ASTM A436 Type 2 (L-NiCr 20 2, F41002) Cast Iron
Cast Iron
Property Overview
Density7.8g/cm³
Elastic Modulus180GPa
Tensile Strength190MPa
Yield Strength100MPa
Brinell Hardness150HB
Maximum Service TemperatureUnknown
Chemical Composition
C
0 to 3.0%
CR
1.5 to 2.5%
NI
18 to 22%
MN
0.5 to 1.5%
SI
1.0 to 2.8%
S
0 to 0.12%
CU
0 to 0.5%
FE
67.6 to 79%
Mechanical
Elastic (Young's, Tensile) Modulus
180 GPa
Elongation at Break
9.4 %
Poisson's Ratio
0.29
Shear Modulus
71 GPa
Tensile Strength: Ultimate (UTS)
190 MPa
Tensile Strength: Yield (Proof)
100 MPa
Hardness
Brinell Hardness
150
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Melting Completion (Liquidus)
1400 °C
Melting Onset (Solidus)
1350 °C
Specific Heat Capacity
480 J/kg-K
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
5.5 points
Calculated
PREN (Pitting Resistance)
2.0
Resilience: Ultimate (Unit Rupture Work)
15 MJ/m 3
Resilience: Unit (Modulus of Resilience)
29 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
6.8 points
Strength to Weight: Bending
9.4 points
Environmental
Base Metal Price
15 % relative
Embodied Carbon
3.4 kg CO 2 /kg material
Embodied Energy
47 MJ/kg
Embodied Energy
47 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
93 L/kg
Embodied Water
93 L/kg 11 gal/lb
Registered Designations & Aliases
ASTM A436 Type 2 (L-NiCr 20 2, F41002) Cast IronF41002L-NiCr 20 2
Standards
ASTM A436 ASTM A436: Standard Specification for Austenitic Gray Iron Castings
ASTM A436 ASTM A436: Standard Specification for Austenitic Gray 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