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EN 1.8888 Steel vs. ASTM A387 Grade 22L Class 1

Both EN 1.8888 steel and ASTM A387 grade 22L class 1 are iron alloys. They have a very high 98% of their average alloy composition in common. There are 32 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 1.8888 steel and the bottom bar is ASTM A387 grade 22L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
20
Fatigue Strength, MPa 470
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 510
310
Tensile Strength: Ultimate (UTS), MPa 830
500
Tensile Strength: Yield (Proof), MPa 720
230

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 420
460
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
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
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
3.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.9
1.7
Embodied Energy, MJ/kg 26
23
Embodied Water, L/kg 54
58

Common Calculations

PREN (Pitting Resistance) 2.0
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
83
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
18
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 24
14

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.1
Chromium (Cr), % 0 to 1.5
2.0 to 2.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
95.2 to 96.8
Manganese (Mn), % 0 to 1.7
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.7
0.9 to 1.1
Nickel (Ni), % 0 to 2.5
0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.025
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0