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EN 1.4606 Stainless Steel vs. EN 1.7711 Steel

Both EN 1.4606 stainless steel and EN 1.7711 steel are iron alloys. They have 57% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4606 stainless steel and the bottom bar is EN 1.7711 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23 to 39
16 to 22
Fatigue Strength, MPa 240 to 420
290 to 520
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 410 to 640
440 to 570
Tensile Strength: Ultimate (UTS), MPa 600 to 1020
690 to 930
Tensile Strength: Yield (Proof), MPa 280 to 630
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 910
430
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
33
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 26
3.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
2.3
Embodied Energy, MJ/kg 87
32
Embodied Water, L/kg 170
54

Common Calculations

PREN (Pitting Resistance) 19
2.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
130 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 1010
430 to 1690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 36
24 to 33
Strength to Weight: Bending, points 20 to 28
22 to 27
Thermal Diffusivity, mm2/s 3.7
8.9
Thermal Shock Resistance, points 21 to 35
24 to 32

Alloy Composition

Aluminum (Al), % 0 to 0.35
0 to 0.015
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0.36 to 0.44
Chromium (Cr), % 13 to 16
0.9 to 1.2
Iron (Fe), % 49.2 to 59
96 to 97.5
Manganese (Mn), % 1.0 to 2.0
0.45 to 0.85
Molybdenum (Mo), % 1.0 to 1.5
0.5 to 0.65
Nickel (Ni), % 24 to 27
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.9 to 2.3
0
Vanadium (V), % 0.1 to 0.5
0.25 to 0.35