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AWS BAg-37 vs. EN 1.7729 Steel

AWS BAg-37 belongs to the otherwise unclassified metals classification, while EN 1.7729 steel belongs to the iron alloys. There are 17 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 AWS BAg-37 and the bottom bar is EN 1.7729 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 94
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 180
910

Thermal Properties

Latent Heat of Fusion, J/g 150
250
Melting Completion (Liquidus), °C 780
1470
Melting Onset (Solidus), °C 690
1430
Specific Heat Capacity, J/kg-K 350
470
Thermal Expansion, µm/m-K 21
13

Otherwise Unclassified Properties

Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 26
3.3
Embodied Energy, MJ/kg 410
49

Common Calculations

Stiffness to Weight: Axial, points 6.1
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 5.9
32
Strength to Weight: Bending, points 8.3
27
Thermal Shock Resistance, points 6.6
27

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.080
Arsenic (As), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0
0.17 to 0.23
Chromium (Cr), % 0
0.9 to 1.2
Copper (Cu), % 39 to 41
0 to 0.2
Iron (Fe), % 0
94.8 to 97
Manganese (Mn), % 0
0.35 to 0.75
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 24 to 26
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.5 to 2.5
0 to 0.020
Titanium (Ti), % 0
0.070 to 0.15
Vanadium (V), % 0
0.6 to 0.8
Zinc (Zn), % 31 to 35
0
Residuals, % 0 to 0.15
0