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GX50NiCrCo20-20-20

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1.4849 1.4874
#GX50NiCrCo20-20-20

Description

GX50NiCrCo20-20-20 Mould Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Mould Steel: GX50NiCrCo20-20-20
Category Type Steel Grade Standard Country Application
Steel GradesMould Steel GX50NiCrCo20-20-20
GX10NiCrSiNb32-20
1.4859
GX40NiCrSiNb24-24
1.4855
GX40NiCrSiNb35-18
1.4807
GX40NiCrSiNb35-26
1.4852
GX40NiCrSiNb38-19
1.4849

Chemical composition(mass fraction)(wt.%) of the GX50NiCrCo20-20-20

C
≤		 Si
≤		 Mn
≤		 P
≤		 S
≤		 Cr Ni
 0.35-0.65 1.00  2.00 0.040  0.030  19.0-22.0  18.0-22.0
Mo Al Cu Nb Ti V Ce
2.50-3.00     0.75-1.25       
N Co Pb B Other    
  18.50-22.0      W 2.00-3.00     
             

   

Mechanical Properties of steel grade GX50NiCrCo20-20-20

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)
985 (≥) 246 (≥) 43 44 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade GX50NiCrCo20-20-20

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
14 - -     0.34 -  
789 548 - 12.3 232   -  
852 - 31 12.2   444 323

Heat Treatment of steel grade GX50NiCrCo20-20-20

Heat treated : 1935°C - 1989°C

Technological Curves of steel grade GX50NiCrCo20-20-20

1.4849 1.4874
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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