TowingYana ɗaukar igiya waya kamar kayan abinci, ciki har da igiya waya ta igiya, bakin karfe waya igiya da igiya mai laushi. Fitar da igiya na igiya mai narkewa wanda yake da hannu ko ta hanyar injin da baƙin waya ya kira injin ɗin da aka kira injin ɗin ƙarfe sming sming.
Dangane da fasaha daban-daban naTowings, bukatun fasaha ma ya bambanta.
Nau'inTowings 1. Amfani da igiya waya ko igiya guda ɗaya, musamman m karfe igiya da igiya da yawa da aka ƙayyade a GB / T201118-2006.
2. Thearamin tenarfin ƙarfin tenar karfe waya na karfe waya ig kuwa zai kasance 1 570 ~ 1 770mpa.
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