MakeItFrom.com
Menu (ESC)

ACI-ASTM CG12 Steel vs. S82122 Stainless Steel

Both ACI-ASTM CG12 steel and S82122 stainless 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 ACI-ASTM CG12 steel and the bottom bar is S82122 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
34
Fatigue Strength, MPa 190
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
78
Tensile Strength: Ultimate (UTS), MPa 550
680
Tensile Strength: Yield (Proof), MPa 220
450

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 1040
990
Melting Completion (Liquidus), °C 1410
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 18
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 48
37
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 22
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
210
Resilience: Unit (Modulus of Resilience), kJ/m3 120
510
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
25
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 12
19

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.030
Chromium (Cr), % 20 to 23
20.5 to 21.5
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 60.3 to 70
68.9 to 75.4
Manganese (Mn), % 0 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 0
0 to 0.6
Nickel (Ni), % 10 to 13
1.5 to 2.5
Nitrogen (N), % 0
0.15 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 0.75
Sulfur (S), % 0 to 0.040
0 to 0.020