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S44700 Stainless Steel vs. S35115 Stainless Steel

Both S44700 stainless steel and S35115 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S44700 stainless steel and the bottom bar is S35115 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
210
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
46
Fatigue Strength, MPa 300
280
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 82
79
Shear Strength, MPa 380
470
Tensile Strength: Ultimate (UTS), MPa 600
670
Tensile Strength: Yield (Proof), MPa 450
310

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 18
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
4.8
Embodied Energy, MJ/kg 49
67
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 42
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
250
Resilience: Unit (Modulus of Resilience), kJ/m3 480
240
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
22
Thermal Shock Resistance, points 19
15

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 28 to 30
23 to 25
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
47.6 to 55.8
Manganese (Mn), % 0 to 0.3
0 to 1.0
Molybdenum (Mo), % 3.5 to 4.2
1.5 to 2.5
Nickel (Ni), % 0 to 0.15
19 to 22
Nitrogen (N), % 0 to 0.020
0.2 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.2
0.5 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.015