DD FASTENERSikwavunywe sisatifikethi se-ISO 9001 kunye nokusebenza kweefektri okwenziwa ngokomgangatho we-6S.DD FASTENERSzithobela zombini DIN kunye nemigangatho yamazwe ngamazwe, ukubonelela uluhlu olupheleleyo lweemveliso.
Izixhobo ezichasene ne-corrosion ngokubambisana ne-teknoloji yaseJamani, ukukhuselwa kwendalo, i-anti-asidi, ukufuma kunye nokuchasana nokushisa, imibala eyahlukileyo, uvavanyo lwetyuwa-spray sele lufikelele kwiiyure ze-3,000.
Izibophelelo zeDDinesistim yolawulo oluzenzekelayo ukusuka kwizinto eziluhlaza ukuya kwiimveliso ezigqityiweyo kwaye zixhotyiswe ngezixhobo zokuvavanya umgangatho opheleleyo.
DD FATENERSnayo ithatha indawo ekhokelayo exhotyiswe ngecala elijikelezayo ngokuzenzekelayo iVickers, umatshini wobulukhuni obuncinci, umboniso wedijithali izixhobo zeRockwell, umatshini wokulingwa obunzima, umatshini wokusika iisampulu ye-metallographic, umatshini wokubhoboza umatshini wesantya, isixhobo sokulinganisa umfanekiso, umatshini wovavanyo wokutsala kunye negumbi lovavanyo lokutshiza ityuwa kunye nomatshini we-electroplated njl.