Paipa piauau
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DN20 25 50 100 150 paipa maitai piauau
putorino piauau, mohiotia hoki rite piauau putorino maitai, wehea ki wera piauau piauau me te hiko piauau rua, wera piauau piauau paparanga piauau matotoru, ki te paninga kākahu, adhesion kaha, te ora ratonga roa me te tahi atu painga.He iti te utu mo te galvanizing, kaore i te tino maeneene te mata, a he kino rawa atu tona parenga waikura i te paipa piauau wera.Ka whakamahia te nuinga mo te kawe hau me te whakamahana.