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ASTM A216 Cast Steel vs. N08904 Stainless Steel

Both ASTM A216 cast steel and N08904 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 N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25 to 27
38
Fatigue Strength, MPa 170 to 230
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
79
Tensile Strength: Ultimate (UTS), MPa 500 to 570
540
Tensile Strength: Yield (Proof), MPa 230 to 310
240

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1450 to 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49 to 52
12
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1 to 7.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
32
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
5.8
Embodied Energy, MJ/kg 18
79
Embodied Water, L/kg 45
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 250
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 20
19
Strength to Weight: Bending, points 18 to 20
18
Thermal Diffusivity, mm2/s 13 to 14
3.1
Thermal Shock Resistance, points 16 to 18
12