ASTM A148 Cast Steel
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength630 to 1300MPa
Yield Strength390 to 1160MPa
Brinell Hardness190 to 390HB
Maximum Service Temperature400 to 430°C
Chemical Composition
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
5.7 to 25 %
Fatigue Strength
280 to 670 MPa
Poisson's Ratio
0.29
Reduction in Area
13 to 45 %
Shear Modulus
73 GPa
Tensile Strength: Ultimate (UTS)
630 to 1300 MPa
Tensile Strength: Yield (Proof)
390 to 1160 MPa
Hardness
Brinell Hardness
190 to 390
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 to 430 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
37 to 47 W/m-K
Thermal Diffusivity
9.9 to 13 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
18 to 38 points
Electrical
Electrical Conductivity: Equal Volume
7.3 to 7.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.3 to 8.6 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
71 to 150 MJ/m 3
Resilience: Unit (Modulus of Resilience)
400 to 3570 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
22 to 46 points
Strength to Weight: Bending
21 to 34 points
Environmental
Base Metal Price
2.3 to 3.3 % relative
Embodied Carbon
1.5 to 1.7 kg CO 2 /kg material
Embodied Energy
20 to 22 MJ/kg
Embodied Energy
20 to 22 MJ/kg 8.5 to 9.4 x 10 3 BTU/lb
Embodied Water
48 to 53 L/kg
Embodied Water
48 to 53 L/kg 5.8 to 6.4 gal/lb
Registered Designations & Aliases
ASTM A148 Cast Steel
Standards
ASTM A148 ASTM A148: Standard Specification for Steel Castings, High Strength, for Structural Purposes
ASTM A148 ASTM A148: Standard Specification for Steel Castings, High Strength, for Structural Purposes 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