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EN 1.4527 Stainless Steel vs. N08320 Stainless Steel

Both EN 1.4527 stainless steel and N08320 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have a moderately high 91% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4527 stainless steel and the bottom bar is N08320 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
40
Fatigue Strength, MPa 170
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 480
580
Tensile Strength: Yield (Proof), MPa 190
220

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 430
430
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1410
1400
Melting Onset (Solidus), °C 1360
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 32
28
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 5.6
4.9
Embodied Energy, MJ/kg 78
69
Embodied Water, L/kg 210
200

Common Calculations

PREN (Pitting Resistance) 29
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
180
Resilience: Unit (Modulus of Resilience), kJ/m3 95
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 4.0
3.3
Thermal Shock Resistance, points 12
13

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.050
Chromium (Cr), % 19 to 22
21 to 23
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 37.4 to 48.5
40.4 to 50
Manganese (Mn), % 0 to 1.5
0 to 2.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 27.5 to 30.5
25 to 27
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030