ASTM A217 Cast Alloy Steel
Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength540 to 710MPa
Yield Strength270 to 460MPa
Brinell Hardness160 to 210HB
Maximum Service Temperature410 to 600°C
Chemical Composition
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
21 to 27 %
Fatigue Strength
200 to 320 MPa
Poisson's Ratio
0.28 to 0.29
Reduction in Area
39 to 50 %
Shear Modulus
73 to 75 GPa
Tensile Strength: Ultimate (UTS)
540 to 710 MPa
Tensile Strength: Yield (Proof)
270 to 460 MPa
Hardness
Brinell Hardness
160 to 210
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 to 270 J/g
Maximum Temperature: Mechanical
410 to 600 °C
Melting Completion (Liquidus)
1450 to 1460 °C
Melting Onset (Solidus)
1410 to 1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
26 to 50 W/m-K
Thermal Diffusivity
6.9 to 14 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
16 to 20 points
Electrical
Electrical Conductivity: Equal Volume
7.3 to 9.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.4 to 11 % IACS
Calculated
PREN (Pitting Resistance)
2.5 to 13
Resilience: Ultimate (Unit Rupture Work)
110 to 130 MJ/m 3
Resilience: Unit (Modulus of Resilience)
190 to 570 kJ/m 3
Stiffness to Weight: Axial
13 to 14 points
Stiffness to Weight: Bending
24 to 25 points
Strength to Weight: Axial
19 to 25 points
Strength to Weight: Bending
19 to 23 points
Environmental
Base Metal Price
2.4 to 7.0 % relative
Embodied Carbon
1.5 to 2.1 kg CO 2 /kg material
Embodied Energy
20 to 28 MJ/kg
Embodied Energy
20 to 28 MJ/kg 8.6 to 12 x 10 3 BTU/lb
Embodied Water
47 to 87 L/kg
Embodied Water
47 to 87 L/kg 5.6 to 10 gal/lb
Registered Designations & Aliases
ASTM A217 Cast Alloy Steel
Standards
ASTM A217 ASTM A217: Standard Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-Temperature Service
ASTM A217 ASTM A217: Standard Specification for Steel Castings, Martensitic Stainless and Alloy, for Pressure-Containing Parts, Suitable for High-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