MakeItFrom.com
Menu (ESC)

S31655 Stainless Steel vs. EN 1.4150 Stainless Steel

Both S31655 stainless steel and EN 1.4150 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 85% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S31655 stainless steel and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
20
Fatigue Strength, MPa 300
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 490
460
Tensile Strength: Ultimate (UTS), MPa 710
730
Tensile Strength: Yield (Proof), MPa 350
430

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 430
390
Maximum Temperature: Mechanical, °C 1010
840
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 15
23
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 17
8.5
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.3
2.8
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 160
120

Common Calculations

PREN (Pitting Resistance) 27
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
120
Resilience: Unit (Modulus of Resilience), kJ/m3 310
470
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
27
Strength to Weight: Bending, points 23
24
Thermal Diffusivity, mm2/s 4.0
6.2
Thermal Shock Resistance, points 16
27

Alloy Composition

Carbon (C), % 0 to 0.030
0.45 to 0.6
Chromium (Cr), % 19.5 to 21.5
15 to 16.5
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 63.2 to 71.9
79 to 82.8
Manganese (Mn), % 0 to 2.0
0 to 0.8
Molybdenum (Mo), % 0.5 to 1.5
0.2 to 0.4
Nickel (Ni), % 8.0 to 9.5
0 to 0.4
Nitrogen (N), % 0.14 to 0.25
0.050 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
1.3 to 1.7
Sulfur (S), % 0 to 0.015
0 to 0.010
Vanadium (V), % 0
0.2 to 0.4