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S30415 Stainless Steel vs. EN 1.4031 Stainless Steel

Both S30415 stainless steel and EN 1.4031 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 S30415 stainless steel and the bottom bar is EN 1.4031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
11 to 13
Fatigue Strength, MPa 300
220 to 400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 470
400 to 540
Tensile Strength: Ultimate (UTS), MPa 670
670 to 900
Tensile Strength: Yield (Proof), MPa 330
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 940
770
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
30
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.1
1.9
Embodied Energy, MJ/kg 43
27
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 21
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
77 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 280
380 to 1360
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
24 to 32
Strength to Weight: Bending, points 22
22 to 27
Thermal Diffusivity, mm2/s 5.6
8.1
Thermal Shock Resistance, points 15
23 to 32

Alloy Composition

Carbon (C), % 0.040 to 0.060
0.36 to 0.42
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
12.5 to 14.5
Iron (Fe), % 67.8 to 71.8
83 to 87.1
Manganese (Mn), % 0 to 0.8
0 to 1.0
Nickel (Ni), % 9.0 to 10
0
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015