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EN 1.3553 Steel vs. EN 1.4724 Stainless Steel

Both EN 1.3553 steel and EN 1.4724 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.3553 steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
75
Tensile Strength: Ultimate (UTS), MPa 720
550

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 540
850
Melting Completion (Liquidus), °C 1620
1430
Melting Onset (Solidus), °C 1570
1390
Specific Heat Capacity, J/kg-K 440
490
Thermal Conductivity, W/m-K 24
21
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 24
7.0
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 8.5
2.0
Embodied Energy, MJ/kg 130
28
Embodied Water, L/kg 96
110

Common Calculations

PREN (Pitting Resistance) 31
13
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
20
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 6.4
5.6
Thermal Shock Resistance, points 21
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0.78 to 0.86
0 to 0.12
Chromium (Cr), % 3.9 to 4.3
12 to 14
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 80.7 to 83.7
82.2 to 86.6
Manganese (Mn), % 0 to 0.4
0 to 1.0
Molybdenum (Mo), % 4.7 to 5.2
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0.7 to 1.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Tungsten (W), % 6.0 to 6.7
0
Vanadium (V), % 1.7 to 2.0
0