Qalabka isticmaalka:
Waxaa loo isticmaalaa in lagu tijaabiyo caabbinta kuleylka iyo iska caabbinta qoyan ee dharka, dharka, gogosha, iwm., Iwm, oo ay ku jiraan isku-darka dharka lakabka badan.
Ku buuxi heerka caadiga ah:
GBT11048, ISO1092 (E), ASTM F1868, GB / T38473 iyo heerar kale.