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EN 1.6956 Steel vs. N08926 Stainless Steel

Both EN 1.6956 steel and N08926 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.6956 steel and the bottom bar is N08926 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 9.6
40
Fatigue Strength, MPa 680
290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 730
500
Tensile Strength: Ultimate (UTS), MPa 1230
740
Tensile Strength: Yield (Proof), MPa 1120
330

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 440
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 46
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.2
6.2
Embodied Energy, MJ/kg 31
84
Embodied Water, L/kg 60
200

Common Calculations

PREN (Pitting Resistance) 2.8
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
240
Resilience: Unit (Modulus of Resilience), kJ/m3 3320
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 43
25
Strength to Weight: Bending, points 32
22
Thermal Diffusivity, mm2/s 12
3.2
Thermal Shock Resistance, points 36
16

Alloy Composition

Carbon (C), % 0.28 to 0.38
0 to 0.020
Chromium (Cr), % 1.0 to 1.7
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 92.4 to 95.3
41.7 to 50.4
Manganese (Mn), % 0.15 to 0.4
0 to 2.0
Molybdenum (Mo), % 0.3 to 0.6
6.0 to 7.0
Nickel (Ni), % 2.9 to 3.8
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.010
Vanadium (V), % 0.080 to 0.25
0