ASME NM.2 pdf download Glass-Fiber-Reinforced Thermosetting-Resin Piping Systems ASME Standards for Nonmetallic Pressure Piping Systems (a) the length of twist produced by stranding filaments,such as fibers, wires, or roving; length oftwist of a filamentis usually measured as the distance parallel to the axis ofthe strand between successive turns of the filament.(b) the angle that such filaments make with the axis...