baki launin toka fosfat bugle kan kai tapping drywall dunƙule don karfe itace

Screws Drilling Screws masu ɗaure ne tare da ginanniyar damar haƙowa, an ƙera su tare da siffa mai siffa wanda zai iya shiga cikin kayan kai tsaye kamar ƙarfe, itace, da robobi ba tare da buƙatar buƙatun hakowa ba. Ana samun gyare-gyare cikin sauri ta hanyar haɗa nau'ikan zaren da kayan aiki, waɗanda ake amfani da su sosai a fannoni kamar gini, kayan daki, da masana'anta. Yana da halaye na babban inganci, ceton lokaci, da ƙarfin ƙarfi.

Ma'auni na Fasaha da Jagoran Zaɓi

Abu: Carbon karfe (surface galvanized / phosphated), bakin karfe (304/316, lalata-resistant)

Ƙididdiga na yau da kullum don diamita (mm): % 2.5, % 3.5, Φ 4.2, Φ 5.0 (dangane da kauri na ma'auni, ana amfani da zanen karfe tare da diamita na % 3.5-4.2)

Tsawon (mm) 10-150mm (tabbatar da ƙaramin cizo na 3-5mm bayan shigar da substrate)

Nau'in zaren: zaren guda ɗaya (ƙarfin ƙarfi mai ƙarfi), zaren biyu (shigar da sauri)

Nau'in kai: countersunk (shigarwa mai lebur), shugaban diski (matsi mai girma), shugaban hexagonal (karfin daidaitawar kayan aiki)

Jiyya na saman: farin tutiya plating (na asali rigakafin tsatsa), phosphating baki (mai jure sawa), Dacromet (high lalata juriya)