Iiflange ezingaboniyo ziyinxalenye ebalulekileyo kwiinkqubo zombhobho, zihlala zisetyenziselwa ukutywina ukuvuleka kwimibhobho okanye iinqanawa zokugcinwa, ukuhlolwa, okanye ukucoca. Ukuze kuqinisekiswe umgangatho, ukhuseleko kunye nokutshintshwa kweeflange ezingaboniyo, i-International Organisation for Standardization (ISO) kunye nezinye ...
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