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ASTM A572 Steel vs. S44735 Stainless Steel

Both ASTM A572 steel and S44735 stainless steel are iron alloys. There are 27 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 ASTM A572 steel and the bottom bar is S44735 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 190
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 18 to 25
21
Fatigue Strength, MPa 240 to 340
300
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
82
Shear Strength, MPa 300 to 380
390
Tensile Strength: Ultimate (UTS), MPa 470 to 620
630
Tensile Strength: Yield (Proof), MPa 330 to 510
460

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
21
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
4.4
Embodied Energy, MJ/kg 22
61
Embodied Water, L/kg 47
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 690
520
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 17 to 22
23
Strength to Weight: Bending, points 17 to 21
21
Thermal Shock Resistance, points 14 to 18
20