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ASTM A216 Cast Steel vs. S45000 Stainless Steel

Both ASTM A216 cast steel and S45000 stainless steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A216 cast steel and the bottom bar is S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25 to 27
6.8 to 14
Fatigue Strength, MPa 170 to 230
330 to 650
Poisson's Ratio 0.29
0.28
Reduction in Area, % 39
22 to 50
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 500 to 570
980 to 1410
Tensile Strength: Yield (Proof), MPa 230 to 310
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
840
Melting Completion (Liquidus), °C 1450 to 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 49 to 52
17
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
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 18
39
Embodied Water, L/kg 45
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 250
850 to 4400
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 20
35 to 50
Strength to Weight: Bending, points 18 to 20
28 to 36
Thermal Diffusivity, mm2/s 13 to 14
4.5
Thermal Shock Resistance, points 16 to 18
33 to 47