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EN 1.4449 Stainless Steel vs. AWS BAg-20

EN 1.4449 stainless steel belongs to the iron alloys classification, while AWS BAg-20 belongs to the otherwise unclassified metals. 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 EN 1.4449 stainless steel and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
93
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 78
35
Tensile Strength: Ultimate (UTS), MPa 620
160

Thermal Properties

Latent Heat of Fusion, J/g 290
150
Melting Completion (Liquidus), °C 1440
770
Melting Onset (Solidus), °C 1400
680
Specific Heat Capacity, J/kg-K 470
340
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 3.9
30
Embodied Energy, MJ/kg 54
480

Common Calculations

Stiffness to Weight: Axial, points 14
6.0
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 22
5.1
Strength to Weight: Bending, points 20
7.6
Thermal Shock Resistance, points 14
5.9

Alloy Composition

Carbon (C), % 0 to 0.035
0
Chromium (Cr), % 17 to 18.2
0
Copper (Cu), % 0 to 1.0
37 to 39
Iron (Fe), % 62.4 to 69.3
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.3 to 2.8
0
Nickel (Ni), % 11.5 to 12.5
0
Nitrogen (N), % 0 to 0.080
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
29 to 31
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
30 to 34
Residuals, % 0
0 to 0.15