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Nickel 625 vs. N08800 Stainless Steel

Nickel 625 belongs to the nickel alloys classification, while N08800 stainless steel belongs to the iron alloys. They have 57% of their average alloy composition in common. There are 31 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 nickel 625 and the bottom bar is N08800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33 to 34
4.5 to 34
Fatigue Strength, MPa 240 to 320
150 to 390
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 530 to 600
340 to 580
Tensile Strength: Ultimate (UTS), MPa 790 to 910
500 to 1000
Tensile Strength: Yield (Proof), MPa 320 to 450
190 to 830

Thermal Properties

Curie Temperature, °C -200
-120
Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 980
1100
Melting Completion (Liquidus), °C 1350
1390
Melting Onset (Solidus), °C 1290
1360
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 80
30
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 14
5.3
Embodied Energy, MJ/kg 190
76
Embodied Water, L/kg 290
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
42 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
96 to 1740
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26 to 29
18 to 35
Strength to Weight: Bending, points 22 to 24
18 to 28
Thermal Diffusivity, mm2/s 2.9
3.0
Thermal Shock Resistance, points 22 to 25
13 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.4
0.15 to 0.6
Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 20 to 23
19 to 23
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0 to 5.0
39.5 to 50.7
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
30 to 35
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.015
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0 to 0.4
0.15 to 0.6

Comparable Variants