Fulmen species vexillum magnitudinis ad libitum: GB/T5783, GB/T5782, SH/T3404, DIN933, DIN931, ISO4014, ISO4017, UNI5737/UNI5739 vexillum Italicum, ASME B18.2.3.1m, ASME B18.2.3.5m, ASME B18.2.3 .5m B18.2.3.6M hexagonum externum metricum, ANSI/ASME B18.2.1 et aliae mensurae dimensiones.