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S32808 Stainless Steel vs. ACI-ASTM CG3M Steel

Both S32808 stainless steel and ACI-ASTM CG3M steel are iron alloys. They have 89% of their average alloy composition in common. There are 32 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 S32808 stainless steel and the bottom bar is ACI-ASTM CG3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
28
Fatigue Strength, MPa 350
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
79
Tensile Strength: Ultimate (UTS), MPa 780
580
Tensile Strength: Yield (Proof), MPa 570
270

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
420
Maximum Temperature: Mechanical, °C 1100
1020
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
20
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 4.0
4.1
Embodied Energy, MJ/kg 57
56
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 40
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 790
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
20
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 3.8
4.1
Thermal Shock Resistance, points 21
13

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 27 to 27.9
18 to 21
Iron (Fe), % 58.1 to 62.8
58.9 to 70
Manganese (Mn), % 0 to 1.1
0 to 1.5
Molybdenum (Mo), % 0.8 to 1.2
3.0 to 4.0
Nickel (Ni), % 7.0 to 8.2
9.0 to 13
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.040
Tungsten (W), % 2.1 to 2.5
0