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Grade 300 Maraging Steel vs. AWS BVPd-1

Grade 300 maraging 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 (12, in this case) are not shown.

For each property being compared, the top bar is grade 300 maraging 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 0.3
0.37
Shear Modulus, GPa 75
56
Tensile Strength: Ultimate (UTS), MPa 1030 to 2030
240

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Melting Completion (Liquidus), °C 1480
1240
Melting Onset (Solidus), °C 1430
1230
Specific Heat Capacity, J/kg-K 450
310
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Density, g/cm3 8.2
11

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 23
16
Strength to Weight: Axial, points 35 to 68
6.1
Strength to Weight: Bending, points 28 to 43
7.9
Thermal Shock Resistance, points 31 to 62
9.8

Alloy Composition

Aluminum (Al), % 0.050 to 0.15
0
Boron (B), % 0 to 0.0030
0
Cadmium (Cd), % 0
0 to 0.0010
Calcium (Ca), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.0050
Cobalt (Co), % 8.5 to 9.5
33.9 to 36
Iron (Fe), % 65 to 68.4
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 4.6 to 5.2
0
Nickel (Ni), % 18 to 19
0 to 0.060
Palladium (Pd), % 0
64 to 66
Phosphorus (P), % 0 to 0.010
0 to 0.0020
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.5 to 0.8
0
Zinc (Zn), % 0
0 to 0.0010
Zirconium (Zr), % 0 to 0.020
0