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ASTM A372 Grade L Steel vs. EN 1.4724 Stainless Steel

Both ASTM A372 grade L steel and EN 1.4724 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade L steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14
16
Fatigue Strength, MPa 670
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Shear Strength, MPa 700
340
Tensile Strength: Ultimate (UTS), MPa 1160
550
Tensile Strength: Yield (Proof), MPa 1040
280

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
850
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 44
21
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.5
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.0
Embodied Energy, MJ/kg 22
28
Embodied Water, L/kg 54
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
73
Resilience: Unit (Modulus of Resilience), kJ/m3 2890
210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 41
20
Strength to Weight: Bending, points 31
19
Thermal Diffusivity, mm2/s 12
5.6
Thermal Shock Resistance, points 34
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0.38 to 0.43
0 to 0.12
Chromium (Cr), % 0.7 to 0.9
12 to 14
Iron (Fe), % 95.2 to 96.3
82.2 to 86.6
Manganese (Mn), % 0.6 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.7 to 2.0
0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0.7 to 1.4
Sulfur (S), % 0 to 0.010
0 to 0.015