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EN 1.7390 Steel vs. EN 1.1132 Steel

Both EN 1.7390 steel and EN 1.1132 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.7390 steel and the bottom bar is EN 1.1132 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
110 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
12 to 24
Fatigue Strength, MPa 310
180 to 280
Poisson's Ratio 0.29
0.29
Reduction in Area, % 50
63 to 73
Shear Modulus, GPa 74
73
Shear Strength, MPa 440
260 to 310
Tensile Strength: Ultimate (UTS), MPa 710
370 to 490
Tensile Strength: Yield (Proof), MPa 480
240 to 400

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 510
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
18
Embodied Water, L/kg 69
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
38 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 600
160 to 430
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
13 to 17
Strength to Weight: Bending, points 23
15 to 18
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 20
12 to 16

Alloy Composition

Carbon (C), % 0 to 0.18
0.13 to 0.17
Chromium (Cr), % 4.0 to 6.0
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 91.9 to 95.3
98.6 to 99.57
Manganese (Mn), % 0.3 to 0.8
0.3 to 0.6
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.025