMoCuNb18-8

1.4583 1.4585
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...

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