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S44536 Stainless Steel vs. S35140 Stainless Steel

Both S44536 stainless steel and S35140 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 71% of their average alloy composition in common.

For each property being compared, the top bar is S44536 stainless steel and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
34
Fatigue Strength, MPa 190
250
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 79
88
Shear Modulus, GPa 78
78
Shear Strength, MPa 290
460
Tensile Strength: Ultimate (UTS), MPa 460
690
Tensile Strength: Yield (Proof), MPa 280
310

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 560
500
Maximum Temperature: Mechanical, °C 990
1100
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 21
14
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.8
5.5
Embodied Energy, MJ/kg 41
78
Embodied Water, L/kg 140
190

Common Calculations

PREN (Pitting Resistance) 22
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
190
Resilience: Unit (Modulus of Resilience), kJ/m3 200
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 5.6
3.7
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.1
Chromium (Cr), % 20 to 23
20 to 22
Iron (Fe), % 72.8 to 80
44.1 to 52.7
Manganese (Mn), % 0 to 1.0
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0 to 0.5
25 to 27
Niobium (Nb), % 0.050 to 0.8
0.25 to 0.75
Nitrogen (N), % 0 to 0.015
0.080 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.8
0