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EN 1.4005 Stainless Steel vs. N08904 Stainless Steel

Both EN 1.4005 stainless steel and N08904 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 32 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 1.4005 stainless steel and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13 to 21
38
Fatigue Strength, MPa 240 to 290
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 390 to 450
370
Tensile Strength: Ultimate (UTS), MPa 630 to 750
540
Tensile Strength: Yield (Proof), MPa 370 to 500
240

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
430
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
32
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.0
5.8
Embodied Energy, MJ/kg 28
79
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 14
37
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
170
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 27
19
Strength to Weight: Bending, points 21 to 24
18
Thermal Diffusivity, mm2/s 8.1
3.1
Thermal Shock Resistance, points 23 to 27
12

Alloy Composition

Carbon (C), % 0.060 to 0.15
0 to 0.020
Chromium (Cr), % 12 to 14
19 to 23
Copper (Cu), % 0
1.0 to 2.0
Iron (Fe), % 82.4 to 87.8
38.8 to 53
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.6
4.0 to 5.0
Nickel (Ni), % 0
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.035