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S46500 Stainless Steel vs. S32304 Stainless Steel

Both S46500 stainless steel and S32304 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 28 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 S46500 stainless steel and the bottom bar is S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 2.3 to 14
28
Fatigue Strength, MPa 550 to 890
330
Poisson's Ratio 0.28
0.27
Rockwell C Hardness 29 to 54
28
Shear Modulus, GPa 75
79
Shear Strength, MPa 730 to 1120
440
Tensile Strength: Ultimate (UTS), MPa 1260 to 1930
670
Tensile Strength: Yield (Proof), MPa 1120 to 1810
460

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 680
440
Maximum Temperature: Mechanical, °C 780
1050
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
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
7.7
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 51
40
Embodied Water, L/kg 120
160

Common Calculations

PREN (Pitting Resistance) 15
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 210
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 44 to 68
24
Strength to Weight: Bending, points 33 to 44
22
Thermal Shock Resistance, points 44 to 67
18

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 11 to 12.5
21.5 to 24.5
Copper (Cu), % 0
0.050 to 0.6
Iron (Fe), % 72.6 to 76.1
65 to 75.4
Manganese (Mn), % 0 to 0.25
0 to 2.5
Molybdenum (Mo), % 0.75 to 1.3
0.050 to 0.6
Nickel (Ni), % 10.7 to 11.3
3.0 to 5.5
Nitrogen (N), % 0 to 0.010
0.050 to 0.2
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.5 to 1.8
0