ASTM Grade LC2-1 (J42215) Cast Alloy Steel
Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength810MPa
Yield Strength630MPa
Brinell Hardness240HB
Maximum Service Temperature450°C
Chemical Composition
C
0 to 0.22%
CR
1.4 to 1.9%
NI
2.5 to 3.5%
MO
0.3 to 0.6%
MN
0.55 to 0.75%
SI
0 to 0.5%
P
0 to 0.040%
S
0 to 0.045%
FE
92.5 to 95.3%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
20 %
Fatigue Strength
430 MPa
Poisson's Ratio
0.29
Reduction in Area
34 %
Shear Modulus
73 GPa
Tensile Strength: Ultimate (UTS)
810 MPa
Tensile Strength: Yield (Proof)
630 MPa
Hardness
Brinell Hardness
240
Physical
Density
7.9 g/cm 3
Thermal
Latent Heat of Fusion
260 J/g
Maximum Temperature: Mechanical
450 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
46 W/m-K
Thermal Diffusivity
12 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
24 points
Electrical
Electrical Conductivity: Equal Volume
8.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
9.1 % IACS
Calculated
PREN (Pitting Resistance)
3.1
Resilience: Ultimate (Unit Rupture Work)
150 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1040 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
29 points
Strength to Weight: Bending
25 points
Environmental
Base Metal Price
5.0 % relative
Embodied Carbon
1.9 kg CO 2 /kg material
Embodied Energy
25 MJ/kg
Embodied Energy
25 MJ/kg 11 x 10 3 BTU/lb
Embodied Water
60 L/kg
Embodied Water
60 L/kg 7.2 gal/lb
Registered Designations & Aliases
ASTM Grade LC2-1 (J42215) Cast Alloy SteelJ42215
Standards
ASTM A352 ASTM A352: Standard Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service
ASTM A352 ASTM A352: Standard Specification for Steel Castings, Ferritic and Martensitic, for Pressure-Containing Parts, Suitable for Low-Temperature Service Pressure Vessels: External Pressure Technology, 2nd ed., Carl T. F. Ross, 2011 Properties and Selection: Irons, Steels and High Performance Alloys, ASM Handbook vol. 1, ASM International, 1993 Manufacture and Uses of Alloy Steels, Henry D. Hibbard, 2005