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EN 1.4959 Stainless Steel vs. AWS BAg-9

EN 1.4959 stainless steel belongs to the iron alloys classification, while AWS BAg-9 belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is EN 1.4959 stainless steel and the bottom bar is AWS BAg-9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
82
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 77
31
Tensile Strength: Ultimate (UTS), MPa 630
140

Thermal Properties

Latent Heat of Fusion, J/g 300
130
Melting Completion (Liquidus), °C 1400
720
Melting Onset (Solidus), °C 1350
670
Specific Heat Capacity, J/kg-K 480
290
Thermal Expansion, µm/m-K 15
20

Otherwise Unclassified Properties

Density, g/cm3 8.0
9.6
Embodied Energy, MJ/kg 76
980

Common Calculations

Stiffness to Weight: Axial, points 14
4.8
Stiffness to Weight: Bending, points 24
15
Strength to Weight: Axial, points 22
4.1
Strength to Weight: Bending, points 20
6.3
Thermal Shock Resistance, points 15
6.0

Alloy Composition

Aluminum (Al), % 0.25 to 0.65
0
Carbon (C), % 0.050 to 0.1
0
Chromium (Cr), % 19 to 22
0
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
19 to 21
Iron (Fe), % 39.4 to 50.5
0
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 30 to 34
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.7
0
Silver (Ag), % 0
64 to 66
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.25 to 0.65
0
Zinc (Zn), % 0
13 to 17
Residuals, % 0
0 to 0.15