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EN 1.7219 Steel vs. EN 1.0117 Steel

Both EN 1.7219 steel and EN 1.0117 steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.7219 steel and the bottom bar is EN 1.0117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
25
Fatigue Strength, MPa 340
160
Impact Strength: V-Notched Charpy, J 57
31
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 400
270
Tensile Strength: Ultimate (UTS), MPa 650
430
Tensile Strength: Yield (Proof), MPa 490
220

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
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 44
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
1.9
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 20
18
Embodied Water, L/kg 51
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
88
Resilience: Unit (Modulus of Resilience), kJ/m3 650
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0.22 to 0.29
0 to 0.19
Chromium (Cr), % 0.9 to 1.2
0
Copper (Cu), % 0 to 0.3
0 to 0.6
Iron (Fe), % 96.7 to 98.2
97.6 to 100
Manganese (Mn), % 0.5 to 0.8
0 to 1.5
Molybdenum (Mo), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.35
0
Sulfur (S), % 0 to 0.010
0 to 0.035