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AWS BVPd-1 vs. SAE-AISI 4137 Steel

AWS BVPd-1 belongs to the otherwise unclassified metals classification, while SAE-AISI 4137 steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is AWS BVPd-1 and the bottom bar is SAE-AISI 4137 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Poisson's Ratio 0.37
0.29
Shear Modulus, GPa 56
73
Tensile Strength: Ultimate (UTS), MPa 240
550

Thermal Properties

Latent Heat of Fusion, J/g 200
250
Melting Completion (Liquidus), °C 1240
1460
Melting Onset (Solidus), °C 1230
1420
Specific Heat Capacity, J/kg-K 310
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Density, g/cm3 11
7.8

Common Calculations

Stiffness to Weight: Axial, points 7.7
13
Stiffness to Weight: Bending, points 16
24
Strength to Weight: Axial, points 6.1
20
Strength to Weight: Bending, points 7.9
19
Thermal Shock Resistance, points 9.8
18

Alloy Composition

Cadmium (Cd), % 0 to 0.0010
0
Carbon (C), % 0 to 0.0050
0.35 to 0.4
Chromium (Cr), % 0
0.8 to 1.1
Cobalt (Co), % 33.9 to 36
0
Iron (Fe), % 0
96.9 to 97.9
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0.7 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 0.060
0
Palladium (Pd), % 64 to 66
0
Phosphorus (P), % 0 to 0.0020
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 0 to 0.0010
0