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AWS BAg-5 vs. ASTM Grade HD Steel

AWS BAg-5 belongs to the otherwise unclassified metals classification, while ASTM grade HD steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-5 and the bottom bar is ASTM grade HD steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 88
200
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 33
80
Tensile Strength: Ultimate (UTS), MPa 150
590

Thermal Properties

Latent Heat of Fusion, J/g 140
310
Melting Completion (Liquidus), °C 740
1410
Melting Onset (Solidus), °C 660
1370
Specific Heat Capacity, J/kg-K 320
490
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 44
3.1
Embodied Energy, MJ/kg 700
45

Common Calculations

Stiffness to Weight: Axial, points 5.4
15
Stiffness to Weight: Bending, points 16
26
Strength to Weight: Axial, points 4.6
21
Strength to Weight: Bending, points 6.9
20
Thermal Shock Resistance, points 5.9
19

Alloy Composition

Carbon (C), % 0
0 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 29 to 31
0
Iron (Fe), % 0
58.4 to 70
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
4.0 to 7.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 44 to 46
0
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 23 to 27
0
Residuals, % 0 to 0.15
0