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ASTM A27 Cast Steel vs. N08028 Stainless Steel

Both ASTM A27 cast steel and N08028 stainless steel are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A27 cast steel and the bottom bar is N08028 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25 to 27
45
Fatigue Strength, MPa 170 to 230
220
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 460 to 550
570
Tensile Strength: Yield (Proof), MPa 230 to 310
240

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
37
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.4
Embodied Energy, MJ/kg 18
89
Embodied Water, L/kg 45 to 46
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 96 to 120
210
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 260
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 20
19
Strength to Weight: Bending, points 17 to 19
19
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 15 to 18
12