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AWS E430 vs. S38815 Stainless Steel

Both AWS E430 and S38815 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E430 and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
34
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 500
610

Thermal Properties

Latent Heat of Fusion, J/g 280
370
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 14
15

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
19
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 2.2
3.8
Embodied Energy, MJ/kg 31
54
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 18
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
21
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 15 to 18
13 to 15
Copper (Cu), % 0 to 0.75
0.75 to 1.5
Iron (Fe), % 77.8 to 85
56.1 to 67
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.75
0.75 to 1.5
Nickel (Ni), % 0 to 0.6
13 to 17
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.9
5.5 to 6.5
Sulfur (S), % 0 to 0.030
0 to 0.020