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AWS E430 vs. S45503 Stainless Steel

Both AWS E430 and S45503 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS E430 and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
4.6 to 6.8
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 500
1610 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
15
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.2
3.4
Embodied Energy, MJ/kg 31
48
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 18
13
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
57 to 65
Strength to Weight: Bending, points 18
39 to 43
Thermal Shock Resistance, points 13
56 to 64

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.010
Chromium (Cr), % 15 to 18
11 to 12.5
Copper (Cu), % 0 to 0.75
1.5 to 2.5
Iron (Fe), % 77.8 to 85
72.4 to 78.9
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.75
0 to 0.5
Nickel (Ni), % 0 to 0.6
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 0.9
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4