MakeItFrom.com
Menu (ESC)

Grade N7M Nickel vs. S17400 Stainless Steel

Grade N7M nickel belongs to the nickel alloys classification, while S17400 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade N7M nickel and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 22
11 to 21
Fatigue Strength, MPa 190
380 to 670
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 85
75
Tensile Strength: Ultimate (UTS), MPa 590
910 to 1390
Tensile Strength: Yield (Proof), MPa 310
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Mechanical, °C 900
850
Melting Completion (Liquidus), °C 1650
1440
Melting Onset (Solidus), °C 1590
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 9.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
14
Density, g/cm3 9.3
7.8
Embodied Carbon, kg CO2/kg material 16
2.7
Embodied Energy, MJ/kg 200
39
Embodied Water, L/kg 270
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 220
880 to 4060
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 18
32 to 49
Strength to Weight: Bending, points 17
27 to 35
Thermal Shock Resistance, points 19
30 to 46

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.070
Chromium (Cr), % 0 to 1.0
15 to 17
Copper (Cu), % 0
3.0 to 5.0
Iron (Fe), % 0 to 3.0
70.4 to 78.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 30 to 33
0
Nickel (Ni), % 60.9 to 70
3.0 to 5.0
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030