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ASTM A387 Grade 22 Steel vs. EN 1.8509 Steel

Both ASTM A387 grade 22 steel and EN 1.8509 steel are iron alloys. They have a very high 99% 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 ASTM A387 grade 22 steel and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
340
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21
11
Fatigue Strength, MPa 160 to 240
580
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 300 to 380
680
Tensile Strength: Ultimate (UTS), MPa 480 to 600
1130
Tensile Strength: Yield (Proof), MPa 230 to 350
940

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
440
Melting Completion (Liquidus), °C 1470
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
2.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.6
Embodied Energy, MJ/kg 23
22
Embodied Water, L/kg 58
65

Common Calculations

PREN (Pitting Resistance) 5.6
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
2340
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17 to 21
40
Strength to Weight: Bending, points 17 to 20
31
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 14 to 17
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.050 to 0.15
0.38 to 0.45
Chromium (Cr), % 2.0 to 2.5
1.5 to 1.8
Iron (Fe), % 95.1 to 96.8
95.5 to 97.1
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.7
Molybdenum (Mo), % 0.9 to 1.1
0.2 to 0.35
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035