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S31277 Stainless Steel vs. ASTM A216 Cast Steel

Both S31277 stainless steel and ASTM A216 cast steel are iron alloys. There are 25 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 S31277 stainless steel and the bottom bar is ASTM A216 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
25 to 27
Fatigue Strength, MPa 380
170 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 860
500 to 570
Tensile Strength: Yield (Proof), MPa 410
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1450 to 1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
1.8
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
1.4
Embodied Energy, MJ/kg 90
18
Embodied Water, L/kg 220
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 410
140 to 250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
18 to 20
Strength to Weight: Bending, points 25
18 to 20
Thermal Shock Resistance, points 19
16 to 18