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ASTM A266 Carbon Steel vs. S28200 Stainless Steel

Both ASTM A266 carbon steel and S28200 stainless steel are iron alloys. There are 28 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 A266 carbon steel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
260
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 26
45
Fatigue Strength, MPa 170 to 200
430
Poisson's Ratio 0.29
0.28
Reduction in Area, % 34 to 43
57
Shear Modulus, GPa 73
77
Shear Strength, MPa 320 to 380
610
Tensile Strength: Ultimate (UTS), MPa 500 to 600
870
Tensile Strength: Yield (Proof), MPa 230 to 290
460

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
900
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 12
18

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
12
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 18 to 19
41
Embodied Water, L/kg 46 to 47
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
330
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 230
540
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 18 to 21
32
Strength to Weight: Bending, points 18 to 20
27
Thermal Shock Resistance, points 16 to 19
17