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ASTM Grade HK Steel vs. AWS BVPd-1

ASTM grade HK 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 ASTM grade HK steel and the bottom bar is AWS BVPd-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
150
Poisson's Ratio 0.27
0.37
Shear Modulus, GPa 79
56
Tensile Strength: Ultimate (UTS), MPa 500
240

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Melting Completion (Liquidus), °C 1400
1240
Melting Onset (Solidus), °C 1350
1230
Specific Heat Capacity, J/kg-K 480
310
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
11

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 18
6.1
Strength to Weight: Bending, points 18
7.9
Thermal Shock Resistance, points 11
9.8

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0.2 to 0.6
0 to 0.0050
Chromium (Cr), % 24 to 28
0
Cobalt (Co), % 0
33.9 to 36
Iron (Fe), % 44.8 to 57.8
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 18 to 22
0 to 0.060
Palladium (Pd), % 0
64 to 66
Phosphorus (P), % 0 to 0.040
0 to 0.0020
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
0 to 0.0010