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S44627 Stainless Steel vs. S35140 Stainless Steel

Both S44627 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. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S44627 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, % 24
34
Fatigue Strength, MPa 200
250
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 79
88
Shear Modulus, GPa 80
78
Shear Strength, MPa 310
460
Tensile Strength: Ultimate (UTS), MPa 490
690
Tensile Strength: Yield (Proof), MPa 300
310

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 470
500
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
14
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 14
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.9
5.5
Embodied Energy, MJ/kg 41
78
Embodied Water, L/kg 160
190

Common Calculations

PREN (Pitting Resistance) 30
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
190
Resilience: Unit (Modulus of Resilience), kJ/m3 220
250
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 4.6
3.7
Thermal Shock Resistance, points 16
16

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.1
Chromium (Cr), % 25 to 27.5
20 to 22
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 69.2 to 74.2
44.1 to 52.7
Manganese (Mn), % 0 to 0.4
1.0 to 3.0
Molybdenum (Mo), % 0.75 to 1.5
1.0 to 2.0
Nickel (Ni), % 0 to 0.5
25 to 27
Niobium (Nb), % 0.050 to 0.2
0.25 to 0.75
Nitrogen (N), % 0 to 0.015
0.080 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030