He hopena hiki ʻole ke pale ʻia ka popo no nā huahana kila. Eia nō naʻe,nā paipu kila galvanizedhe ʻokoʻa - hiki iā lākou ke kū i nā wahi ʻino e like me ka haʻahaʻa a me ka ua waikawa no nā makahiki he ʻumi me ka ʻole o ka palaho. ʻAʻole i loko o ka paipu kila ponoʻī ka mea huna ma hope o kēia, akā i loko o ka papa lahilahi o ka metala -kiniki— ma luna o kona ʻili.
Hāʻawi kēia papa o ka zinc i ka palekana no ke kila no ka manawa lōʻihi.
No ke aha e popo ai ke kila? ʻO ka ʻāpana nui o ke kila, ka hao, kahi e pala ai ka electrochemical i ka wā e pili ana i ka wai a me ka oxygen, e hopena ana i ka popo. Ke hoʻomau nei ka pālahalaha ʻana o ka popo, e hoʻolilo ana i ke kila e lahilahi a nalowale ka ikaika.
No laila, ʻo kēlā me kēia ʻano hana no ka pale ʻana i ke kila e pono e hoʻoponopono i ʻelua mau pilikia koʻikoʻi:
Ke ālai nei i ka wai a me ka oxygen e hōʻemi i ka hopena pala.
No ke aha e hiki ai i kahi papa hoʻokahi o ka zinc ke hāʻawi i ka palekana no nā makahiki he ʻumi?
Pale Kino
Uhi pololei ka papa galvanized i ka ʻili o ka paipu kila, e hana pono ana ma ke ʻano he pale hao paʻa. ʻOi aku ka paʻa o ka zinc ma mua o ka hao a hiki ke pale pono i ka makū, ka oxygen, a me nā waikawa, nā alkalis, a me ka paʻakai i ka lewa. Inā e mau ana ka papa zinc, ua hoʻokaʻawale nui ʻia ke kila mai nā mea ʻino.
Palekana Cathodic: ʻO ka Zinc Corrodes mua, ʻaʻole i pala ke kila
ʻOi aku ka haʻahaʻa o ka hiki kemika electrochemical o ka zinc ma mua o ka hao a he metala pane hou aʻe ia. Ke pili ka zinc a me ka hao i loko o ka ʻōnaehana pala like, pala mua ka zinc, a pēlā e pale ai i ka hao mai ka pala.
Ua ʻike ʻia kēia ʻo ke kumumanaʻo oka palekana cathodicʻOiai inā ua kahakaha ʻia ka ʻili o ka paipu kila, inā aia ka zinc ma kahi e puni ana, hiki iā ia ke hoʻomau i ka pale ʻana i ke kila i hōʻike ʻia. ʻO kēia ke kumu nui o ke kila galvanized"ʻoi aku ka paʻa"ma mua o nā uhi maʻamau.
Ka hopena ho'ōla pono'ī: Hoʻokumu ka Zinc Rust i kahi ʻili pale paʻa
Ma hope o ka pala iki ʻana o ka zinc, hana ia i kahi papa mānoanoa ozinc carbonate kumuʻAʻole e like me ka ʻōpala hao, ka mea e hōʻiliʻili ana i ka hala ʻana o ka manawa, ʻo kēia papa o ka "ʻōpala keʻokeʻo" maoli:
- Hoʻokaʻawale hou i ka ʻili mai ka ea a me ka wai
- Hoʻopili paʻa
- Hāʻawi i ka pale lua - no laila e hoʻolōʻihi ana i ke ola pale o ka uhi galvanized
Pehea ka lōʻihi o nā paipu kila galvanized? Aia ia i ke kaiapuni
Pili loa ke ola o ka galvanization i ke kaiapuni:
| Kaiapuni | Ka lōʻihi o ke ola i manaʻo ʻia |
|---|---|
| Nā wahi maloʻo (loko) | 30 - 50 mau makahiki |
| Nā wahi lewa maʻamau | 15 - 25 mau makahiki |
| Nā wahi noe paʻakai kahakai | 10 - 15 mau makahiki(galvanized wela-luʻu) |
| Nā wahi ʻoihana ʻino loa | 5 - 10 mau makahiki(Pono nā hana pale ʻino hou aʻe) |
I nā huaʻōlelo ʻē aʻe, i ka hapa nui o nā hiʻohiʻona, hiki i nā paipu kila galvanized ke noho ʻole i ka popo no"nā makahiki he ʻumi."
He lahilahi paha ka uhi zinc, akā he mea nui kona kuleana
Ka manawa hoʻouna: Iune-11-2026
