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S45503 Stainless Steel vs. S32003 Stainless Steel

Both S45503 stainless steel and S32003 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S45503 stainless steel and the bottom bar is S32003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 410 to 500
250
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6 to 6.8
28
Fatigue Strength, MPa 710 to 800
370
Poisson's Ratio 0.28
0.27
Rockwell C Hardness 46 to 54
27
Shear Modulus, GPa 75
79
Shear Strength, MPa 940 to 1070
480
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
730
Tensile Strength: Yield (Proof), MPa 1430 to 1700
510

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 640
430
Maximum Temperature: Mechanical, °C 760
1010
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
14
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
3.0
Embodied Energy, MJ/kg 48
42
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 13
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 57 to 65
26
Strength to Weight: Bending, points 39 to 43
23
Thermal Shock Resistance, points 56 to 64
21

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 11 to 12.5
19.5 to 22.5
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 72.4 to 78.9
68.2 to 75.9
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
1.5 to 2.0
Nickel (Ni), % 7.5 to 9.5
3.0 to 4.0
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 1.0 to 1.4
0