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SAE-AISI S4 Steel vs. EN 1.4713 Stainless Steel

Both SAE-AISI S4 steel and EN 1.4713 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S4 steel and the bottom bar is EN 1.4713 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
74
Tensile Strength: Ultimate (UTS), MPa 670 to 2140
520

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 44
23
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
4.6
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.0
1.7
Embodied Energy, MJ/kg 29
24
Embodied Water, L/kg 48
84

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 77
19
Strength to Weight: Bending, points 22 to 48
19
Thermal Diffusivity, mm2/s 12
6.2
Thermal Shock Resistance, points 20 to 65
18

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.0
Carbon (C), % 0.5 to 0.65
0 to 0.12
Chromium (Cr), % 0.1 to 0.5
6.0 to 8.0
Iron (Fe), % 95.2 to 96.9
88.8 to 93
Manganese (Mn), % 0.6 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.8 to 2.3
0.5 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0.15 to 0.35
0