DSAW(Biyu mai gefe karkace submerged baka welded bututu) Halaye: samar da tsarin na walda bututu ne mai sauki, high dace, low cost, m ci gaba. Ƙarfin bututun welded gabaɗaya ya fi dsaw bututu kuma yana iya ƙunsar ƙirar billet na babban bututun diamita, kuna ...
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