Fondinox > CB7Cu-1

CB7Cu-1

ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
CB7Cu-1 A747 1.4540 GX4CrNiCuNb16-4 J92180 S17700 17-4PH®
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
<0.06 16.5 4 - -
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
670-1000 860-1160 5-10 269-375 30
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure ρ [kg/dm3] α [μm/m∙K] (20 - 100 °C) K [W/m∙K] Cp [J/kg∙K] Melting ΔT [°C]
Martensitic, (δ ferrite, Intermetallics) 7.65 14 22 460 1510
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
Annealed (Precipitation Hardening) Satisfactory 2.1
Categoria: Martensitic
ACI/CAST
GRADE
CB7Cu-1
CAST ASTM A747
CAST EN/DIN 1.4540 GX4CrNiCuNb16-4
CAST UNS J92180
WROUGHT
UNS
S17700
WROUGHT
GRADE
17-4PH®
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C <0.06
Cr 16.5
Ni 4
Mo -
Other -
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 670-1000
Rm [MPa] 860-1160
A % 5-10
Hardness [HB] 269-375
Impact [J] 30
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Martensitic, (δ ferrite, Intermetallics)
ρ [kg/dm3] 7.65
α [μm/m∙K] (20 - 100 °C) 14
K [W/m∙K] 22
Cp [J/kg∙K] 460
Melting ΔT [°C] 1510
WORKING CONDITIONS / FABRICATION
Heat Treatment Annealed (Precipitation Hardening)
Weldability Satisfactory
Machining
Patternmaker’s Shrinkage [%] 2.1

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