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ACI-ASTM CA40 Steel vs. AWS BVPd-1

ACI-ASTM CA40 steel belongs to the iron alloys classification, while AWS BVPd-1 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA40 steel and the bottom bar is AWS BVPd-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
150
Poisson's Ratio 0.28
0.37
Shear Modulus, GPa 76
56
Tensile Strength: Ultimate (UTS), MPa 910
240

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Melting Completion (Liquidus), °C 1440
1240
Melting Onset (Solidus), °C 1500
1230
Specific Heat Capacity, J/kg-K 480
310
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Density, g/cm3 7.7
11

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 33
6.1
Strength to Weight: Bending, points 27
7.9
Thermal Shock Resistance, points 33
9.8

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0.2 to 0.4
0 to 0.0050
Chromium (Cr), % 11.5 to 14
0
Cobalt (Co), % 0
33.9 to 36
Iron (Fe), % 81.5 to 88.3
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 0.060
Palladium (Pd), % 0
64 to 66
Phosphorus (P), % 0 to 0.040
0 to 0.0020
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
0 to 0.0010