MakeItFrom.com
Menu (ESC)

AISI 321 Stainless Steel vs. AWS BAu-5

AISI 321 stainless steel belongs to the iron alloys classification, while AWS BAu-5 belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is AISI 321 stainless steel and the bottom bar is AWS BAu-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Poisson's Ratio 0.28
0.37
Shear Modulus, GPa 77
50
Tensile Strength: Ultimate (UTS), MPa 590 to 690
210

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Melting Completion (Liquidus), °C 1430
1170
Melting Onset (Solidus), °C 1400
1140
Specific Heat Capacity, J/kg-K 480
280
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
13

Common Calculations

Stiffness to Weight: Axial, points 14
5.8
Stiffness to Weight: Bending, points 25
13
Strength to Weight: Axial, points 21 to 25
4.5
Strength to Weight: Bending, points 20 to 22
6.0
Thermal Shock Resistance, points 13 to 15
9.0

Alloy Composition

Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 17 to 19
0
Gold (Au), % 0
29.5 to 30.5
Iron (Fe), % 65.3 to 74
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 12
35.5 to 36.4
Nitrogen (N), % 0 to 0.1
0
Palladium (Pd), % 0
33.5 to 34.5
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0 to 0.7
0
Residuals, % 0
0 to 0.15