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EN 1.7703 Steel vs. EN 1.3542 Stainless Steel

Both EN 1.7703 steel and EN 1.3542 stainless 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 1.7703 steel and the bottom bar is EN 1.3542 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
220
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 670 to 690
720

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 460
770
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
29
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
7.5
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.0
Embodied Energy, MJ/kg 35
29
Embodied Water, L/kg 61
100

Common Calculations

PREN (Pitting Resistance) 5.6
15
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
26
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 11
7.9
Thermal Shock Resistance, points 19 to 20
26

Alloy Composition

Carbon (C), % 0.11 to 0.15
0.6 to 0.7
Chromium (Cr), % 2.0 to 2.5
12.5 to 14.5
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 94.6 to 96.4
82.7 to 87.5
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.75
Nickel (Ni), % 0 to 0.25
0
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0.25 to 0.35
0