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Nickel 625 vs. EN 1.3967 Stainless Steel

Nickel 625 belongs to the nickel alloys classification, while EN 1.3967 stainless steel belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is nickel 625 and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 33 to 34
22
Fatigue Strength, MPa 240 to 320
240
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
79
Tensile Strength: Ultimate (UTS), MPa 790 to 910
690
Tensile Strength: Yield (Proof), MPa 320 to 450
350

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 980
1070
Melting Completion (Liquidus), °C 1350
1430
Melting Onset (Solidus), °C 1290
1380
Specific Heat Capacity, J/kg-K 440
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 80
25
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 14
4.8
Embodied Energy, MJ/kg 190
66
Embodied Water, L/kg 290
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
130
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 26 to 29
24
Strength to Weight: Bending, points 22 to 24
22
Thermal Shock Resistance, points 22 to 25
15

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 20 to 23
20 to 21.5
Cobalt (Co), % 0 to 1.0
0
Iron (Fe), % 0 to 5.0
50.3 to 57.8
Manganese (Mn), % 0 to 0.5
4.0 to 6.0
Molybdenum (Mo), % 8.0 to 10
3.0 to 3.5
Nickel (Ni), % 58 to 68.9
15 to 17
Niobium (Nb), % 3.2 to 4.2
0 to 0.25
Nitrogen (N), % 0
0.2 to 0.35
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.4
0