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AWS BAg-21 vs. S41045 Stainless Steel

AWS BAg-21 belongs to the otherwise unclassified metals classification, while S41045 stainless steel belongs to the iron alloys. There are 16 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 AWS BAg-21 and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 85
190
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 31
76
Tensile Strength: Ultimate (UTS), MPa 150
430

Thermal Properties

Latent Heat of Fusion, J/g 140
270
Melting Completion (Liquidus), °C 800
1450
Melting Onset (Solidus), °C 690
1400
Specific Heat Capacity, J/kg-K 280
480
Thermal Expansion, µm/m-K 19
10

Otherwise Unclassified Properties

Density, g/cm3 9.8
7.8
Embodied Energy, MJ/kg 970
31

Common Calculations

Stiffness to Weight: Axial, points 4.8
14
Stiffness to Weight: Bending, points 15
25
Strength to Weight: Axial, points 4.2
16
Strength to Weight: Bending, points 6.4
16
Thermal Shock Resistance, points 6.6
16

Alloy Composition


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Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
12 to 13
Copper (Cu), % 27.5 to 29.5
0
Iron (Fe), % 0
83.8 to 88
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 2.0 to 3.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 62 to 64
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.0 to 7.0
0
Residuals, % 0 to 0.15
0