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EN 1.7131 Steel vs. S35135 Stainless Steel

Both EN 1.7131 steel and S35135 stainless steel are iron alloys. They have a modest 38% of their average alloy composition in common, which, by itself, doesn't mean much. 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 EN 1.7131 steel and the bottom bar is S35135 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 470 to 1390
590

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
37
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.8
Embodied Energy, MJ/kg 19
94
Embodied Water, L/kg 51
220

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 49
20
Strength to Weight: Bending, points 17 to 35
19
Thermal Shock Resistance, points 14 to 41
13

Alloy Composition

Carbon (C), % 0.14 to 0.19
0 to 0.080
Chromium (Cr), % 0.8 to 1.1
20 to 25
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 96.8 to 98.1
28.3 to 45
Manganese (Mn), % 1.0 to 1.3
0 to 1.0
Molybdenum (Mo), % 0
4.0 to 4.8
Nickel (Ni), % 0
30 to 38
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.3
0.6 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0
0.4 to 1.0