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ASTM A387 Grade 22L Class 1 vs. Grade 704C Zirconium

ASTM A387 grade 22L class 1 belongs to the iron alloys classification, while grade 704C zirconium belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 22L class 1 and the bottom bar is grade 704C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
210
Elastic (Young's, Tensile) Modulus, GPa 190
97
Elongation at Break, % 20
11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
36
Tensile Strength: Ultimate (UTS), MPa 500
470
Tensile Strength: Yield (Proof), MPa 230
310

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 40
21
Thermal Expansion, µm/m-K 13
5.9

Otherwise Unclassified Properties

Density, g/cm3 7.9
6.7
Embodied Water, L/kg 58
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
48
Resilience: Unit (Modulus of Resilience), kJ/m3 140
490
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 14
58

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 2.0 to 2.5
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 95.2 to 96.8
0 to 0.3
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.010
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.0 to 2.0
Zirconium (Zr), % 0
92.9 to 99