WCB wafer butterfly valve e lula e bua ka A105, khokahano ke ea maemo a mangata, e hokahane le PN10, PN16, Class150, Jis5K/10K, le litekanyetso tse ling tsa flange ea lipeipi, e etsang hore sehlahisoa sena se sebelisoe haholo lefatšeng. e loketse tsamaiso ea mahareng le e phahameng ea khatello.