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AISI 415 Stainless Steel vs. S41003 Stainless Steel

Both AISI 415 stainless steel and S41003 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 415 stainless steel and the bottom bar is S41003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
21
Fatigue Strength, MPa 430
200
Poisson's Ratio 0.28
0.28
Rockwell C Hardness 28
17
Shear Modulus, GPa 76
76
Shear Strength, MPa 550
320
Tensile Strength: Ultimate (UTS), MPa 900
520
Tensile Strength: Yield (Proof), MPa 700
310

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 390
390
Maximum Temperature: Mechanical, °C 780
720
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 24
27
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
7.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.9
Embodied Energy, MJ/kg 35
27
Embodied Water, L/kg 110
97

Common Calculations

PREN (Pitting Resistance) 15
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
92
Resilience: Unit (Modulus of Resilience), kJ/m3 1250
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 26
18
Thermal Diffusivity, mm2/s 6.4
7.2
Thermal Shock Resistance, points 33
19

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 11.5 to 14
10.5 to 12.5
Iron (Fe), % 77.8 to 84
83.4 to 89.5
Manganese (Mn), % 0.5 to 1.0
0 to 1.5
Molybdenum (Mo), % 0.5 to 1.0
0
Nickel (Ni), % 3.5 to 5.5
0 to 1.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030