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S20910 Stainless Steel vs. EN 1.7386 Steel

Both S20910 stainless steel and EN 1.7386 steel are iron alloys. They have 68% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is EN 1.7386 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
170 to 200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
18 to 21
Fatigue Strength, MPa 310 to 460
170 to 290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
75
Shear Strength, MPa 500 to 570
340 to 410
Tensile Strength: Ultimate (UTS), MPa 780 to 940
550 to 670
Tensile Strength: Yield (Proof), MPa 430 to 810
240 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1080
600
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
26
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 68
28
Embodied Water, L/kg 180
88

Common Calculations

PREN (Pitting Resistance) 34
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
92 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
150 to 490
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
20 to 24
Strength to Weight: Bending, points 24 to 27
19 to 22
Thermal Diffusivity, mm2/s 3.6
6.9
Thermal Shock Resistance, points 17 to 21
15 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.060
0.080 to 0.15
Chromium (Cr), % 20.5 to 23.5
8.0 to 10
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 52.1 to 62.1
86.8 to 90.5
Manganese (Mn), % 4.0 to 6.0
0.3 to 0.6
Molybdenum (Mo), % 1.5 to 3.0
0.9 to 1.1
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
0.25 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010
Vanadium (V), % 0.1 to 0.3
0

Comparable Variants