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EN 1.4658 Stainless Steel vs. Grade CU5MCuC Nickel

EN 1.4658 stainless steel belongs to the iron alloys classification, while grade CU5MCuC nickel belongs to the nickel alloys. They have 63% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4658 stainless steel and the bottom bar is grade CU5MCuC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
22
Fatigue Strength, MPa 530
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 900
580
Tensile Strength: Yield (Proof), MPa 730
270

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
45
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 4.5
7.7
Embodied Energy, MJ/kg 61
110
Embodied Water, L/kg 200
230

Common Calculations

PREN (Pitting Resistance) 49
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
190
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32
20
Strength to Weight: Bending, points 26
19
Thermal Shock Resistance, points 24
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 26 to 29
19.5 to 23.5
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
1.5 to 3.5
Iron (Fe), % 50.9 to 63.7
22.2 to 37.9
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
2.5 to 3.5
Nickel (Ni), % 5.5 to 9.5
38 to 44
Niobium (Nb), % 0
0.6 to 1.2
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030