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ASTM A387 Grade 2 Steel vs. EN 1.4872 Stainless Steel

Both ASTM A387 grade 2 steel and EN 1.4872 stainless steel are iron alloys. They have 60% 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 2 steel and the bottom bar is EN 1.4872 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 170
270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
28
Fatigue Strength, MPa 190 to 250
410
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Shear Strength, MPa 300 to 350
620
Tensile Strength: Ultimate (UTS), MPa 470 to 550
950
Tensile Strength: Yield (Proof), MPa 260 to 350
560

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1150
Melting Completion (Liquidus), °C 1470
1390
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 45
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
17
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 1.6
3.3
Embodied Energy, MJ/kg 20
47
Embodied Water, L/kg 50
180

Common Calculations

PREN (Pitting Resistance) 2.4
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 120
230
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 320
780
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 16 to 20
35
Strength to Weight: Bending, points 17 to 19
28
Thermal Diffusivity, mm2/s 12
3.9
Thermal Shock Resistance, points 14 to 16
21

Alloy Composition

Carbon (C), % 0.050 to 0.21
0.2 to 0.3
Chromium (Cr), % 0.5 to 0.8
24 to 26
Iron (Fe), % 97.1 to 98.3
54.2 to 61.6
Manganese (Mn), % 0.55 to 0.8
8.0 to 10
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.15 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015