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S21603 Stainless Steel vs. ASTM A285 Carbon Steel

Both S21603 stainless steel and ASTM A285 carbon 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 S21603 stainless steel and the bottom bar is ASTM A285 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
110 to 130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
30 to 34
Fatigue Strength, MPa 360
150 to 180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 490
250 to 290
Tensile Strength: Ultimate (UTS), MPa 690
380 to 450
Tensile Strength: Yield (Proof), MPa 390
190 to 230

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1420 to 1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 17
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 50
18
Embodied Water, L/kg 160
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
110
Resilience: Unit (Modulus of Resilience), kJ/m3 380
94 to 150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
13 to 16
Strength to Weight: Bending, points 22
15 to 17
Thermal Shock Resistance, points 15
12 to 14