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EN 1.7131 Steel vs. EN 1.3519 Steel

Both EN 1.7131 steel and EN 1.3519 steel are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.7131 steel and the bottom bar is EN 1.3519 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
190 to 220
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 470 to 1390
620 to 730

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 420
430
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 45
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
2.6
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 19
21
Embodied Water, L/kg 51
55

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 49
22 to 26
Strength to Weight: Bending, points 17 to 35
21 to 23
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 14 to 41
18 to 22

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.14 to 0.19
0.93 to 1.1
Chromium (Cr), % 0.8 to 1.1
1.4 to 1.7
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 96.8 to 98.1
95.4 to 96.8
Manganese (Mn), % 1.0 to 1.3
1.4 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Oxygen (O), % 0
0 to 0.0015
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0.45 to 0.75
Sulfur (S), % 0 to 0.025
0 to 0.030

Comparable Variants