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N08332 Stainless Steel vs. S30530 Stainless Steel

Both N08332 stainless steel and S30530 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 74% of their average alloy composition in common.

For each property being compared, the top bar is N08332 stainless steel and the bottom bar is S30530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
46
Fatigue Strength, MPa 170
210
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 77
79
Shear Modulus, GPa 76
77
Shear Strength, MPa 350
410
Tensile Strength: Ultimate (UTS), MPa 520
590
Tensile Strength: Yield (Proof), MPa 210
230

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1050
970
Melting Completion (Liquidus), °C 1390
1410
Melting Onset (Solidus), °C 1340
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 32
18
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.4
3.4
Embodied Energy, MJ/kg 77
48
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 19
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
210
Resilience: Unit (Modulus of Resilience), kJ/m3 110
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.1
4.1
Thermal Shock Resistance, points 12
13

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.080
Chromium (Cr), % 17 to 20
17 to 20.5
Copper (Cu), % 0 to 1.0
0.75 to 3.5
Iron (Fe), % 38.3 to 48.2
58.4 to 72.5
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 34 to 37
8.5 to 11.5
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.75 to 1.5
0.5 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tin (Sn), % 0 to 0.025
0