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EN 1.7383 Steel vs. EN 1.8945 Steel

Both EN 1.7383 steel and EN 1.8945 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.7383 steel and the bottom bar is EN 1.8945 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 23
16
Fatigue Strength, MPa 210 to 270
260
Impact Strength: V-Notched Charpy, J 38
30
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 350 to 380
350
Tensile Strength: Ultimate (UTS), MPa 560 to 610
580
Tensile Strength: Yield (Proof), MPa 300 to 400
390

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
420
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
42
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
2.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.5
Embodied Energy, MJ/kg 23
19
Embodied Water, L/kg 59
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
82
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 420
410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20 to 22
20
Strength to Weight: Bending, points 19 to 20
20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 16 to 18
17

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0 to 0.15
Chromium (Cr), % 2.0 to 2.5
0.25 to 1.4
Copper (Cu), % 0 to 0.3
0.2 to 0.6
Iron (Fe), % 94.3 to 96.6
95.1 to 99.5
Manganese (Mn), % 0.4 to 0.8
0 to 1.1
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.3
0 to 0.7
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.025
0.050 to 0.16
Silicon (Si), % 0 to 0.5
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.040