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AWS BVAg-29 vs. ACI-ASTM CB30 Steel

AWS BVAg-29 belongs to the otherwise unclassified metals classification, while ACI-ASTM CB30 steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-29 and the bottom bar is ACI-ASTM CB30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
200
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 27
77
Tensile Strength: Ultimate (UTS), MPa 180
500

Thermal Properties

Latent Heat of Fusion, J/g 120
290
Melting Completion (Liquidus), °C 710
1430
Melting Onset (Solidus), °C 620
1380
Specific Heat Capacity, J/kg-K 270
480
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Density, g/cm3 9.7
7.7

Common Calculations

Stiffness to Weight: Axial, points 4.2
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 5.2
18
Strength to Weight: Bending, points 7.3
18
Thermal Shock Resistance, points 8.8
17

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0 to 0.3
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 22.5 to 25.5
0 to 1.2
Indium (In), % 14 to 15
0
Iron (Fe), % 0
72.9 to 82
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0 to 0.0020
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Silver (Ag), % 60.5 to 62.5
0
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.0010
0