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EN 1.7239 Steel vs. EN 1.7376 Steel

Both EN 1.7239 steel and EN 1.7376 steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 25 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 1.7239 steel and the bottom bar is EN 1.7376 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 480
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 660 to 1990
710

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 420
600
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 44
26
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.1
Embodied Energy, MJ/kg 20
29
Embodied Water, L/kg 50
88

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 71
25
Strength to Weight: Bending, points 21 to 45
23
Thermal Diffusivity, mm2/s 12
6.9
Thermal Shock Resistance, points 19 to 59
20

Alloy Composition

Carbon (C), % 0.56 to 0.64
0.12 to 0.19
Chromium (Cr), % 0.7 to 1.0
8.0 to 10
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 96.8 to 98
86.2 to 90.6
Manganese (Mn), % 0.7 to 1.0
0.35 to 0.65
Molybdenum (Mo), % 0.060 to 0.15
0.9 to 1.2
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0
0 to 0.050