Mbupụ Chinese Phillips No.2 Fillister Pan Framing Head Self Drilling Screw

A na-ejikarị Fillister Pan framing head skru nke onwe ya mee ihe maka njikọta metal na metal.N'ihi ya, ihe ndị a chọrọ maka ike na ngwaahịa.A na-eji ígwè carbon dị ala mee ya.Nke a alloy nke ígwè nwere carbon na-enweghị adịghị ọcha emewo ka ike.A na-eji akwa mkpuchi kpuchie ngwaahịa emechara.Nke a na-enye ngwaike na nguzogide corrosion, na-agbatị ndụ ọrụ ya.

"Black" pan framing isi onwe mkpọpu ịghasa na-enwetara n'ihi na phosphate oyi akwa na metal ngwaahịa, nke mma adhesion nke paintwork na fasteners.pan framing head self drilling screw phosphate - nhọrọ kacha mma mgbe ị na-arụ ọrụ eserese.Ọ bụrụ na a na-ekpuchi pan na-emepụta ihe mkpuchi onwe ya na varnish bituminous, mgbe ahụ njirimara nchebe ha na-abawanye, ha na-adaba na ọnọdụ nke iru mmiri dị elu.N'okpuru ihe ngwọta nke alkalis na acids, a na-ebibi ihe nkiri phosphate.

"Silver" pan framing head self drilling screw nwere ọdịdị mara mma ma enwere ike iji ya na-eburu n'uche njirimara ndị a eji achọ mma.Usoro nke galvanizing dabeere na nkà na ụzụ usoro oxidation nke elu oyi akwa nke ngwaike (4-20 microns) na zinc.Zinc oxide na-arụ ọrụ dị ka mkpuchi na-agafe agafe, na-echebe ígwè ahụ site na oxidation ọzọ site na ntinye oxygen.

Isi uru nke pan framingisi mkpọpu ihe ịghasa bụ nnweta na mfe nke ojiji.Ndị a obere fasteners na-enye gị ohere ngwa ngwa, na, kacha mkpa, ike ike metal profaịlụ na ibe ha n'oge ewu nke a etiti Ọdịdị.Ihe nkedo nke na-ejide onwe ya anaghị adapụ ntakịrị n'ihi ntakịrị ntakịrị ha na ọ dị mfe karị ma dị mfe iji screwdriver screwdriver n'okpuru ụlọ elu na otu aka.