HP LOK® Field Weld

This brochure describes the procedure to be used in applying a field weld bar to the plain end of field-cut HP LOK® Pipe. The weld bar is an integral component of the HP LOK Joint Restraint system. As such, it is to be applied with careful adherence to this procedure for proper performance. This procedure should only be applied by welders qualified in the skill of Shielded Metal Arc Welding (SMAW).