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AISI 446 Stainless Steel vs. SAE-AISI 1095 Steel

Both AISI 446 stainless steel and SAE-AISI 1095 steel are iron alloys. They have 74% of their average alloy composition in common. There are 32 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 AISI 446 stainless steel and the bottom bar is SAE-AISI 1095 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
10 to 11
Fatigue Strength, MPa 200
310 to 370
Poisson's Ratio 0.27
0.29
Reduction in Area, % 50
28 to 45
Shear Modulus, GPa 79
72
Shear Strength, MPa 360
400 to 540
Tensile Strength: Ultimate (UTS), MPa 570
680 to 900
Tensile Strength: Yield (Proof), MPa 300
500 to 590

Thermal Properties

Latent Heat of Fusion, J/g 290
240
Maximum Temperature: Mechanical, °C 1180
400
Melting Completion (Liquidus), °C 1510
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
47
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.4
Embodied Energy, MJ/kg 35
19
Embodied Water, L/kg 150
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
63 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 230
660 to 930
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 21
24 to 32
Strength to Weight: Bending, points 20
22 to 26
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 19
22 to 29

Alloy Composition

Carbon (C), % 0 to 0.2
0.9 to 1.0
Chromium (Cr), % 23 to 27
0
Iron (Fe), % 69.2 to 77
98.4 to 98.8
Manganese (Mn), % 0 to 1.5
0.3 to 0.5
Nickel (Ni), % 0 to 0.75
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050