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EN 1.3541 Stainless Steel vs. EN 1.7703 Steel

Both EN 1.3541 stainless steel and EN 1.7703 steel are iron alloys. They have 88% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3541 stainless steel and the bottom bar is EN 1.7703 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Tensile Strength: Ultimate (UTS), MPa 710
670 to 690

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 770
460
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
39
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
4.2
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.9
2.5
Embodied Energy, MJ/kg 27
35
Embodied Water, L/kg 100
61

Common Calculations

PREN (Pitting Resistance) 14
5.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
24
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 8.1
11
Thermal Shock Resistance, points 26
19 to 20

Alloy Composition

Carbon (C), % 0.43 to 0.5
0.11 to 0.15
Chromium (Cr), % 12.5 to 14.5
2.0 to 2.5
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 83.4 to 87.5
94.6 to 96.4
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35