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S21603 Stainless Steel vs. ASTM A209 Steel

Both S21603 stainless steel and ASTM A209 steel are iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S21603 stainless steel and the bottom bar is ASTM A209 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140 to 150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
34
Fatigue Strength, MPa 360
180 to 200
Poisson's Ratio 0.28
0.29
Rockwell B Hardness 88
77 to 81
Shear Modulus, GPa 79
73
Shear Strength, MPa 490
280 to 310
Tensile Strength: Ultimate (UTS), MPa 690
420 to 460
Tensile Strength: Yield (Proof), MPa 390
220 to 250

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 990
410
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
13

Otherwise Unclassified Properties

Base Metal Price, % relative 17
2.4
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.6
1.5
Embodied Energy, MJ/kg 50
20
Embodied Water, L/kg 160
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 380
130 to 170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
15 to 16
Strength to Weight: Bending, points 22
16 to 17
Thermal Shock Resistance, points 15
12 to 14