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S41041 Stainless Steel vs. S30815 Stainless Steel

Both S41041 stainless steel and S30815 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S41041 stainless steel and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
45
Fatigue Strength, MPa 350
320
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56
56
Shear Modulus, GPa 76
77
Shear Strength, MPa 560
480
Tensile Strength: Ultimate (UTS), MPa 910
680
Tensile Strength: Yield (Proof), MPa 580
350

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 740
1020
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 29
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.2
3.3
Embodied Energy, MJ/kg 31
47
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 13
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
260
Resilience: Unit (Modulus of Resilience), kJ/m3 860
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
25
Strength to Weight: Bending, points 27
22
Thermal Diffusivity, mm2/s 7.8
4.0
Thermal Shock Resistance, points 33
15

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.13 to 0.18
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 11.5 to 13
20 to 22
Iron (Fe), % 84.5 to 87.8
62.8 to 68.4
Manganese (Mn), % 0.4 to 0.6
0 to 0.8
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 0 to 0.5
10 to 12
Niobium (Nb), % 0.15 to 0.45
0
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
1.4 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030