MakeItFrom.com
Menu (ESC)

EN 1.4438 Stainless Steel vs. AWS BAg-8a

EN 1.4438 stainless steel belongs to the iron alloys classification, while AWS BAg-8a belongs to the otherwise unclassified metals. 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 EN 1.4438 stainless steel and the bottom bar is AWS BAg-8a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
83
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 79
31
Tensile Strength: Ultimate (UTS), MPa 620
150

Thermal Properties

Latent Heat of Fusion, J/g 290
140
Melting Completion (Liquidus), °C 1450
770
Melting Onset (Solidus), °C 1400
770
Specific Heat Capacity, J/kg-K 470
290
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Density, g/cm3 7.9
10

Common Calculations

Stiffness to Weight: Axial, points 14
4.6
Stiffness to Weight: Bending, points 25
15
Strength to Weight: Axial, points 22
4.2
Strength to Weight: Bending, points 20
6.3
Thermal Shock Resistance, points 14
6.7

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19.5
0
Copper (Cu), % 0
26.4 to 28.8
Iron (Fe), % 57.3 to 66.5
0
Lithium (Li), % 0
0.25 to 0.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 13 to 16
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
71 to 73
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.15