MakeItFrom.com
Menu (ESC)

S15700 Stainless Steel vs. EN 1.8550 Steel

Both S15700 stainless steel and EN 1.8550 steel are iron alloys. They have 78% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S15700 stainless steel and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 460
300
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 1.1 to 29
11
Fatigue Strength, MPa 370 to 770
470
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 770 to 1070
600
Tensile Strength: Ultimate (UTS), MPa 1180 to 1890
1000
Tensile Strength: Yield (Proof), MPa 500 to 1770
760

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 870
440
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
40
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.7
Embodied Energy, MJ/kg 47
23
Embodied Water, L/kg 140
67

Common Calculations

PREN (Pitting Resistance) 23
2.3
Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 270
100
Resilience: Unit (Modulus of Resilience), kJ/m3 640 to 4660
1550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 42 to 67
36
Strength to Weight: Bending, points 32 to 43
29
Thermal Diffusivity, mm2/s 4.2
11
Thermal Shock Resistance, points 39 to 63
29

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0.8 to 1.2
Carbon (C), % 0 to 0.090
0.3 to 0.37
Chromium (Cr), % 14 to 16
1.5 to 1.8
Iron (Fe), % 69.6 to 76.8
94.4 to 96.3
Manganese (Mn), % 0 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 2.0 to 3.0
0.15 to 0.25
Nickel (Ni), % 6.5 to 7.7
0.85 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035