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EN 1.4104 Stainless Steel vs. S30615 Stainless Steel

Both EN 1.4104 stainless steel and S30615 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4104 stainless steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 23
39
Fatigue Strength, MPa 230 to 310
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 400 to 450
470
Tensile Strength: Ultimate (UTS), MPa 630 to 750
690
Tensile Strength: Yield (Proof), MPa 350 to 560
310

Thermal Properties

Latent Heat of Fusion, J/g 280
340
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 860
960
Melting Completion (Liquidus), °C 1440
1370
Melting Onset (Solidus), °C 1390
1320
Specific Heat Capacity, J/kg-K 480
500
Thermal Conductivity, W/m-K 25
14
Thermal Expansion, µm/m-K 10
16

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
19
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.2
3.7
Embodied Energy, MJ/kg 30
53
Embodied Water, L/kg 120
170

Common Calculations

PREN (Pitting Resistance) 18
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 120
220
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 800
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23 to 27
25
Strength to Weight: Bending, points 21 to 24
23
Thermal Diffusivity, mm2/s 6.7
3.7
Thermal Shock Resistance, points 22 to 27
16

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0.1 to 0.17
0.16 to 0.24
Chromium (Cr), % 15.5 to 17.5
17 to 19.5
Iron (Fe), % 78.8 to 84.1
56.7 to 65.3
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0.2 to 0.6
0
Nickel (Ni), % 0
13.5 to 16
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
3.2 to 4.0
Sulfur (S), % 0.15 to 0.35
0 to 0.030