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EN 1.8888 Steel vs. EN 1.7362 Steel

Both EN 1.8888 steel and EN 1.7362 steel are iron alloys. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.8888 steel and the bottom bar is EN 1.7362 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
21 to 22
Fatigue Strength, MPa 470
140 to 250
Impact Strength: V-Notched Charpy, J 110
38 to 46
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 510
320 to 370
Tensile Strength: Ultimate (UTS), MPa 830
510 to 600
Tensile Strength: Yield (Proof), MPa 720
200 to 360

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 420
510
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 40
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
1.8
Embodied Energy, MJ/kg 26
23
Embodied Water, L/kg 54
69

Common Calculations

PREN (Pitting Resistance) 2.0
6.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
100 to 340
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
18 to 21
Strength to Weight: Bending, points 25
18 to 20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 24
14 to 17

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0.1 to 0.15
Chromium (Cr), % 0 to 1.5
4.0 to 6.0
Copper (Cu), % 0 to 0.3
0 to 0.3
Iron (Fe), % 91.9 to 100
91.5 to 95.2
Manganese (Mn), % 0 to 1.7
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.7
0.45 to 0.65
Nickel (Ni), % 0 to 2.5
0 to 0.3
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0 to 0.012
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.0050
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0