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EN 1.7335 Steel vs. EN 1.3549 Stainless Steel

Both EN 1.7335 steel and EN 1.3549 stainless steel are iron alloys. They have 82% 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 1.7335 steel and the bottom bar is EN 1.3549 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 160
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 500 to 520
730

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
910
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
21
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
10
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.6
2.6
Embodied Energy, MJ/kg 21
37
Embodied Water, L/kg 52
130

Common Calculations

PREN (Pitting Resistance) 2.7
22
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
27
Strength to Weight: Bending, points 18
24
Thermal Diffusivity, mm2/s 12
5.6
Thermal Shock Resistance, points 15
26

Alloy Composition

Carbon (C), % 0.080 to 0.18
0.85 to 1.0
Chromium (Cr), % 0.7 to 1.2
17 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.4 to 98.4
77.5 to 82
Manganese (Mn), % 0.4 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.6
0.9 to 1.3
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Vanadium (V), % 0
0.070 to 0.12