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S31277 Stainless Steel vs. ASTM A202 Steel

Both S31277 stainless steel and ASTM A202 steel are iron alloys. There are 26 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 S31277 stainless steel and the bottom bar is ASTM A202 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
17 to 18
Fatigue Strength, MPa 380
240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 600
360 to 410
Tensile Strength: Ultimate (UTS), MPa 860
590 to 670
Tensile Strength: Yield (Proof), MPa 410
350 to 360

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.1
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
1.4
Embodied Energy, MJ/kg 90
19
Embodied Water, L/kg 220
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
93 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 410
330 to 350
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
21 to 24
Strength to Weight: Bending, points 25
20 to 22
Thermal Shock Resistance, points 19
17 to 20