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N08020 Stainless Steel vs. ASTM A148 Cast Steel

Both N08020 stainless steel and ASTM A148 cast steel are iron alloys. There are 29 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 N08020 stainless steel and the bottom bar is ASTM A148 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 34
5.7 to 25
Fatigue Strength, MPa 210 to 240
280 to 670
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 610 to 620
630 to 1300
Tensile Strength: Yield (Proof), MPa 270 to 420
390 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400 to 430
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
37 to 47
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
7.3 to 7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.3 to 8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 38
2.3 to 3.3
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.6
1.5 to 1.7
Embodied Energy, MJ/kg 92
20 to 22
Embodied Water, L/kg 220
48 to 53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
400 to 3570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
22 to 46
Strength to Weight: Bending, points 20
21 to 34
Thermal Diffusivity, mm2/s 3.2
9.9 to 13
Thermal Shock Resistance, points 15
18 to 38

Comparable Variants