Evaluation of Compression Performance of APM Aluminum Foam-Polymer Filled Pipes Prepared via Different Epoxy Resin Bonding Processes

Table 3

Total energy absorption of each specimen.

Specimen number	Thin-walled pipes, J	Epoxy-bonding APM foam filled pipes, J	Epoxy foam-bonding APM composite pipes, J
1#	674.79	1535.77	1815.72
2#	619.82	1586.96	1711.02
3#	525.96	1506.57	1909.36
4#	531.80	1505.28	1702.17
5#	552.82	1503.79	1772.68
AEaverage	581.04	1527.67	1782.19