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ASTM A387 Grade 22 Steel vs. EN 1.7375 Steel

Both ASTM A387 grade 22 steel and EN 1.7375 steel are iron alloys. Their average alloy composition is basically identical. 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 1.7375 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21
20
Fatigue Strength, MPa 160 to 240
270
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 300 to 380
380
Tensile Strength: Ultimate (UTS), MPa 480 to 600
620
Tensile Strength: Yield (Proof), MPa 230 to 350
400

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
3.9
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.7
1.8
Embodied Energy, MJ/kg 23
23
Embodied Water, L/kg 58
59

Common Calculations

PREN (Pitting Resistance) 5.6
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 21
22
Strength to Weight: Bending, points 17 to 20
20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 14 to 17
18

Alloy Composition

Aluminum (Al), % 0
0.010 to 0.040
Carbon (C), % 0.050 to 0.15
0.1 to 0.15
Chromium (Cr), % 2.0 to 2.5
2.0 to 2.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 95.1 to 96.8
94.5 to 96.7
Manganese (Mn), % 0.3 to 0.6
0.3 to 0.8
Molybdenum (Mo), % 0.9 to 1.1
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.3
Sulfur (S), % 0 to 0.025
0 to 0.010