Fondinox > 50Cr/50NiNb

50Cr/50NiNb

ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
50Cr/50NiNb - 2.4813 GNiCr50Nb - - IN657
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Si Other
<0.1 50.0 Bal. 0.4 1.5Nb
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
270 540 8 - -
CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C Creep strength for 100.000 hours MPa at °C
600 700 800 900 1000 1100 600 700 800 900 1000 1100
- 62 35 20 9 3 - 58 34 19 8 2.5
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]
Austenitic, Carbides 7.95 - - - -
WORKING CONDITIONS / FABRICATION
Heat Treatment Max working T in air [°C] Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
As Cast 1100 - 2.2
Categoria: Nickel and Cobalt Base
ACI/CAST
GRADE
50Cr/50NiNb
CAST ASTM -
CAST EN/DIN 2.4813 GNiCr50Nb
CAST UNS -
WROUGHT
UNS
-
WROUGHT
GRADE
IN657
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C <0.1
Cr 50.0
Ni Bal.
Si 0.4
Other 1.5Nb
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 270
Rm [MPa] 540
A % 8
Hardness [HB] -
Impact [J] -
CREEP LIMIT
Creep limit 1% 10.000 hours MPa at °C
600 -
700 62
800 35
900 20
1000 9
1100 3
Creep strength for 100.000 hours MPa at °C
600 -
700 58
800 34
900 19
1000 8
1100 2.5
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Austenitic, Carbides
ρ [kg/dm3] 7.95
α [μm/m∙K] (20 - 100 °C) -
K [W/m∙K] -
Cp [J/kg∙K] -
Melting ΔT [°C] -
WORKING CONDITIONS / FABRICATION
Heat Treatment As Cast
Max working T in air [°C] 1100
Machining -
Patternmaker’s Shrinkage [%] 2.2

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