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S31277 Stainless Steel vs. EN 1.0038 Steel

Both S31277 stainless steel and EN 1.0038 steel are iron alloys. They have 43% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S31277 stainless steel and the bottom bar is EN 1.0038 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
23 to 25
Fatigue Strength, MPa 380
140 to 160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Shear Strength, MPa 600
240 to 270
Tensile Strength: Ultimate (UTS), MPa 860
380 to 430
Tensile Strength: Yield (Proof), MPa 410
200 to 220

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.1
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.7
1.4
Embodied Energy, MJ/kg 90
19
Embodied Water, L/kg 220
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
72 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 410
110 to 130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
13 to 15
Strength to Weight: Bending, points 25
15 to 16
Thermal Shock Resistance, points 19
12 to 13

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.23
Chromium (Cr), % 20.5 to 23
0 to 0.3
Copper (Cu), % 0.5 to 1.5
0 to 0.6
Iron (Fe), % 35.5 to 46.2
97.1 to 100
Manganese (Mn), % 0 to 3.0
0 to 1.5
Molybdenum (Mo), % 6.5 to 8.0
0 to 0.080
Nickel (Ni), % 26 to 28
0 to 0.3
Nitrogen (N), % 0.3 to 0.4
0 to 0.014
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.55
Sulfur (S), % 0 to 0.010
0 to 0.045