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EN 1.4905 Stainless Steel vs. S45500 Stainless Steel

Both EN 1.4905 stainless steel and S45500 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4905 stainless steel and the bottom bar is S45500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
3.4 to 11
Fatigue Strength, MPa 330
570 to 890
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Shear Strength, MPa 460
790 to 1090
Tensile Strength: Ultimate (UTS), MPa 740
1370 to 1850
Tensile Strength: Yield (Proof), MPa 510
1240 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 380
620
Maximum Temperature: Mechanical, °C 660
760
Melting Completion (Liquidus), °C 1480
1440
Melting Onset (Solidus), °C 1440
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
17
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.8
Embodied Energy, MJ/kg 40
57
Embodied Water, L/kg 90
120

Common Calculations

PREN (Pitting Resistance) 15
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
45 to 190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
48 to 65
Strength to Weight: Bending, points 23
35 to 42
Thermal Shock Resistance, points 25
48 to 64

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Boron (B), % 0.00050 to 0.0050
0
Carbon (C), % 0.090 to 0.13
0 to 0.050
Chromium (Cr), % 8.5 to 9.5
11 to 12.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 86.2 to 88.8
71.5 to 79.2
Manganese (Mn), % 0.3 to 0.6
0 to 0.5
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.5
Nickel (Ni), % 0.1 to 0.4
7.5 to 9.5
Niobium (Nb), % 0.060 to 0.1
0 to 0.5
Nitrogen (N), % 0.050 to 0.090
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0.1 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.8 to 1.4
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0