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EN 1.7016 Steel vs. EN 1.4945 Stainless Steel

Both EN 1.7016 steel and EN 1.4945 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.7016 steel and the bottom bar is EN 1.4945 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 170
200 to 220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 450 to 1390
640 to 740

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
920
Melting Completion (Liquidus), °C 1460
1490
Melting Onset (Solidus), °C 1420
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
14
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
30
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 1.4
5.0
Embodied Energy, MJ/kg 19
73
Embodied Water, L/kg 50
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 49
22 to 25
Strength to Weight: Bending, points 17 to 35
20 to 22
Thermal Diffusivity, mm2/s 12
3.7
Thermal Shock Resistance, points 13 to 41
14 to 16

Alloy Composition

Carbon (C), % 0.14 to 0.2
0.040 to 0.1
Chromium (Cr), % 0.7 to 1.0
15.5 to 17.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.3 to 98.6
57.9 to 65.7
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Nickel (Ni), % 0
15.5 to 17.5
Niobium (Nb), % 0
0.4 to 1.2
Nitrogen (N), % 0
0.060 to 0.14
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.3
0.3 to 0.6
Sulfur (S), % 0 to 0.025
0 to 0.015
Tungsten (W), % 0
2.5 to 3.5