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S32003 Stainless Steel vs. AISI 347 Stainless Steel

Both S32003 stainless steel and AISI 347 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S32003 stainless steel and the bottom bar is AISI 347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
160 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
34 to 46
Fatigue Strength, MPa 370
220 to 270
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 480
430 to 460
Tensile Strength: Ultimate (UTS), MPa 730
610 to 690
Tensile Strength: Yield (Proof), MPa 510
240 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 430
480
Maximum Temperature: Mechanical, °C 1010
870
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 14
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
3.6
Embodied Energy, MJ/kg 42
52
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 29
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
190 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 660
150 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26
22 to 25
Strength to Weight: Bending, points 23
20 to 22
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 21
13 to 15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 19.5 to 22.5
17 to 19
Iron (Fe), % 68.2 to 75.9
64.1 to 74
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 3.0 to 4.0
9.0 to 13
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0.14 to 0.2
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030