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SAE-AISI 1144 Steel vs. AWS BVPd-1

SAE-AISI 1144 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 SAE-AISI 1144 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 0.29
0.37
Shear Modulus, GPa 72
56
Tensile Strength: Ultimate (UTS), MPa 750 to 840
240

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Melting Completion (Liquidus), °C 1450
1240
Melting Onset (Solidus), °C 1410
1230
Specific Heat Capacity, J/kg-K 470
310
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
11

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 27 to 30
6.1
Strength to Weight: Bending, points 23 to 25
7.9
Thermal Shock Resistance, points 22 to 24
9.8

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0.4 to 0.48
0 to 0.0050
Cobalt (Co), % 0
33.9 to 36
Iron (Fe), % 97.5 to 98
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 1.4 to 1.7
0
Nickel (Ni), % 0
0 to 0.060
Palladium (Pd), % 0
64 to 66
Phosphorus (P), % 0 to 0.040
0 to 0.0020
Sulfur (S), % 0.24 to 0.33
0
Zinc (Zn), % 0
0 to 0.0010