Iecaianoaaiiuo kaʻina hana o ka wela-hoi galvanized kila coil

ʻO ka galvanizing wela ka hana ʻana i ka metala i hoʻoheheʻe ʻia me ka matrix hao e hana ai i kahi papa hoʻohui, i hui ʻia ka matrix a me ka uhi.ʻO ka galvanizing wela ka hoʻopili mua ʻana i nā ʻāpana kila.I mea e wehe ai i ka hao oxide ma luna o ka ʻili o nā ʻāpana kila, ma hope o ka pickling, hoʻomaʻemaʻe ʻia i loko o kahi pahu o ka ammonium chloride a i ʻole ka zinc chloride aqueous solution a i ʻole ka hopena aqueous hui ʻia o ka ammonium chloride a me ka zinc chloride, a laila hoʻouna ʻia i ka wela wela. pahu uhi.Loaʻa i ka Hot-dip galvanizing nā mea maikaʻi o ka uhi ʻana i ka lole, ka hoʻopili ikaika a me ke ola lawelawe lōʻihi.

7.18-1
ʻO nā mea kila i hoʻohana nui ʻia i loko o ka ʻoihana e ʻino i nā pae like ʻole ke hoʻohana ʻia i nā kaiapuni e like me ka lewa, ka wai kai, ka lepo a me nā mea kūkulu hale.Wahi a nā helu helu, ʻo ka nalowale makahiki o ka honua i nā mea kila ma muli o ka corrosion e pili ana i ka 1/3 o kāna hana nui.I mea e hōʻoia ai i ka hoʻohana maʻamau o nā huahana kila a hoʻolōʻihi i ko lākou ola lawelawe, ua loaʻa mau ka ʻenehana pale anti-corrosion o ke kila.

7.18-3
ʻO ka galvanizing wela kekahi o nā mea maikaʻi loa e hoʻopaneʻe i ka ʻino ʻana o ke kaiapuni o nā mea hao a me nā mea kila.ʻO ia ka hoʻoinu ʻana i ka hao a me nā huahana kila i hoʻomaʻemaʻe ʻia a hoʻōla ʻia i loko o ka solution zinc molten.Hoʻopili ʻia ka ʻili me ka zinc alloy coating me ka adhesion maikaʻi.Ke hoʻohālikelike ʻia me nā ʻano hana pale metala ʻē aʻe, loaʻa i ke kaʻina hana galvanizing wela nā hiʻohiʻona pale o ka hui pū ʻana o ka pale kino a me ka pale electrochemical o ka uhi, ka ikaika paʻa o ka uhi a me ka substrate, ka compactness, durability, mālama ʻole a waiwai o ka uhi.Loaʻa iā ia nā mea maikaʻi ʻole ma ke ʻano o ka maʻalahi a me ka hoʻololi ʻana i ke ʻano a me ka nui o nā huahana.I kēia manawa, ʻo nā huahana galvanized hot-dip ka nui o nā pā kila, nā ʻāpana kila, nā uea kila, nā paipu kila, a me nā mea ʻē aʻe, ʻo ia ka nui o ka nui o nā pā kila wela.No ka manawa lōʻihi, ua makemake nui ʻia ke kaʻina hana galvanizing wela e nā poʻe ma muli o ke kumukūʻai haʻahaʻa haʻahaʻa, nā waiwai palekana maikaʻi a me nā hiʻohiʻona nani, a hoʻohana nui ʻia i nā kaʻa, kūkulu hale, nā mea hana hale, nā kemika, nā mīkini, ka ʻaila, metallurgy, ʻoihana māmā, ka lawe ʻana, ka mana uila, ka mokulele a me ka ʻenekinia moana a me nā mea ʻē aʻe.

7.18-2
ʻO nā mea maikaʻi o nā huahana hot-dip galvanized penei:
1. Mālama ʻia ka ʻili kila holoʻokoʻa, ʻaʻohe mea i loko o ka paipu kūpono i ka puʻuwai, a i ʻole nā ​​kihi ʻē aʻe kahi e paʻakikī ai ke komo ʻana o ka uhi, ua maʻalahi ka uhi ʻana o ka zinc hehee.
hoʻopaʻa wela wela
hoʻopaʻa wela wela
2. ʻOi aku ka nui o ka paʻakikī o ka papa galvanized ma mua o ke kila.He 70 DPN ka paʻakikī o ka papa luna loa, no laila ua maʻalahi ke hoʻopaʻa ʻia e ka hui ʻana, akā ʻo ka papa Zeta haʻahaʻa a me ka papa delta he 179 DPN a me 211 DPN, ʻoi aku ka kiʻekiʻe ma mua o ka 159 DPN paʻakikī o ka hao, no laila kona hopena. ʻoi aku ka maikaʻi o ka pale ʻana a me ka Abrasion.
3. Ma ke kihi o ke kihi, ʻoi aku ka mānoanoa o ka papa zinc ma mua o nā wahi ʻē aʻe, a he paʻakikī maikaʻi a ʻaʻahu hoʻi.ʻO nā uhi ʻē aʻe ka mea lahilahi, ʻoi aku ka paʻakikī o ke kūkulu ʻana, a ʻo ka wahi nāwaliwali loa ma kēia kihi, no laila e koi pinepine ʻia ka mālama.
4. ʻOiai ma muli o ka pōʻino mechanical nui a i ʻole nā ​​kumu ʻē aʻe.E hāʻule kekahi hapa liʻiliʻi o ka papa zinc a ʻike ʻia ke kumu hao.I kēia manawa, e hana ana ka ʻāpana zinc a puni ma ke ʻano he anode kaumaha e pale i ke kila mai ka ʻino.He ʻoiaʻiʻo ka ʻokoʻa no nā ʻāpana ʻē aʻe, kahi e ulu koke ai ka ʻōpala a palahalaha wikiwiki ma lalo o ka uhi ʻana, e ʻili ai ka ʻili.
5. He lohi loa ka hoʻohana ʻana i ka papa zinc ma ka lewa, ma kahi o 1/17 a 1/18 o ka nui o ka corrosion o ke kila, a hiki ke wānana.ʻOi aku ka lōʻihi o kona ola ma mua o kēlā me kēia uhi ʻē aʻe.
6. ʻO ke ola o ka uhiʻana e pili ana i ka mānoanoa o ka uhiʻana ma kahi kiko'ī.Hoʻoholo ʻia ka mānoanoa o ka uhi e ka mānoanoa o ke kila, ʻo ia hoʻi, ʻoi aku ka mānoanoa o ke kila, ʻoi aku ka mānoanoa o ka uhi ʻana, no laila ʻo ka ʻāpana kila mānoanoa o ka hale kila like e loaʻa i ka uhi ʻoi aku ka nui o ke ola. .
7. Hiki ke pena ʻia ka papa galvanized me ka ʻōnaehana duplex ma muli o kona nani, kiʻi, a i ʻole ke hoʻohana ʻia i loko o kahi ʻano corrosive koʻikoʻi.Ke koho pololei ʻia ka ʻōnaehana pena a maʻalahi ke kūkulu ʻana, ʻoi aku ka maikaʻi o kona hopena anti-corrosion ma mua o ka pena kiʻi hoʻokahi a me ka galvanizing wela.ʻOi aku ka maikaʻi o ke ola o 1.5-2.5 mau manawa.
8. No ka pale ʻana i ke kila me kahi papa zinc, aia kekahi mau ʻano hana ʻē aʻe ma waho o ka galvanizing hot-dip.ʻO ka maʻamau, ʻo ke ala wela wela ka mea i hoʻohana nui ʻia, ka hopena anti-corrosion maikaʻi loa a me ka pōmaikaʻi waiwai maikaʻi loa.


Ka manawa hoʻouna: Iulai-18-2022