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AISI 301L Stainless Steel vs. S41045 Stainless Steel

Both AISI 301L stainless steel and S41045 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 33 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 301L stainless steel and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 50
25
Fatigue Strength, MPa 240 to 530
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 440 to 660
280
Tensile Strength: Ultimate (UTS), MPa 620 to 1040
430
Tensile Strength: Yield (Proof), MPa 250 to 790
230

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 410
430
Maximum Temperature: Mechanical, °C 890
740
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
29
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
8.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.2
Embodied Energy, MJ/kg 39
31
Embodied Water, L/kg 130
100

Common Calculations

PREN (Pitting Resistance) 19
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
92
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1580
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22 to 37
16
Strength to Weight: Bending, points 21 to 29
16
Thermal Diffusivity, mm2/s 4.1
7.8
Thermal Shock Resistance, points 14 to 24
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 16 to 18
12 to 13
Iron (Fe), % 70.7 to 78
83.8 to 88
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 6.0 to 8.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0 to 0.2
0 to 0.030
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030