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EN 1.7709 Steel vs. AWS BVPd-1

EN 1.7709 steel belongs to the iron alloys classification, while AWS BVPd-1 belongs to the otherwise unclassified metals. There are 15 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 EN 1.7709 steel and the bottom bar is AWS BVPd-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
150
Poisson's Ratio 0.29
0.37
Shear Modulus, GPa 73
56
Tensile Strength: Ultimate (UTS), MPa 650 to 780
240

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Melting Completion (Liquidus), °C 1470
1240
Melting Onset (Solidus), °C 1420
1230
Specific Heat Capacity, J/kg-K 470
310
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
11

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 23 to 27
6.1
Strength to Weight: Bending, points 21 to 24
7.9
Thermal Shock Resistance, points 22 to 26
9.8

Alloy Composition

Aluminum (Al), % 0 to 0.030
0
Cadmium (Cd), % 0
0 to 0.0010
Carbon (C), % 0.17 to 0.25
0 to 0.0050
Chromium (Cr), % 1.2 to 1.5
0
Cobalt (Co), % 0
33.9 to 36
Iron (Fe), % 95.2 to 97.5
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0.4 to 0.8
0
Molybdenum (Mo), % 0.55 to 0.8
0
Nickel (Ni), % 0 to 0.6
0 to 0.060
Palladium (Pd), % 0
64 to 66
Phosphorus (P), % 0 to 0.025
0 to 0.0020
Silicon (Si), % 0 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.35
0
Zinc (Zn), % 0
0 to 0.0010