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N08366 Stainless Steel vs. ACI-ASTM CG12 Steel

Both N08366 stainless steel and ACI-ASTM CG12 steel are iron alloys. They have 80% 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 N08366 stainless steel and the bottom bar is ACI-ASTM CG12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
160
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
40
Fatigue Strength, MPa 190
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 590
550
Tensile Strength: Yield (Proof), MPa 240
220

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 1100
1040
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
18
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
3.3
Embodied Energy, MJ/kg 84
48
Embodied Water, L/kg 200
160

Common Calculations

PREN (Pitting Resistance) 42
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
180
Resilience: Unit (Modulus of Resilience), kJ/m3 150
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 3.4
4.0
Thermal Shock Resistance, points 13
12

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.12
Chromium (Cr), % 20 to 22
20 to 23
Iron (Fe), % 42.4 to 50.5
60.3 to 70
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 23.5 to 25.5
10 to 13
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040