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N08811 Stainless Steel vs. ACI-ASTM CG3M Steel

Both N08811 stainless steel and ACI-ASTM CG3M steel are iron alloys. They have 77% of their average alloy composition in common. 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 N08811 stainless steel and the bottom bar is ACI-ASTM CG3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33
28
Fatigue Strength, MPa 150
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 510
580
Tensile Strength: Yield (Proof), MPa 190
270

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 490
420
Maximum Temperature: Mechanical, °C 1100
1020
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 30
20
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.3
4.1
Embodied Energy, MJ/kg 76
56
Embodied Water, L/kg 200
160

Common Calculations

PREN (Pitting Resistance) 21
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 94
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.0
4.1
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0.060 to 0.1
0 to 0.030
Chromium (Cr), % 19 to 23
18 to 21
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 39.5 to 50.6
58.9 to 70
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 30 to 35
9.0 to 13
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 0.15 to 0.6
0