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ACI-ASTM CG3M Steel vs. SAE-AISI 1212 Steel

Both ACI-ASTM CG3M steel and SAE-AISI 1212 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG3M steel and the bottom bar is SAE-AISI 1212 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
140 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
11 to 28
Fatigue Strength, MPa 200
200 to 290
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 580
440 to 620
Tensile Strength: Yield (Proof), MPa 270
260 to 460

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1020
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 20
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 56
18
Embodied Water, L/kg 160
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
64 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
180 to 560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
15 to 22
Strength to Weight: Bending, points 20
16 to 20
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 13
14 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.13
Chromium (Cr), % 18 to 21
0
Iron (Fe), % 58.9 to 70
98.5 to 99.07
Manganese (Mn), % 0 to 1.5
0.7 to 1.0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0.070 to 0.12
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.040
0.16 to 0.23