MakeItFrom.com
Menu (ESC)

ASTM B780 Alloy vs. EN 1.4729 Stainless Steel

ASTM B780 alloy belongs to the otherwise unclassified metals classification, while EN 1.4729 stainless steel belongs to the iron alloys. There are 12 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is ASTM B780 alloy and the bottom bar is EN 1.4729 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 83
190
Elongation at Break, % 1.1 to 9.1
15
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 30
75

Thermal Properties

Latent Heat of Fusion, J/g 140
300
Specific Heat Capacity, J/kg-K 270
490
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 70 to 76
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 62 to 68
3.3

Otherwise Unclassified Properties

Density, g/cm3 10
7.6

Common Calculations

Stiffness to Weight: Axial, points 4.5
14
Stiffness to Weight: Bending, points 14
25

Alloy Composition

Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 23.5 to 25.7
0
Iron (Fe), % 0 to 0.050
80.4 to 86.7
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.35 to 0.65
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Silver (Ag), % 74 to 76
0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.060
0