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AISI 334 Stainless Steel vs. AWS BVAg-18

AISI 334 stainless steel belongs to the iron alloys classification, while AWS BVAg-18 belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is AWS BVAg-18.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
82
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 77
30
Tensile Strength: Ultimate (UTS), MPa 540
180

Thermal Properties

Latent Heat of Fusion, J/g 290
140
Melting Completion (Liquidus), °C 1410
720
Melting Onset (Solidus), °C 1370
600
Specific Heat Capacity, J/kg-K 480
280
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Density, g/cm3 7.9
9.7
Embodied Carbon, kg CO2/kg material 4.1
59
Embodied Energy, MJ/kg 59
930

Common Calculations

Stiffness to Weight: Axial, points 14
4.7
Stiffness to Weight: Bending, points 25
15
Strength to Weight: Axial, points 19
5.1
Strength to Weight: Bending, points 19
7.3
Thermal Shock Resistance, points 12
8.1

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0 to 0.080
0 to 0.0050
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
28.5 to 31.5
Iron (Fe), % 55.7 to 62.7
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 19 to 21
0
Phosphorus (P), % 0 to 0.030
0 to 0.0020
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
59 to 61
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
9.5 to 10.5
Titanium (Ti), % 0.15 to 0.6
0
Zinc (Zn), % 0
0 to 0.0010