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ASTM A285 Carbon Steel vs. N08330 Stainless Steel

Both ASTM A285 carbon steel and N08330 stainless steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A285 carbon steel and the bottom bar is N08330 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 130
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 30 to 34
34
Fatigue Strength, MPa 150 to 180
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 250 to 290
360
Tensile Strength: Ultimate (UTS), MPa 380 to 450
550
Tensile Strength: Yield (Proof), MPa 190 to 230
230

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1050
Melting Completion (Liquidus), °C 1470
1390
Melting Onset (Solidus), °C 1420 to 1430
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
12
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
32
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.4
5.4
Embodied Energy, MJ/kg 18
77
Embodied Water, L/kg 46
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
150
Resilience: Unit (Modulus of Resilience), kJ/m3 94 to 150
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 13 to 16
19
Strength to Weight: Bending, points 15 to 17
18
Thermal Diffusivity, mm2/s 14
3.1
Thermal Shock Resistance, points 12 to 14
13