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EN 1.4596 Stainless Steel vs. EN 1.3555 Steel

Both EN 1.4596 stainless steel and EN 1.3555 steel are iron alloys. They have 85% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4596 stainless steel and the bottom bar is EN 1.3555 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
770

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 790
540
Melting Completion (Liquidus), °C 1450
1500
Melting Onset (Solidus), °C 1410
1450
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 15
11
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.5
5.6
Embodied Energy, MJ/kg 48
81
Embodied Water, L/kg 130
90

Common Calculations

PREN (Pitting Resistance) 19
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 36 to 56
27
Strength to Weight: Bending, points 29 to 39
23
Thermal Shock Resistance, points 35 to 54
22

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0.1 to 0.15
Chromium (Cr), % 11.5 to 12.5
3.9 to 4.3
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 73.4 to 76.4
85.4 to 87.7
Manganese (Mn), % 0 to 0.1
0.15 to 0.35
Molybdenum (Mo), % 1.9 to 2.2
4.0 to 4.5
Nickel (Ni), % 9.2 to 10.2
3.2 to 3.6
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.010
0 to 0.015
Silicon (Si), % 0 to 0.1
0.1 to 0.25
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0.28 to 0.4
0
Tungsten (W), % 0
0 to 0.15
Vanadium (V), % 0
1.0 to 1.3