
Ọkpụrụkpụ nke agba zinc passivation film bụ 8-15μm, nnu ịgba ule ihe karịrị 72 awa, na ọdịdị bụ egwurugwu-acha. Mgbe ejiri passivation chromium trivalent, ọrụ nchekwa gburugburu ebe obibi dị mma.
Isi bụ ihe na-eme ka ọkpụkpụ cross-groove countersunk, nke nwere ike zoo n'elu nrụnye iji mee ka elu dị larịị. Dayameta mkpọpu ihe dabara na dayameta eri (dị ka ST4.2 drill bit dayameta 4.2mm), nke kwekọrọ na ọkọlọtọ GB/T 15856.1-2002.
Site na ọgwụgwọ mmiri passivation ojii nwere nnu ọlaọcha (c2D), a na-emepụta mkpuchi 10-15μm, na nnwale ịgba nnu karịrị awa 96. Zink plating ojii nwere enyi na gburugburu ebe obibi na-eji passivation chromium trivalent, enweghị chromium hexavalent, ma na-agbaso ụkpụrụ RoHS.
Passivation nke egwurugwu chromate (c2C) na ndabere nke electrogalvanizing, mkpuchi mkpuchi 8-15μm, nnwale ịgba nnu maka ihe karịrị awa 72. Mgbe ị na-eji usoro ngafe chromium trivalent, ọ na-agbaso ntuziaka nchekwa gburugburu RoHS, yana ọdịnaya chromium hexavalent bụ ≤1000ppm.
Emere nke 1022A carbon steel, ike elu na-eru HV560-750 mgbe ọgwụgwọ okpomọkụ gasịrị, isi ike na-erute HV240-450. Elu bụ electro-galvanized na-etolite a 5-12μm mkpuchi, nke na-ezute GB / T 13912-2002 ọkọlọtọ, na nnu ịgba ule eru 24-48 awa na-enweghị ọcha nchara.
Ụlọ ọrụ anyị na-emepụta ma na-ere ihe dị iche iche ike bolts, hoops, fotovoltaic ngwa, ígwè arụnyere akụkụ, wdg.