50mm Pre galvanized ọkpọkọ nkọwa:
Nkọwa:A na-eme ọkpọkọ ígwè ndị a na-ebubu ụzọ site na eriri igwe galvanized nke ejiri zinc kpuchie tupu ha emee ya ka ọ bụrụ ọkpọkọ. Ihe mkpuchi zinc na-enye nchebe megide nchara na corrosion.
Nkọwapụta igodo 50mm tupu galvanized ọkpọkọ:
Dayameta:50mm (2 sentimita asatọ)
Ọkpụrụkpụ mgbidi:Na-adịkarị site na 1.0mm ruo 2mm, dabere na ngwa na ike chọrọ.
Ogologo:Ogologo ọkọlọtọ na-abụkarị mita 6, mana enwere ike ịkpụ ya na ogologo ndị ahịa.
Mkpuchi:
Ihe mkpuchi Zinc: Ọkpụrụkpụ nke mkpuchi zinc na-adịkarị site na 30g/m² ruo 100g/m². A na-etinye ihe mkpuchi ahụ ma n'ime ma n'èzí nke ọkpọkọ.
Ụdị njedebe:
Ọgwụgwụ Larịị: Kwesịrị ekwesị maka ịgbado ọkụ ma ọ bụ nrụkọ ọrụ.
Ngwunye eriri: Enwere ike ịtinye eriri maka iji eriri eriri mee ihe.
Ụkpụrụ:
BS 1387: Nkọwapụta maka tubes nchara na nke nwere oghere na tubulars na maka tubes nchara dị larịị dabara adaba maka ịgbado ọkụ ma ọ bụ maka ịgbanye eriri ọkpọkọ BS 21.
TS EN 10219 akụkụ oghere nwere oghere welded nke oyi na-enweghị alloy na ezigbo ọka.