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EN 1.4439 Stainless Steel vs. EN 1.7016 Steel

Both EN 1.4439 stainless steel and EN 1.7016 steel are iron alloys. They have 65% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4439 stainless steel and the bottom bar is EN 1.7016 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
130 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 680
450 to 1390

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 980
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.2
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 61
19
Embodied Water, L/kg 160
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
16 to 49
Strength to Weight: Bending, points 22
17 to 35
Thermal Diffusivity, mm2/s 3.8
12
Thermal Shock Resistance, points 15
13 to 41

Alloy Composition

Carbon (C), % 0 to 0.030
0.14 to 0.2
Chromium (Cr), % 16.5 to 18.5
0.7 to 1.0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 58.7 to 66.9
97.3 to 98.6
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 12.5 to 14.5
0
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.025