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EN 1.4008 Stainless Steel vs. AWS BAg-1a

EN 1.4008 stainless steel belongs to the iron alloys classification, while AWS BAg-1a belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is EN 1.4008 stainless steel and the bottom bar is AWS BAg-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
77
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
29
Tensile Strength: Ultimate (UTS), MPa 670
180

Thermal Properties

Latent Heat of Fusion, J/g 280
120
Melting Completion (Liquidus), °C 1450
640
Melting Onset (Solidus), °C 1400
630
Specific Heat Capacity, J/kg-K 480
280
Thermal Expansion, µm/m-K 11
22

Otherwise Unclassified Properties

Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 2.1
48
Embodied Energy, MJ/kg 30
760

Common Calculations

Stiffness to Weight: Axial, points 14
4.6
Stiffness to Weight: Bending, points 25
15
Strength to Weight: Axial, points 24
5.4
Strength to Weight: Bending, points 22
7.6
Thermal Shock Resistance, points 23
7.5

Alloy Composition

Cadmium (Cd), % 0
17 to 19
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 12 to 13.5
0
Copper (Cu), % 0
14.5 to 16.5
Iron (Fe), % 81.8 to 86.8
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.2 to 0.5
0
Nickel (Ni), % 1.0 to 2.0
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
49 to 51
Sulfur (S), % 0 to 0.025
0
Zinc (Zn), % 0
14.5 to 18.5
Residuals, % 0
0 to 0.15