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S32304 Stainless Steel vs. EN 1.6511 Steel

Both S32304 stainless steel and EN 1.6511 steel are iron alloys. They have 73% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S32304 stainless steel and the bottom bar is EN 1.6511 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
300
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
12
Fatigue Strength, MPa 330
480
Poisson's Ratio 0.27
0.29
Rockwell C Hardness 28
55
Shear Modulus, GPa 79
73
Shear Strength, MPa 440
600
Tensile Strength: Ultimate (UTS), MPa 670
990
Tensile Strength: Yield (Proof), MPa 460
770

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 1050
430
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
36
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
3.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.6
Embodied Energy, MJ/kg 40
21
Embodied Water, L/kg 160
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 520
1590
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
35
Strength to Weight: Bending, points 22
28
Thermal Diffusivity, mm2/s 4.0
9.9
Thermal Shock Resistance, points 18
29

Alloy Composition

Carbon (C), % 0 to 0.030
0.32 to 0.4
Chromium (Cr), % 21.5 to 24.5
0.9 to 1.2
Copper (Cu), % 0.050 to 0.6
0
Iron (Fe), % 65 to 75.4
95.6 to 97.2
Manganese (Mn), % 0 to 2.5
0.5 to 0.8
Molybdenum (Mo), % 0.050 to 0.6
0.15 to 0.3
Nickel (Ni), % 3.0 to 5.5
0.9 to 1.2
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035