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EN 1.6771 Steel vs. N08332 Stainless Steel

Both EN 1.6771 steel and N08332 stainless steel are iron alloys. They have 49% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.6771 steel and the bottom bar is N08332 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 350
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 8.0 to 8.7
34
Fatigue Strength, MPa 440 to 680
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 930 to 1180
520
Tensile Strength: Yield (Proof), MPa 740 to 1140
210

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 440
1050
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
480
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 9.2
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
32
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.9
5.4
Embodied Energy, MJ/kg 25
77
Embodied Water, L/kg 58
190

Common Calculations

PREN (Pitting Resistance) 2.5
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 75 to 93
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1460 to 3450
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 33 to 41
18
Strength to Weight: Bending, points 27 to 31
18
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 27 to 35
12

Alloy Composition

Carbon (C), % 0.27 to 0.33
0.050 to 0.1
Chromium (Cr), % 0.8 to 1.2
17 to 20
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 92.2 to 95
38.3 to 48.2
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0.6 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.3 to 0.6
0
Nickel (Ni), % 3.0 to 4.0
34 to 37
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0.75 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.030
Tin (Sn), % 0
0 to 0.025