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S38100 Stainless Steel vs. N08332 Stainless Steel

Both S38100 stainless steel and N08332 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is S38100 stainless steel and the bottom bar is N08332 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
34
Fatigue Strength, MPa 210
170
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 84
77
Shear Modulus, GPa 76
76
Shear Strength, MPa 400
350
Tensile Strength: Ultimate (UTS), MPa 580
520
Tensile Strength: Yield (Proof), MPa 230
210

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 970
1050
Melting Completion (Liquidus), °C 1400
1390
Melting Onset (Solidus), °C 1350
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 20
32
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.8
5.4
Embodied Energy, MJ/kg 54
77
Embodied Water, L/kg 160
190

Common Calculations

PREN (Pitting Resistance) 18
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
140
Resilience: Unit (Modulus of Resilience), kJ/m3 140
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 4.0
3.1
Thermal Shock Resistance, points 13
12

Alloy Composition

Carbon (C), % 0 to 0.080
0.050 to 0.1
Chromium (Cr), % 17 to 19
17 to 20
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 57.9 to 64
38.3 to 48.2
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 17.5 to 18.5
34 to 37
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 1.5 to 2.5
0.75 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tin (Sn), % 0
0 to 0.025