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ASTM A216 Cast Steel vs. S44635 Stainless Steel

Both ASTM A216 cast steel and S44635 stainless steel are iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A216 cast steel and the bottom bar is S44635 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 25 to 27
23
Fatigue Strength, MPa 170 to 230
390
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
81
Tensile Strength: Ultimate (UTS), MPa 500 to 570
710
Tensile Strength: Yield (Proof), MPa 230 to 310
580

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1450 to 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49 to 52
16
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1 to 7.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.4
Embodied Energy, MJ/kg 18
62
Embodied Water, L/kg 45
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
150
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 250
810
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 20
25
Strength to Weight: Bending, points 18 to 20
23
Thermal Diffusivity, mm2/s 13 to 14
4.4
Thermal Shock Resistance, points 16 to 18
23