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EN 1.3553 Steel vs. EN 1.4931 Steel

Both EN 1.3553 steel and EN 1.4931 steel are iron alloys. They have 89% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, 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 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
240
Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 720
810

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 540
600
Melting Completion (Liquidus), °C 1620
1460
Melting Onset (Solidus), °C 1570
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 24
24
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
8.5
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 8.5
2.9
Embodied Energy, MJ/kg 130
42
Embodied Water, L/kg 96
100

Common Calculations

PREN (Pitting Resistance) 31
16
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
29
Strength to Weight: Bending, points 21
25
Thermal Diffusivity, mm2/s 6.4
6.5
Thermal Shock Resistance, points 21
22

Alloy Composition

Carbon (C), % 0.78 to 0.86
0.2 to 0.26
Chromium (Cr), % 3.9 to 4.3
11.3 to 12.2
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 80.7 to 83.7
83.2 to 86.8
Manganese (Mn), % 0 to 0.4
0.5 to 0.8
Molybdenum (Mo), % 4.7 to 5.2
1.0 to 1.2
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.020
Tungsten (W), % 6.0 to 6.7
0 to 0.5
Vanadium (V), % 1.7 to 2.0
0.25 to 0.35