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AWS BAg-8 vs. EN 1.7390 Steel

AWS BAg-8 belongs to the otherwise unclassified metals classification, while EN 1.7390 steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (20, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-8 and the bottom bar is EN 1.7390 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 84
190
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 31
74
Tensile Strength: Ultimate (UTS), MPa 150
710

Thermal Properties

Latent Heat of Fusion, J/g 140
260
Melting Completion (Liquidus), °C 780
1460
Melting Onset (Solidus), °C 780
1420
Specific Heat Capacity, J/kg-K 280
470
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Density, g/cm3 10
7.8

Common Calculations

Stiffness to Weight: Axial, points 4.6
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 4.1
25
Strength to Weight: Bending, points 6.2
23
Thermal Shock Resistance, points 6.7
20

Alloy Composition

Carbon (C), % 0
0 to 0.18
Chromium (Cr), % 0
4.0 to 6.0
Copper (Cu), % 26.9 to 29
0
Iron (Fe), % 0
91.9 to 95.3
Manganese (Mn), % 0
0.3 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 71 to 73
0
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.15
0