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EN 1.3537 Steel vs. S31655 Stainless Steel

Both EN 1.3537 steel and S31655 stainless steel are iron alloys. They have 70% 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 EN 1.3537 steel and the bottom bar is S31655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 220
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 620 to 730
710

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 440
1010
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 43
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
3.3
Embodied Energy, MJ/kg 21
46
Embodied Water, L/kg 54
160

Common Calculations

PREN (Pitting Resistance) 2.6
27
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 26
25
Strength to Weight: Bending, points 21 to 23
23
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 18 to 22
16

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0 to 0.030
Chromium (Cr), % 1.7 to 2.0
19.5 to 21.5
Copper (Cu), % 0 to 0.3
0 to 1.0
Iron (Fe), % 96.4 to 97.8
63.2 to 71.9
Manganese (Mn), % 0.25 to 0.45
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.3
0.5 to 1.5
Nickel (Ni), % 0
8.0 to 9.5
Nitrogen (N), % 0
0.14 to 0.25
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.15 to 0.45
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015