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ACI-ASTM CC50 Steel vs. AWS BAg-21

ACI-ASTM CC50 steel belongs to the iron alloys classification, while AWS BAg-21 belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CC50 steel and the bottom bar is AWS BAg-21.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
85
Poisson's Ratio 0.27
0.36
Shear Modulus, GPa 80
31
Tensile Strength: Ultimate (UTS), MPa 430
150

Thermal Properties

Latent Heat of Fusion, J/g 300
140
Melting Completion (Liquidus), °C 1420
800
Melting Onset (Solidus), °C 1370
690
Specific Heat Capacity, J/kg-K 490
280
Thermal Expansion, µm/m-K 11
19

Otherwise Unclassified Properties

Density, g/cm3 7.6
9.8
Embodied Energy, MJ/kg 39
970

Common Calculations

Stiffness to Weight: Axial, points 15
4.8
Stiffness to Weight: Bending, points 26
15
Strength to Weight: Axial, points 16
4.2
Strength to Weight: Bending, points 17
6.4
Thermal Shock Resistance, points 14
6.6

Alloy Composition

Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
27.5 to 29.5
Iron (Fe), % 62.9 to 74
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 4.0
2.0 to 3.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.5
0
Silver (Ag), % 0
62 to 64
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
5.0 to 7.0
Residuals, % 0
0 to 0.15