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S30615 Stainless Steel vs. S35115 Stainless Steel

Both S30615 stainless steel and S35115 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 86% 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 S30615 stainless steel and the bottom bar is S35115 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 39
46
Fatigue Strength, MPa 270
280
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 84
86
Shear Modulus, GPa 75
79
Shear Strength, MPa 470
470
Tensile Strength: Ultimate (UTS), MPa 690
670
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 340
310
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1370
1420
Melting Onset (Solidus), °C 1320
1370
Specific Heat Capacity, J/kg-K 500
480
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 19
26
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.7
4.8
Embodied Energy, MJ/kg 53
67
Embodied Water, L/kg 170
190

Common Calculations

PREN (Pitting Resistance) 18
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
250
Resilience: Unit (Modulus of Resilience), kJ/m3 260
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
24
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 3.7
3.9
Thermal Shock Resistance, points 16
15

Alloy Composition

Aluminum (Al), % 0.8 to 1.5
0
Carbon (C), % 0.16 to 0.24
0 to 0.030
Chromium (Cr), % 17 to 19.5
23 to 25
Iron (Fe), % 56.7 to 65.3
47.6 to 55.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
1.5 to 2.5
Nickel (Ni), % 13.5 to 16
19 to 22
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 3.2 to 4.0
0.5 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.015