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EN 1.7767 Steel vs. S41041 Stainless Steel

Both EN 1.7767 steel and S41041 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 33 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 1.7767 steel and the bottom bar is S41041 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
17
Fatigue Strength, MPa 320 to 340
350
Impact Strength: V-Notched Charpy, J 46
31
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 420 to 430
560
Tensile Strength: Ultimate (UTS), MPa 670 to 690
910
Tensile Strength: Yield (Proof), MPa 460 to 500
580

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 480
740
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
29
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
8.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.2
Embodied Energy, MJ/kg 33
31
Embodied Water, L/kg 64
100

Common Calculations

PREN (Pitting Resistance) 6.4
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
860
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
32
Strength to Weight: Bending, points 22
27
Thermal Diffusivity, mm2/s 11
7.8
Thermal Shock Resistance, points 19 to 20
33

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.1 to 0.15
0.13 to 0.18
Chromium (Cr), % 2.8 to 3.3
11.5 to 13
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
84.5 to 87.8
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.6
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.2
Nickel (Ni), % 0 to 0.25
0 to 0.5
Niobium (Nb), % 0 to 0.070
0.15 to 0.45
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.15
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.3
0