MakeItFrom.com
Menu (ESC)

EN 1.8201 Steel vs. EN 1.8515 Steel

Both EN 1.8201 steel and EN 1.8515 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 1.8201 steel and the bottom bar is EN 1.8515 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
340
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
11
Fatigue Strength, MPa 310
580
Impact Strength: V-Notched Charpy, J 38
29
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 390
680
Tensile Strength: Ultimate (UTS), MPa 630
1130
Tensile Strength: Yield (Proof), MPa 450
940

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 450
470
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
3.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.6
Embodied Energy, MJ/kg 36
22
Embodied Water, L/kg 59
60

Common Calculations

PREN (Pitting Resistance) 5.7
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 530
2310
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
40
Strength to Weight: Bending, points 20
31
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 18
33

Alloy Composition

Aluminum (Al), % 0 to 0.030
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0.28 to 0.35
Chromium (Cr), % 1.9 to 2.6
2.8 to 3.3
Iron (Fe), % 93.6 to 96.2
94.7 to 96.5
Manganese (Mn), % 0.1 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0.050 to 0.3
0.3 to 0.5
Nickel (Ni), % 0
0 to 0.3
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Titanium (Ti), % 0.0050 to 0.060
0
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0