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EN 1.7767 Steel vs. S34565 Stainless Steel

Both EN 1.7767 steel and S34565 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 32 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 1.7767 steel and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
200
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 20
39
Fatigue Strength, MPa 320 to 340
400
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
80
Shear Strength, MPa 420 to 430
610
Tensile Strength: Ultimate (UTS), MPa 670 to 690
900
Tensile Strength: Yield (Proof), MPa 460 to 500
470

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 480
1100
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
28
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.4
5.3
Embodied Energy, MJ/kg 33
73
Embodied Water, L/kg 64
210

Common Calculations

PREN (Pitting Resistance) 6.4
47
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
300
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
540
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
26
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 19 to 20
22

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.030
Chromium (Cr), % 2.8 to 3.3
23 to 25
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
43.2 to 51.6
Manganese (Mn), % 0.3 to 0.6
5.0 to 7.0
Molybdenum (Mo), % 0.9 to 1.1
4.0 to 5.0
Nickel (Ni), % 0 to 0.25
16 to 18
Niobium (Nb), % 0 to 0.070
0 to 0.1
Nitrogen (N), % 0 to 0.012
0.4 to 0.6
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.15
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.3
0