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SAE-AISI 1095 Steel vs. EN 1.4303 Stainless Steel

Both SAE-AISI 1095 steel and EN 1.4303 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, 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 1.4303 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
190 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 11
13 to 49
Fatigue Strength, MPa 310 to 370
220 to 320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Shear Strength, MPa 400 to 540
420 to 540
Tensile Strength: Ultimate (UTS), MPa 680 to 900
590 to 900
Tensile Strength: Yield (Proof), MPa 500 to 590
230 to 560

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 400
940
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.2
Embodied Energy, MJ/kg 19
46
Embodied Water, L/kg 45
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 84
110 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 930
140 to 800
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 32
21 to 32
Strength to Weight: Bending, points 22 to 26
20 to 26
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 22 to 29
13 to 20

Alloy Composition

Carbon (C), % 0.9 to 1.0
0 to 0.060
Chromium (Cr), % 0
17 to 19
Iron (Fe), % 98.4 to 98.8
64.8 to 72
Manganese (Mn), % 0.3 to 0.5
0 to 2.0
Nickel (Ni), % 0
11 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.015

Comparable Variants