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EN 1.4618 Stainless Steel vs. N08330 Stainless Steel

Both EN 1.4618 stainless steel and N08330 stainless steel are iron alloys. They have 68% 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 EN 1.4618 stainless steel and the bottom bar is N08330 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 51
34
Fatigue Strength, MPa 240 to 250
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 480 to 500
360
Tensile Strength: Ultimate (UTS), MPa 680 to 700
550
Tensile Strength: Yield (Proof), MPa 250 to 260
230

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 900
1050
Melting Completion (Liquidus), °C 1400
1390
Melting Onset (Solidus), °C 1360
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 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 13
32
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.4
Embodied Energy, MJ/kg 39
77
Embodied Water, L/kg 150
190

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 280
150
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 170
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24 to 25
19
Strength to Weight: Bending, points 22 to 23
18
Thermal Diffusivity, mm2/s 4.0
3.1
Thermal Shock Resistance, points 15 to 16
13

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 16.5 to 18.5
17 to 20
Copper (Cu), % 1.0 to 2.5
0 to 1.0
Iron (Fe), % 62.7 to 72.5
38.3 to 48.3
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 5.5 to 9.5
0 to 2.0
Nickel (Ni), % 4.5 to 5.5
34 to 37
Nitrogen (N), % 0 to 0.15
0
Phosphorus (P), % 0 to 0.070
0 to 0.030
Silicon (Si), % 0 to 1.0
0.75 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Tin (Sn), % 0
0 to 0.025