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AISI 446 Stainless Steel vs. S30601 Stainless Steel

Both AISI 446 stainless steel and S30601 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% of their average alloy composition in common. There are 30 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 AISI 446 stainless steel and the bottom bar is S30601 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
37
Fatigue Strength, MPa 200
250
Poisson's Ratio 0.27
0.28
Reduction in Area, % 50
56
Shear Modulus, GPa 79
75
Shear Strength, MPa 360
450
Tensile Strength: Ultimate (UTS), MPa 570
660
Tensile Strength: Yield (Proof), MPa 300
300

Thermal Properties

Latent Heat of Fusion, J/g 290
370
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1180
950
Melting Completion (Liquidus), °C 1510
1360
Melting Onset (Solidus), °C 1430
1310
Specific Heat Capacity, J/kg-K 490
500
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
20
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.4
3.9
Embodied Energy, MJ/kg 35
55
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 27
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
200
Resilience: Unit (Modulus of Resilience), kJ/m3 230
230
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.015
Chromium (Cr), % 23 to 27
17 to 18
Copper (Cu), % 0
0 to 0.35
Iron (Fe), % 69.2 to 77
56.9 to 60.5
Manganese (Mn), % 0 to 1.5
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0 to 0.75
17 to 18
Nitrogen (N), % 0 to 0.25
0 to 0.050
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
5.0 to 5.6
Sulfur (S), % 0 to 0.030
0 to 0.013