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S20910 Stainless Steel vs. EN 1.1122 Steel

Both S20910 stainless steel and EN 1.1122 steel are iron alloys. They have 58% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is EN 1.1122 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
100 to 130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
12 to 21
Fatigue Strength, MPa 310 to 460
170 to 260
Poisson's Ratio 0.28
0.29
Reduction in Area, % 56 to 62
63 to 73
Shear Modulus, GPa 79
73
Shear Strength, MPa 500 to 570
240 to 290
Tensile Strength: Ultimate (UTS), MPa 780 to 940
340 to 460
Tensile Strength: Yield (Proof), MPa 430 to 810
240 to 370

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1080
400
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 13
51
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 22
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
1.4
Embodied Energy, MJ/kg 68
18
Embodied Water, L/kg 180
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
36 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
160 to 360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 33
12 to 16
Strength to Weight: Bending, points 24 to 27
14 to 17
Thermal Diffusivity, mm2/s 3.6
14
Thermal Shock Resistance, points 17 to 21
11 to 15

Alloy Composition

Carbon (C), % 0 to 0.060
0.080 to 0.12
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 52.1 to 62.1
98.7 to 99.62
Manganese (Mn), % 4.0 to 6.0
0.3 to 0.6
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 0.025
Silicon (Si), % 0 to 0.75
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants