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EN 1.4558 Stainless Steel vs. EN 1.7335 Steel

Both EN 1.4558 stainless steel and EN 1.7335 steel are iron alloys. They have 45% 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 1.4558 stainless steel and the bottom bar is EN 1.7335 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
21 to 22
Fatigue Strength, MPa 170
200 to 220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 350
310 to 330
Tensile Strength: Ultimate (UTS), MPa 510
500 to 520
Tensile Strength: Yield (Proof), MPa 200
280 to 310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1400
1470
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
44
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.5
1.6
Embodied Energy, MJ/kg 77
21
Embodied Water, L/kg 200
52

Common Calculations

PREN (Pitting Resistance) 22
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
91 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 100
210 to 260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 3.1
12
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0.15 to 0.45
0
Carbon (C), % 0 to 0.030
0.080 to 0.18
Chromium (Cr), % 20 to 23
0.7 to 1.2
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 39.2 to 47.9
96.4 to 98.4
Manganese (Mn), % 0 to 1.0
0.4 to 1.0
Molybdenum (Mo), % 0
0.4 to 0.6
Nickel (Ni), % 32 to 35
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.6
0