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EN 1.4005 Stainless Steel vs. Grade CW6M Nickel

EN 1.4005 stainless steel belongs to the iron alloys classification, while grade CW6M nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4005 stainless steel and the bottom bar is grade CW6M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 13 to 21
29
Fatigue Strength, MPa 240 to 290
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 630 to 750
560
Tensile Strength: Yield (Proof), MPa 370 to 500
310

Thermal Properties

Latent Heat of Fusion, J/g 270
330
Maximum Temperature: Mechanical, °C 760
970
Melting Completion (Liquidus), °C 1440
1530
Melting Onset (Solidus), °C 1400
1470
Specific Heat Capacity, J/kg-K 480
430
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
65
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.0
13
Embodied Energy, MJ/kg 28
170
Embodied Water, L/kg 100
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
140
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
220
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 23 to 27
18
Strength to Weight: Bending, points 21 to 24
17
Thermal Shock Resistance, points 23 to 27
16

Alloy Composition

Carbon (C), % 0.060 to 0.15
0 to 0.070
Chromium (Cr), % 12 to 14
17 to 20
Iron (Fe), % 82.4 to 87.8
0 to 3.0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.6
17 to 20
Nickel (Ni), % 0
54.9 to 66
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0 to 0.030