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N08800 Stainless Steel vs. N08904 Stainless Steel

Both N08800 stainless steel and N08904 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is N08800 stainless steel and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 4.5 to 34
38
Fatigue Strength, MPa 150 to 390
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
79
Shear Strength, MPa 340 to 580
370
Tensile Strength: Ultimate (UTS), MPa 500 to 1000
540
Tensile Strength: Yield (Proof), MPa 190 to 830
240

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 490
430
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 14
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 30
32
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 5.3
5.8
Embodied Energy, MJ/kg 76
79
Embodied Water, L/kg 200
200

Common Calculations

PREN (Pitting Resistance) 21
37
Resilience: Ultimate (Unit Rupture Work), MJ/m3 42 to 160
170
Resilience: Unit (Modulus of Resilience), kJ/m3 96 to 1740
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 35
19
Strength to Weight: Bending, points 18 to 28
18
Thermal Diffusivity, mm2/s 3.0
3.1
Thermal Shock Resistance, points 13 to 25
12

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.1
0 to 0.020
Chromium (Cr), % 19 to 23
19 to 23
Copper (Cu), % 0 to 0.75
1.0 to 2.0
Iron (Fe), % 39.5 to 50.7
38.8 to 53
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 30 to 35
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.035
Titanium (Ti), % 0.15 to 0.6
0