ASTM A439 Type D-2B (S-NiCr 20 3, F43001) Cast Iron
Cast Iron
Property Overview
Density7.8g/cm³
Elastic Modulus180GPa
Tensile Strength450MPa
Yield Strength240MPa
Brinell Hardness180HB
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 3.0%
CR
2.8 to 4.0%
NI
18 to 22%
MN
0.7 to 1.3%
SI
1.5 to 3.0%
P
0 to 0.080%
FE
66.7 to 77.1%
Mechanical
Elastic (Young's, Tensile) Modulus
180 GPa
Elongation at Break
7.8 %
Poisson's Ratio
0.29
Shear Modulus
71 GPa
Tensile Strength: Ultimate (UTS)
450 MPa
Tensile Strength: Yield (Proof)
240 MPa
Hardness
Brinell Hardness
180
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Melting Completion (Liquidus)
1390 °C
Melting Onset (Solidus)
1350 °C
Specific Heat Capacity
480 J/kg-K
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
13 points
Calculated
PREN (Pitting Resistance)
3.4
Resilience: Ultimate (Unit Rupture Work)
30 MJ/m 3
Resilience: Unit (Modulus of Resilience)
160 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
16 points
Strength to Weight: Bending
17 points
Environmental
Base Metal Price
16 % relative
Embodied Carbon
3.5 kg CO 2 /kg material
Embodied Energy
48 MJ/kg
Embodied Energy
48 MJ/kg 21 x 10 3 BTU/lb
Embodied Water
98 L/kg
Embodied Water
98 L/kg 12 gal/lb
Registered Designations & Aliases
ASTM A439 Type D-2B (S-NiCr 20 3, F43001) Cast IronF43001S-NiCr 20 3
Standards
ASTM A439 ASTM A439: Standard Specification for Austenitic Ductile Iron Castings
ASTM A439 ASTM A439: Standard Specification for Austenitic Ductile Iron Castings ISO 2892: Austenitic Cast Irons - Classification Cast Iron: Physical and Engineering Properties, Harold T. Angus, 1976
ISO 2892 ISO 2892: Austenitic Cast Irons - Classification