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EN 1.4303 Stainless Steel vs. EN 1.7016 Steel

Both EN 1.4303 stainless steel and EN 1.7016 steel are iron alloys. They have 70% 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 1.4303 stainless steel and the bottom bar is EN 1.7016 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
130 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 590 to 900
450 to 1390

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 17
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.4
Embodied Energy, MJ/kg 46
19
Embodied Water, L/kg 150
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
16 to 49
Strength to Weight: Bending, points 20 to 26
17 to 35
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 13 to 20
13 to 41

Alloy Composition

Carbon (C), % 0 to 0.060
0.14 to 0.2
Chromium (Cr), % 17 to 19
0.7 to 1.0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 64.8 to 72
97.3 to 98.6
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Nickel (Ni), % 11 to 13
0
Nitrogen (N), % 0 to 0.1
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

Comparable Variants