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S31277 Stainless Steel vs. EN 1.3518 Steel

Both S31277 stainless steel and EN 1.3518 steel are iron alloys. They have 43% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is EN 1.3518 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 860
630

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.4
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
1.5
Embodied Energy, MJ/kg 90
20
Embodied Water, L/kg 220
51

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
23
Strength to Weight: Bending, points 25
21
Thermal Shock Resistance, points 19
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.020
0.93 to 1.1
Chromium (Cr), % 20.5 to 23
0.9 to 1.2
Copper (Cu), % 0.5 to 1.5
0 to 0.3
Iron (Fe), % 35.5 to 46.2
96.3 to 97.8
Manganese (Mn), % 0 to 3.0
0.9 to 1.2
Molybdenum (Mo), % 6.5 to 8.0
0 to 0.1
Nickel (Ni), % 26 to 28
0
Nitrogen (N), % 0.3 to 0.4
0
Oxygen (O), % 0
0 to 0.0015
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0.45 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030