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ASTM A514 Steel vs. S32050 Stainless Steel

Both ASTM A514 steel and S32050 stainless steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A514 steel and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240 to 250
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 18 to 21
46
Fatigue Strength, MPa 470 to 540
340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
81
Shear Strength, MPa 490 to 520
540
Tensile Strength: Ultimate (UTS), MPa 790 to 830
770
Tensile Strength: Yield (Proof), MPa 690 to 770
370

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
310
Maximum Temperature: Mechanical, °C 400 to 440
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37 to 51
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.6
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.8
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.8
31
Density, g/cm3 7.8 to 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.6 to 1.8
6.0
Embodied Energy, MJ/kg 21 to 25
81
Embodied Water, L/kg 48 to 57
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
290
Resilience: Unit (Modulus of Resilience), kJ/m3 1280 to 1590
330
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 28 to 29
27
Strength to Weight: Bending, points 24 to 25
23
Thermal Diffusivity, mm2/s 10 to 14
3.3
Thermal Shock Resistance, points 23 to 24
17