
A na-agbanye mkpụrụ osisi zinc nwere agba na-adabere na electrogalvanizing iji mepụta ihe nkiri passivation na-acha agba nke egwurugwu (nwere trivalent chromium ma ọ bụ chromium hexavalent) nwere ọkpụrụkpụ ihe nkiri nke ihe dịka 0.5-1μm. Ọrụ mgbochi corrosion ya dị mma karịa electrogalvanizing nkịtị, na agba elu na-enwu gbaa, yana arụmọrụ yana ịchọ mma.
A na-agbanye mkpụrụ osisi zinc nwere agba na-adabere na electrogalvanizing iji mepụta ihe nkiri passivation na-acha agba nke egwurugwu (nwere trivalent chromium ma ọ bụ chromium hexavalent) nwere ọkpụrụkpụ ihe nkiri nke ihe dịka 0.5-1μm. Ọrụ mgbochi corrosion ya dị mma karịa electrogalvanizing nkịtị, na agba elu na-enwu gbaa, yana arụmọrụ yana ịchọ mma.
Ihe: Q235 carbon ígwè, Q345 alloy ígwè, mkpụrụ ike HV150-250, passivation film nnu ịgba ule 72-120 awa na-enweghị ọcha nchara, iji alkali zinc usoro ma ọ bụ elu-edu passivator (dị ka Bigley Zn-228) nwere ike iru ihe karịrị 96 awa.
Atụmatụ:
Ikike imezi onwe ya: Mgbe emechara ihe nkiri passivation, akụkụ chromium hexavalent nwere ike rụkwaa akụkụ mebiri emebi ozugbo;
Nchedo gburugburu: Trivalent chromium passivation na-akwado RoHS 2.0, na chromium hexavalent ga-agbasorịrị ụkpụrụ REACH;
Nchọpụta agba: Enwere ike iji agba agba egwurugwu mee ka ọdịiche dị iche iche ọkwa ma ọ bụ batches (dị ka ụlọ ọrụ ike).
Ọrụ:
Ogologo oge na-eguzogide corrosion dị ka nnu nnu na mmiri ozuzo acid, na ndụ ndụ bụ 3-5 ugboro nke nkịtị electroplating galvanizing;
Mee ka njirimara anya dịkwuo mma ma kwado nhazi na njikwa akụrụngwa.
Ọnọdụ:
Akụrụngwa ọkụ dị n'èzí (dị ka bolts ụlọ elu), injin mmiri (njikọ ụgbọ mmiri), igwe kemịkalụ (flange tank).
Nwụnye:
Jiri ihe mgbawa torque iji hụ na ebugoro otu iji gbochie ihe nkiri passivation ka ọ dapụ n'ihi oke extrusion;
Ejila ọla ndị na-arụ ọrụ dị ka aluminom na magnesium kpọtụrụ ozugbo iji gbochie corrosion galvanic.
Nlekọta:
Zere iji ihe mkpocha acidic, a na-atụ aro ka ihichapụ ya na ihe mgbaze na-anọpụ iche;
Jiri nlezianya mee ihe na gburugburu okpomọkụ dị elu (> 100 ℃), ihe nkiri passivation nwere ike decompose ma daa.
Maka ọnọdụ nwere nnukwu ihe achọrọ gburugburu ebe obibi, họrọ passivation chromium trivalent ma ọ bụ usoro ngafe na-enweghị chromium;
Maka gburugburu oke iru mmiri, a na-atụ aro ka iji mmanụ mgbochi nchara na-agbatị ndụ ọrụ.
| Ụdị | Mkpụrụ flange galvanized eletrọnịkị | Electroplated galvanized aku | Akụ nwere akwa zinc nwere agba | Mgbochi atọpụ aku | Akụ na-agba oji dị elu | Akụ ịgbado ọkụ |
| Uru isi | Nrụgide gbasasịa, mgbochi ịtọpụ | Ọnụ ala dị ala, ike ntụgharị | Nnukwu nguzogide corrosion, njirimara agba | Mgbochi ịma jijiji, mbughari | Ike dị elu, oke okpomọkụ na-eguzogide | Njikọ na-adịgide adịgide, adaba |
| Nnwale ịgba nnu | 24-72 awa | 24-72 awa | 72-120 awa | awa 48 (nylon) | awa 48 na-enweghị nchara uhie | awa 48 (galvanized) |
| Ọnọdụ okpomọkụ dị | -20 ℃ ~ 80 ℃ | -20 ℃ ~ 80 ℃ | -20 ℃ ~ 100 ℃ | -56 ℃ ~ 170 ℃ (niile metal) | -40 ℃ ~ 200 ℃ | -20 ℃ ~ 200 ℃ |
| Ihe ndapụta a na-ahụkarị | Pipe flange, ígwè Ọdịdị | Igwe n'ozuzu, gburugburu ime ụlọ | Akụrụngwa dị n'èzí, ebe iru mmiri | Injin, akụrụngwa ịma jijiji | Igwe okpomọkụ dị elu, akụrụngwa ịma jijiji | Ịrụ ụgbọ ala, igwe ihe owuwu |
| Usoro ntinye | Ịkwụsị mkpịsị aka Torque | Ịkwụsị mkpịsị aka Torque | Ịkwụsị mkpịsị aka Torque | Ịkwụsị mkpịsị aka Torque | Ịkwụsị mkpịsị aka Torque | Ndozi ịgbado ọkụ |
| Nchekwa gburugburu ebe obibi | Usoro enweghị Cyanide na-akwado RoHS | Usoro enweghị Cyanide na-akwado RoHS | Trivalent chromium bụ enyi na gburugburu ebe obibi | Nylon na-akwado RoHS | Ọ dịghị arọ metal mmetọ | Enweghị ihe pụrụ iche chọrọ |
Ọkwa dị elu chọrọ: electroplated zinc flange nut, na gasket iji welie akara;
Mpaghara corrosion dị elu: zinc nut na-acha agba agba, usoro ngafe na-enweghị chromium na-ahọrọ;
gburugburu ịma jijiji: mgbochi loosening nut, All-metal ụdị adabara elu okpomọkụ Mpaghara;
Okpomọkụ dị elu na ibu dị elu: aku siri ike dị elu, dabara na bolts ọkwa 10.9;
Njikọ na-adịgide adịgide: welding nut, projection welding ma ọ bụ ntụpọ ịgbado ọkụ ụdị a na-ahọrọ dị ka usoro.