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EN 1.7335 Steel vs. EN 1.4590 Stainless Steel

Both EN 1.7335 steel and EN 1.4590 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, 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 1.4590 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21 to 22
26
Fatigue Strength, MPa 200 to 220
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 310 to 330
310
Tensile Strength: Ultimate (UTS), MPa 500 to 520
480
Tensile Strength: Yield (Proof), MPa 280 to 310
270

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 430
860
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
26
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
11
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.6
2.5
Embodied Energy, MJ/kg 21
37
Embodied Water, L/kg 52
120

Common Calculations

PREN (Pitting Resistance) 2.7
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 97
110
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 260
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 12
7.0
Thermal Shock Resistance, points 15
17

Alloy Composition

Carbon (C), % 0.080 to 0.18
0 to 0.030
Chromium (Cr), % 0.7 to 1.2
16 to 17.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.4 to 98.4
79.7 to 83.7
Manganese (Mn), % 0.4 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.6
0
Niobium (Nb), % 0
0.35 to 0.55
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 0.015
Zirconium (Zr), % 0
0 to 0.15