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S32760 Stainless Steel vs. S32950 Stainless Steel

Both S32760 stainless steel and S32950 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 94% 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 S32760 stainless steel and the bottom bar is S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
17
Fatigue Strength, MPa 450
330
Poisson's Ratio 0.27
0.27
Rockwell C Hardness 24
28
Shear Modulus, GPa 80
80
Shear Strength, MPa 550
480
Tensile Strength: Ultimate (UTS), MPa 850
780
Tensile Strength: Yield (Proof), MPa 620
550

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 450
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 22
17
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.1
3.4
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 42
37
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
120
Resilience: Unit (Modulus of Resilience), kJ/m3 930
730
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
28
Strength to Weight: Bending, points 25
24
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 23
21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26
26 to 29
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 57.6 to 65.8
60.3 to 69.4
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.0 to 4.0
1.0 to 2.5
Nickel (Ni), % 6.0 to 8.0
3.5 to 5.2
Nitrogen (N), % 0.2 to 0.3
0.15 to 0.35
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.010
Tungsten (W), % 0.5 to 1.0
0