Research Article

A Kind of Filling Lattice Structure Based on DFAM for Mechanical Parts: The Diamond Lattice Structure

Table 3

Analysis of test results of three kinds of specimens.

NameSpecimen 1Specimen 2Specimen 3

Quality (g)313131
Overall size (mm)30 h40.6630 h40.6630 h40.66
Relative density0.2690.2690.269
Yield displacement (mm)0.33650.32900.3330
Yield load (kN)13.0412.9113.13
Failure load (kN)21.128.138.8
Failure time (s)356.634478.112684.657
Equivalent modulus of elasticity by formula (GPa)—4.0844.084
Equivalent modulus of elasticity by test (GPa)4.1034.1554.175