MakeItFrom.com
Menu (ESC)

EN 1.7177 Steel vs. SAE-AISI 1345 Steel

Both EN 1.7177 steel and SAE-AISI 1345 steel are iron alloys. Their average alloy composition is basically identical. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.7177 steel and the bottom bar is SAE-AISI 1345 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 480
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Tensile Strength: Ultimate (UTS), MPa 660 to 1990
590 to 730

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
400
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 19
19
Embodied Water, L/kg 49
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 71
21 to 26
Strength to Weight: Bending, points 21 to 45
20 to 23
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 19 to 59
19 to 23

Alloy Composition

Carbon (C), % 0.55 to 0.65
0.43 to 0.48
Chromium (Cr), % 0.6 to 0.9
0
Iron (Fe), % 97 to 98.2
97.2 to 97.8
Manganese (Mn), % 0.7 to 1.0
1.6 to 1.9
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.4
0.15 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.040

Comparable Variants