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EN 1.8958 Steel vs. EN 1.4016 Stainless Steel

Both EN 1.8958 steel and EN 1.4016 stainless steel are iron alloys. They have 83% 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 1.8958 steel and the bottom bar is EN 1.4016 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
22
Fatigue Strength, MPa 150
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 270
330
Tensile Strength: Ultimate (UTS), MPa 430
520
Tensile Strength: Yield (Proof), MPa 220
290

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
870
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 46
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
8.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.5
2.1
Embodied Energy, MJ/kg 19
29
Embodied Water, L/kg 50
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
95
Resilience: Unit (Modulus of Resilience), kJ/m3 130
210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15
19
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 13
19

Alloy Composition

Carbon (C), % 0 to 0.16
0 to 0.080
Chromium (Cr), % 0.35 to 0.85
16 to 18
Copper (Cu), % 0.2 to 0.6
0
Iron (Fe), % 96.5 to 99.3
79.9 to 84
Manganese (Mn), % 0.15 to 0.7
0 to 1.0
Nickel (Ni), % 0 to 0.7
0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.45
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015