ASTM A439 Type D-2S Cast Iron
Cast Iron
Property Overview
Density7.7g/cm³
Elastic Modulus180GPa
Tensile Strength430MPa
Yield Strength240MPa
Brinell Hardness160HB
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 2.6%
CR
1.8 to 2.3%
NI
24 to 28%
MN
0 to 1.0%
SI
4.8 to 5.8%
P
0 to 0.080%
FE
60.3 to 69.5%
Mechanical
Elastic (Young's, Tensile) Modulus
180 GPa
Elongation at Break
11 %
Poisson's Ratio
0.3
Shear Modulus
70 GPa
Tensile Strength: Ultimate (UTS)
430 MPa
Tensile Strength: Yield (Proof)
240 MPa
Hardness
Brinell Hardness
160
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
350 J/g
Melting Completion (Liquidus)
1350 °C
Melting Onset (Solidus)
1310 °C
Specific Heat Capacity
490 J/kg-K
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
13 points
Calculated
PREN (Pitting Resistance)
2.1
Resilience: Ultimate (Unit Rupture Work)
41 MJ/m 3
Resilience: Unit (Modulus of Resilience)
160 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
19 % relative
Embodied Carbon
4.0 kg CO 2 /kg material
Embodied Energy
56 MJ/kg
Embodied Energy
56 MJ/kg 24 x 10 3 BTU/lb
Embodied Water
100 L/kg
Embodied Water
100 L/kg 12 gal/lb
Registered Designations & Aliases
ASTM A439 Type D-2S Cast Iron
Standards
ASTM A439 ASTM A439: Standard Specification for Austenitic Ductile Iron Castings
ASTM A439 ASTM A439: Standard Specification for Austenitic Ductile Iron Castings Cast Iron: Physical and Engineering Properties, Harold T. Angus, 1976