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EN 1.4567 Stainless Steel vs. EN 1.7703 Steel

Both EN 1.4567 stainless steel and EN 1.7703 steel are iron alloys. They have 70% of their average alloy composition in common. There are 33 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 1.4567 stainless steel and the bottom bar is EN 1.7703 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 240
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 51
20
Fatigue Strength, MPa 190 to 260
320 to 340
Impact Strength: V-Notched Charpy, J 91 to 110
46
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 390 to 490
420 to 430
Tensile Strength: Ultimate (UTS), MPa 550 to 780
670 to 690
Tensile Strength: Yield (Proof), MPa 200 to 390
460 to 500

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
460
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
39
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
4.2
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
2.5
Embodied Energy, MJ/kg 43
35
Embodied Water, L/kg 150
61

Common Calculations

PREN (Pitting Resistance) 19
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
120 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 400
570 to 650
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
19 to 20

Alloy Composition

Carbon (C), % 0 to 0.040
0.11 to 0.15
Chromium (Cr), % 17 to 19
2.0 to 2.5
Copper (Cu), % 3.0 to 4.0
0 to 0.2
Iron (Fe), % 63.3 to 71.5
94.6 to 96.4
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 8.5 to 10.5
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0 to 0.1
0 to 0.012
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35