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AWS BAg-21 vs. EN 1.4557 Stainless Steel

AWS BAg-21 belongs to the otherwise unclassified metals classification, while EN 1.4557 stainless steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-21 and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 85
200
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 31
80
Tensile Strength: Ultimate (UTS), MPa 150
560

Thermal Properties

Latent Heat of Fusion, J/g 140
300
Melting Completion (Liquidus), °C 800
1460
Melting Onset (Solidus), °C 690
1420
Specific Heat Capacity, J/kg-K 280
460
Thermal Expansion, µm/m-K 19
17

Otherwise Unclassified Properties

Density, g/cm3 9.8
8.0
Embodied Energy, MJ/kg 970
76

Common Calculations

Stiffness to Weight: Axial, points 4.8
14
Stiffness to Weight: Bending, points 15
24
Strength to Weight: Axial, points 4.2
19
Strength to Weight: Bending, points 6.4
19
Thermal Shock Resistance, points 6.6
12

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19.5 to 20.5
Copper (Cu), % 27.5 to 29.5
0.5 to 1.0
Iron (Fe), % 0
49.5 to 56.3
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 2.0 to 3.0
17.5 to 19.5
Nitrogen (N), % 0
0.18 to 0.24
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 62 to 64
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 5.0 to 7.0
0
Residuals, % 0 to 0.15
0