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ASTM A372 Grade L Steel vs. R60901 Alloy

ASTM A372 grade L steel belongs to the iron alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, 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 R60901 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
98
Elongation at Break, % 14
17 to 22
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
37
Tensile Strength: Ultimate (UTS), MPa 1160
500 to 580
Tensile Strength: Yield (Proof), MPa 1040
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 44
17
Thermal Expansion, µm/m-K 13
6.3

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.6
Embodied Water, L/kg 54
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
88 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 2890
640 to 760
Stiffness to Weight: Axial, points 13
8.3
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 41
21 to 25
Strength to Weight: Bending, points 31
21 to 24
Thermal Diffusivity, mm2/s 12
9.7
Thermal Shock Resistance, points 34
58 to 67

Alloy Composition


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Carbon (C), % 0.38 to 0.43
0
Chromium (Cr), % 0.7 to 0.9
0
Iron (Fe), % 95.2 to 96.3
0
Manganese (Mn), % 0.6 to 0.8
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.7 to 2.0
0
Niobium (Nb), % 0
2.4 to 2.8
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.010
0
Zirconium (Zr), % 0
96.8 to 97.5
Residuals, % 0
0 to 0.29