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EN 1.4611 Stainless Steel vs. EN 1.7711 Steel

Both EN 1.4611 stainless steel and EN 1.7711 steel are iron alloys. They have 79% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4611 stainless steel and the bottom bar is EN 1.7711 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 21
16 to 22
Fatigue Strength, MPa 180
290 to 520
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 330
440 to 570
Tensile Strength: Ultimate (UTS), MPa 530
690 to 930
Tensile Strength: Yield (Proof), MPa 280
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 970
430
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 21
33
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.5
2.3
Embodied Energy, MJ/kg 36
32
Embodied Water, L/kg 140
54

Common Calculations

PREN (Pitting Resistance) 21
2.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
130 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 190
430 to 1690
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
24 to 33
Strength to Weight: Bending, points 19
22 to 27
Thermal Diffusivity, mm2/s 5.7
8.9
Thermal Shock Resistance, points 18
24 to 32

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.015
Carbon (C), % 0 to 0.030
0.36 to 0.44
Chromium (Cr), % 19 to 22
0.9 to 1.2
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 73.3 to 80.8
96 to 97.5
Manganese (Mn), % 0 to 1.0
0.45 to 0.85
Molybdenum (Mo), % 0 to 0.5
0.5 to 0.65
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.050
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.050
0 to 0.030
Titanium (Ti), % 0.2 to 1.0
0
Vanadium (V), % 0
0.25 to 0.35