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EN 1.4872 Stainless Steel vs. S20910 Stainless Steel

Both EN 1.4872 stainless steel and S20910 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 31 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 EN 1.4872 stainless steel and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
14 to 39
Fatigue Strength, MPa 410
310 to 460
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
79
Shear Strength, MPa 620
500 to 570
Tensile Strength: Ultimate (UTS), MPa 950
780 to 940
Tensile Strength: Yield (Proof), MPa 560
430 to 810

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
460
Maximum Temperature: Mechanical, °C 1150
1080
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 17
22
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.3
4.8
Embodied Energy, MJ/kg 47
68
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 30
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 780
460 to 1640
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 35
28 to 33
Strength to Weight: Bending, points 28
24 to 27
Thermal Diffusivity, mm2/s 3.9
3.6
Thermal Shock Resistance, points 21
17 to 21

Alloy Composition

Carbon (C), % 0.2 to 0.3
0 to 0.060
Chromium (Cr), % 24 to 26
20.5 to 23.5
Iron (Fe), % 54.2 to 61.6
52.1 to 62.1
Manganese (Mn), % 8.0 to 10
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 6.0 to 8.0
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0.2 to 0.4
0.2 to 0.4
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3