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EN 1.0225 Steel vs. EN 1.7338 Steel

Both EN 1.0225 steel and EN 1.7338 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 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 1.0225 steel and the bottom bar is EN 1.7338 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 140
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 6.7 to 24
23
Fatigue Strength, MPa 170 to 220
220
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 280 to 290
310
Tensile Strength: Ultimate (UTS), MPa 440 to 500
490
Tensile Strength: Yield (Proof), MPa 230 to 380
300

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
430
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 52
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 18
21
Embodied Water, L/kg 46
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 95
97
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 390
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16 to 18
17
Strength to Weight: Bending, points 16 to 18
18
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 14 to 16
14

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.21
0 to 0.15
Chromium (Cr), % 0
1.0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 98 to 100
95.4 to 97.8
Manganese (Mn), % 0 to 1.4
0.3 to 0.6
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.35
0.5 to 1.0
Sulfur (S), % 0 to 0.045
0 to 0.010