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ASTM A588 Steel vs. S35315 Stainless Steel

Both ASTM A588 steel and S35315 stainless steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A588 steel and the bottom bar is S35315 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
46
Fatigue Strength, MPa 270
280
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Shear Strength, MPa 350
520
Tensile Strength: Ultimate (UTS), MPa 550
740
Tensile Strength: Yield (Proof), MPa 390
300

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
330
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1410 to 1420
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43 to 44
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 2.5
34
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
5.7
Embodied Energy, MJ/kg 20 to 22
81
Embodied Water, L/kg 50 to 51
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
270
Resilience: Unit (Modulus of Resilience), kJ/m3 400
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
26
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 12
3.1
Thermal Shock Resistance, points 16
17