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EN 1.8888 Steel vs. EN 1.4600 Stainless Steel

Both EN 1.8888 steel and EN 1.4600 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.8888 steel and the bottom bar is EN 1.4600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
23
Fatigue Strength, MPa 470
290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 510
360
Tensile Strength: Ultimate (UTS), MPa 830
580
Tensile Strength: Yield (Proof), MPa 720
430

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 420
730
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
27
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.9
2.0
Embodied Energy, MJ/kg 26
28
Embodied Water, L/kg 54
100

Common Calculations

PREN (Pitting Resistance) 2.0
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
470
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
21
Strength to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 11
7.3
Thermal Shock Resistance, points 24
21

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 0 to 1.5
11 to 13
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
82 to 87.7
Manganese (Mn), % 0 to 1.7
1.0 to 2.5
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 0 to 2.5
0.3 to 1.0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0 to 0.025
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 0 to 0.050
0 to 0.35
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0