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S45500 Stainless Steel vs. AWS ER90S-B9

Both S45500 stainless steel and AWS ER90S-B9 are iron alloys. They have 86% of their average alloy composition in common. There are 23 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 S45500 stainless steel and the bottom bar is AWS ER90S-B9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 3.4 to 11
18
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 1370 to 1850
690
Tensile Strength: Yield (Proof), MPa 1240 to 1700
470

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 17
7.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.8
2.6
Embodied Energy, MJ/kg 57
37
Embodied Water, L/kg 120
91

Common Calculations

PREN (Pitting Resistance) 13
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 190
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 48 to 65
25
Strength to Weight: Bending, points 35 to 42
22
Thermal Shock Resistance, points 48 to 64
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.050
0.070 to 0.13
Chromium (Cr), % 11 to 12.5
8.0 to 10.5
Copper (Cu), % 1.5 to 2.5
0 to 0.2
Iron (Fe), % 71.5 to 79.2
84.4 to 90.7
Manganese (Mn), % 0 to 0.5
0 to 1.2
Molybdenum (Mo), % 0 to 0.5
0.85 to 1.2
Nickel (Ni), % 7.5 to 9.5
0 to 0.8
Niobium (Nb), % 0 to 0.5
0.020 to 0.1
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 0.5
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.8 to 1.4
0
Vanadium (V), % 0
0.15 to 0.3
Residuals, % 0
0 to 0.5