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SAE-AISI 1095 Steel vs. EN 1.4347 Stainless Steel

Both SAE-AISI 1095 steel and EN 1.4347 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1095 steel and the bottom bar is EN 1.4347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 11
23
Fatigue Strength, MPa 310 to 370
320
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
79
Tensile Strength: Ultimate (UTS), MPa 680 to 900
660
Tensile Strength: Yield (Proof), MPa 500 to 590
480

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
16
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
3.1
Embodied Energy, MJ/kg 19
44
Embodied Water, L/kg 45
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 84
140
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 930
570
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 32
24
Strength to Weight: Bending, points 22 to 26
22
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 22 to 29
19

Alloy Composition

Carbon (C), % 0.9 to 1.0
0 to 0.050
Chromium (Cr), % 0
25 to 27
Iron (Fe), % 98.4 to 98.8
62.2 to 69.4
Manganese (Mn), % 0.3 to 0.5
0 to 1.5
Nickel (Ni), % 0
5.5 to 7.5
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0 to 0.050
0 to 0.020