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EN 1.7725 Steel vs. Grade 7 Babbitt Metal

EN 1.7725 steel belongs to the iron alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is EN 1.7725 steel and the bottom bar is grade 7 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250 to 300
23
Elastic (Young's, Tensile) Modulus, GPa 190
26
Poisson's Ratio 0.29
0.4
Shear Modulus, GPa 73
9.1
Tensile Strength: Yield (Proof), MPa 610 to 860
25

Thermal Properties

Latent Heat of Fusion, J/g 250
48
Melting Completion (Liquidus), °C 1460
270
Melting Onset (Solidus), °C 1420
240
Specific Heat Capacity, J/kg-K 470
150
Thermal Expansion, µm/m-K 13
26

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
23
Density, g/cm3 7.8
10
Embodied Carbon, kg CO2/kg material 1.8
4.4
Embodied Energy, MJ/kg 24
62
Embodied Water, L/kg 54
880

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 980 to 1940
12
Stiffness to Weight: Axial, points 13
1.4
Stiffness to Weight: Bending, points 24
9.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
14 to 16
Arsenic (As), % 0
0.3 to 0.6
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0.27 to 0.34
0
Chromium (Cr), % 1.3 to 1.7
0
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 95.7 to 97.5
0 to 0.1
Lead (Pb), % 0
71.9 to 76.4
Manganese (Mn), % 0.6 to 1.0
0
Molybdenum (Mo), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
9.3 to 10.7
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
0 to 0.0050