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EN 1.7108 Steel vs. EN 1.3553 Steel

Both EN 1.7108 steel and EN 1.3553 steel are iron alloys. They have 84% of their average alloy composition in common. There are 25 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 1.7108 steel and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 510
220
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 670 to 2070
720

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 410
540
Melting Completion (Liquidus), °C 1430
1620
Melting Onset (Solidus), °C 1390
1570
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 46
24
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
24
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 1.5
8.5
Embodied Energy, MJ/kg 20
130
Embodied Water, L/kg 47
96

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24 to 75
24
Strength to Weight: Bending, points 22 to 47
21
Thermal Diffusivity, mm2/s 12
6.4
Thermal Shock Resistance, points 20 to 63
21

Alloy Composition

Carbon (C), % 0.57 to 0.65
0.78 to 0.86
Chromium (Cr), % 0.2 to 0.45
3.9 to 4.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 95.9 to 96.9
80.7 to 83.7
Manganese (Mn), % 0.7 to 1.0
0 to 0.4
Molybdenum (Mo), % 0
4.7 to 5.2
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 1.6 to 2.0
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.015
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0
1.7 to 2.0