Microstructure and Mechanical Properties of the Butt Joint in High Density Polyethylene Pipe

Figure 14

Plot of yield stress (a) and displacement (b) obtained from the dog-bone shaped specimens: (A) parent pipe without welding, (B) W-PE10, (C) W-PE30, (D) W-PE60, and (E) W-PE70.

(a)

(b)