MakeItFrom.com
Menu (ESC)

S39277 Stainless Steel vs. S32654 Stainless Steel

Both S39277 stainless steel and S32654 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% of their average alloy composition in common.

For each property being compared, the top bar is S39277 stainless steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 28
45
Fatigue Strength, MPa 480
450
Poisson's Ratio 0.27
0.28
Reduction in Area, % 57
46
Shear Modulus, GPa 80
82
Shear Strength, MPa 600
590
Tensile Strength: Ultimate (UTS), MPa 930
850
Tensile Strength: Yield (Proof), MPa 660
490

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 16
11
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
34
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.2
6.4
Embodied Energy, MJ/kg 59
87
Embodied Water, L/kg 180
220

Common Calculations

PREN (Pitting Resistance) 43
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
330
Resilience: Unit (Modulus of Resilience), kJ/m3 1070
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 33
29
Strength to Weight: Bending, points 27
25
Thermal Diffusivity, mm2/s 4.2
2.9
Thermal Shock Resistance, points 26
19

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.020
Chromium (Cr), % 24 to 26
24 to 25
Copper (Cu), % 1.2 to 2.0
0.3 to 0.6
Iron (Fe), % 56.8 to 64.3
38.3 to 45.3
Manganese (Mn), % 0 to 0.8
2.0 to 4.0
Molybdenum (Mo), % 3.0 to 4.0
7.0 to 8.0
Nickel (Ni), % 6.5 to 8.0
21 to 23
Nitrogen (N), % 0.23 to 0.33
0.45 to 0.55
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.0020
0 to 0.0050
Tungsten (W), % 0.8 to 1.2
0