Fondinox > CA40

CA40

ACI/CAST
GRADE
CAST ASTM CAST EN/DIN CAST UNS WROUGHT
UNS
WROUGHT
GRADE
CA40 A743 1.4027 GX20Cr14 J91153 S42000 AISI 420
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C Cr Ni Mo Other PREn
0.20 13.0 <1.0
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] Rm [MPa] A % Hardness [HB] Impact [J]
440 590 12 170-240 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 7.61 10.5 22 451 1425-1455
WORKING CONDITIONS / FABRICATION
Heat Treatment Weldability Machinability [100 = CF8M] Patternmaker’s Shrinkage [%]
Quenched and tempered Acceptable with precautions Satisfactory 2.0%
Categoria: Martensitic
ACI/CAST
GRADE
CA40
CAST ASTM A743
CAST EN/DIN 1.4027 GX20Cr14
CAST UNS J91153
WROUGHT
UNS
S42000
WROUGHT
GRADE
AISI 420
CHEMICAL COMPOSITION (wt%, TYPICAL VALUES)
C 0.20
Cr 13.0
Ni <1.0
Mo
Other
PREn
CASTINGS MINIMUM MECHANICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Rp0.2[MPa] 440
Rm [MPa] 590
A % 12
Hardness [HB] 170-240
Impact [J] 30
PHYSICAL PROPERTIES (AT 20°C, UNLESS OTHERWISE SPECIFIED)
Microstructure Martensitic
ρ [kg/dm3] 7.61
α [μm/m∙K] (20 - 100 °C) 10.5
K [W/m∙K] 22
Cp [J/kg∙K] 451
Melting ΔT [°C] 1425-1455
WORKING CONDITIONS / FABRICATION
Heat Treatment Quenched and tempered
Weldability Acceptable with precautions
Machining Satisfactory
Patternmaker’s Shrinkage [%] 2.0%

Fondinox S.p.A © - All rights reserved