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EN 1.4905 Stainless Steel vs. S21600 Stainless Steel

Both EN 1.4905 stainless steel and S21600 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (8, 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 S21600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
46
Fatigue Strength, MPa 330
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 460
500
Tensile Strength: Ultimate (UTS), MPa 740
710
Tensile Strength: Yield (Proof), MPa 510
390

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
420
Maximum Temperature: Mechanical, °C 660
990
Melting Completion (Liquidus), °C 1480
1420
Melting Onset (Solidus), °C 1440
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
17
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 40
50
Embodied Water, L/kg 90
160

Common Calculations

PREN (Pitting Resistance) 15
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
270
Resilience: Unit (Modulus of Resilience), kJ/m3 680
370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
25
Strength to Weight: Bending, points 23
23
Thermal Shock Resistance, points 25
15

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 0.080
Chromium (Cr), % 8.5 to 9.5
17.5 to 22
Iron (Fe), % 86.2 to 88.8
57.6 to 67.8
Manganese (Mn), % 0.3 to 0.6
7.5 to 9.0
Molybdenum (Mo), % 0.9 to 1.1
2.0 to 3.0
Nickel (Ni), % 0.1 to 0.4
5.0 to 7.0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.050 to 0.090
0.25 to 0.5
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0.1 to 0.5
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0