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EN 1.4567 Stainless Steel vs. EN 1.7706 Steel

Both EN 1.4567 stainless steel and EN 1.7706 steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 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 1.4567 stainless steel and the bottom bar is EN 1.7706 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 51
17
Fatigue Strength, MPa 190 to 260
330
Impact Strength: V-Notched Charpy, J 91 to 110
30
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 550 to 780
690
Tensile Strength: Yield (Proof), MPa 200 to 390
500

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 930
440
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 16
3.7
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
2.3
Embodied Energy, MJ/kg 43
32
Embodied Water, L/kg 150
57

Common Calculations

PREN (Pitting Resistance) 19
4.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 400
670
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19 to 27
24
Strength to Weight: Bending, points 19 to 24
22
Thermal Diffusivity, mm2/s 3.0
11
Thermal Shock Resistance, points 12 to 17
20

Alloy Composition

Carbon (C), % 0 to 0.040
0.15 to 0.2
Chromium (Cr), % 17 to 19
1.2 to 1.5
Copper (Cu), % 3.0 to 4.0
0 to 0.3
Iron (Fe), % 63.3 to 71.5
94.7 to 97.1
Manganese (Mn), % 0 to 2.0
0.5 to 0.9
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 8.5 to 10.5
0 to 0.4
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0.2 to 0.3