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S20910 Stainless Steel vs. EN 1.4742 Stainless Steel

Both S20910 stainless steel and EN 1.4742 stainless steel are iron alloys. They have 76% 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 S20910 stainless steel and the bottom bar is EN 1.4742 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 39
17
Fatigue Strength, MPa 310 to 460
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 500 to 570
370
Tensile Strength: Ultimate (UTS), MPa 780 to 940
600
Tensile Strength: Yield (Proof), MPa 430 to 810
300

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1080
1000
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 13
19
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
9.0
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 4.8
2.2
Embodied Energy, MJ/kg 68
32
Embodied Water, L/kg 180
130

Common Calculations

PREN (Pitting Resistance) 34
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
84
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
22
Strength to Weight: Bending, points 24 to 27
21
Thermal Diffusivity, mm2/s 3.6
5.1
Thermal Shock Resistance, points 17 to 21
21

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.060
0 to 0.12
Chromium (Cr), % 20.5 to 23.5
17 to 19
Iron (Fe), % 52.1 to 62.1
77.2 to 81.6
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0.7 to 1.4
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0.1 to 0.3
0