Austenitic Nodular Cast Iron (Ductile Ni-Resist)
Cast Iron
Property Overview
Density7.7g/cm³
Elastic Modulus180 to 190GPa
Tensile Strength430 to 500MPa
Yield Strength190 to 240MPa
Brinell Hardness140 to 240HB
Maximum Service TemperatureUnknown
Chemical Composition
Mechanical
Elastic (Young's, Tensile) Modulus
180 to 190 GPa
Elongation at Break
6.8 to 34 %
Poisson's Ratio
0.29 to 0.3
Shear Modulus
70 to 72 GPa
Tensile Strength: Ultimate (UTS)
430 to 500 MPa
Tensile Strength: Yield (Proof)
190 to 240 MPa
Hardness
Brinell Hardness
140 to 240
Physical
Density
7.7 to 8.0 g/cm 3
Thermal
Latent Heat of Fusion
280 to 350 J/g
Melting Completion (Liquidus)
1340 to 1400 °C
Melting Onset (Solidus)
1300 to 1360 °C
Specific Heat Capacity
470 to 490 J/kg-K
Thermal Expansion
13 to 14 µm/m-K
Thermal Shock Resistance
12 to 15 points
Calculated
Resilience: Ultimate (Unit Rupture Work)
24 to 140 MJ/m 3
Resilience: Unit (Modulus of Resilience)
98 to 160 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 to 25 points
Strength to Weight: Axial
15 to 18 points
Strength to Weight: Bending
16 to 18 points
Environmental
Base Metal Price
16 to 25 % relative
Embodied Carbon
3.5 to 4.9 kg CO 2 /kg material
Embodied Energy
48 to 68 MJ/kg
Embodied Energy
48 to 68 MJ/kg 21 to 29 x 10 3 BTU/lb
Embodied Water
91 to 120 L/kg
Embodied Water
91 to 120 L/kg 11 to 15 gal/lb
Registered Designations & Aliases
Austenitic Nodular Cast Iron (Ductile Ni-Resist)Ductile Ni-Resist
Standards
ASTM A439 ASTM A439: Standard Specification for Austenitic Ductile Iron Castings
ASTM A571 ASTM A571: Standard Specification for Austenitic Ductile Iron Castings for Pressure-Containing Parts Suitable for Low-Temperature Service
ASTM A571 ASTM A571: Standard Specification for Austenitic Ductile Iron Castings for Pressure-Containing Parts Suitable for Low-Temperature Service 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