ʻIke ʻia nā kaiapuni kahakai no ko lākou kūlana paʻakikī, me ka ʻike mau ʻana i ka ea paʻakai, ka haʻahaʻa kiʻekiʻe, a me ka paʻi ʻana i kekahi manawa mai ka wai kai. No nā noi kokoke i ke kai—inā ma ka ʻenekinia moana, ka hoʻolālā kahakai, a i ʻole nā lako awa—kaula uwea kuhiliʻoleʻO ka mea maʻamau ka mea i koho ʻia ma muli o kona kūʻē ʻana i ka corrosion. Ma kēia ʻatikala, lawe ʻia mai iā ʻoe esakysteel, e ʻimi mākou i ka hana ʻana o ke kaula uea kuhili ʻole ma nā kaiapuni kahakai, he aha nā mea e hoʻoikaika ai i kona kū ʻana i ka corrosion, a pehea e koho ai a mālama i ka huahana kūpono no ka lōʻihi lōʻihi.
No ke aha he mea nui ka pale ʻana i ka corrosion ma nā wahi kahakai
ʻO ka corrosion kahi hana kūlohelohe e hoʻopōʻino ai i ka metala ke hoʻopili ʻia me nā mea kaiapuni e like me ka oxygen, ka wai, a me nā paʻakai. Ma nā ʻāpana kahakai, ʻo ka neʻe ʻana o nā chlorides (mai ka paʻakai kai) e hoʻolalelale i ka corrosion, e alakaʻi ana i:
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Hoemi i ka haawe o ke kaula uwea.
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Hoʻonui ka pilikia o ka hāʻule ma lalo o ka ukana.
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ʻO ka hoʻohaʻahaʻa nani, ʻoi aku ka maikaʻi ma nā noi hoʻolālā.
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ʻOi aku ka kiʻekiʻe o ka mālama ʻana a me ke alapine hoʻololi.
ʻO ke koho ʻana i ke kaula uea kuhili ʻole kūpono a me ka hoʻokō ʻana i nā hana mālama pono e kōkua i ka hoʻēmi ʻana i kēia mau pilikia a hōʻoia i ka palekana a me ka lōʻihi.
Pehea e pale ai i ka ʻino
Kuhiliʻole kila uea kaula kū'ē corrosion ma muli o konapapa hāneʻe chromium oxide. Ke ʻike ʻia i ka oxygen, hana ke kila kila i kahi kiʻiʻoniʻoni ʻoniʻoni ʻoniʻoni ʻike ʻole ʻia e pale ai i ka metala lalo mai nā mea hoʻonāukiuki. ʻO ka maikaʻi a me ka paʻa o kēia papa pale e pili ana i:
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ʻO kamaʻiʻo chromium(ka liʻiliʻi 10.5% i loko o ke kila kila).
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Ka noho ana omolybdenum a me ka nikelae hoʻoikaika i ke kū'ē i ka lua a me ka ʻinoʻino.
Nā Papa Kūleʻa Kūleʻa Loa no nā Kaiapuni Kai
AISI 316 / 316L Ke kila kila
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Huina: 16-18% chromium, 10-14% nickel, 2-3% molybdenum.
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Nā pono: Kūʻē kūʻokoʻa i ka lua i hoʻokomo ʻia i ka chloride a me ka ʻinoʻino.
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Nā noi:
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ʻO nā loina moana.
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ʻO nā kaula hoʻolālā kahakai.
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Laina mooring.
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Ka hāpai ʻana i nā mea hana ma nā moku a me nā kukū.
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316L, me ka haʻahaʻa kalapona maʻiʻo, hōʻemi i ka pilikia o ka carbide precipitation i ka wā wili, hāʻawi i ka ʻoi aku ka maikaʻi o ka corrosion i nā hui welded.
AISI 304 / 304L Ke kila kila
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Huina: 18-20% chromium, 8-10.5% nikela.
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Nā pono: Kūleʻa ʻino maikaʻi ma nā kūlana kahakai haʻahaʻa.
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Nā palena: Hiki i ka lua i ka wai paʻakai pololei.
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Nā noi:
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Nā kiaʻi kahakai (ma luna o ka splash zone).
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Balustrades.
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ʻO nā lako moana māmā.
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Nā mea e pili ana i ka pale ʻana i ka corrosion
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Paakai Paakai
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ʻOi aku ka kiʻekiʻe o ka chloride, ʻoi aku ka nui o ka pōʻino o ka lua.
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Mahana
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Hiki i nā piʻi wela kahakai ke hoʻokē i ka ʻino ma muli o ka wikiwiki o nā hopena electrochemical.
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Papa Hōʻike
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ʻO ke kaula uwea i hoʻohana ʻia ma nā ʻāpana splash a i ʻole nā poʻo i lalo i lalo ke alo i ka pōʻino kiʻekiʻe ke hoʻohālikelike ʻia me nā mea hoʻokomo ma luna o ka laina wai.
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Ka malama ana
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ʻO ke kaula uea i mālama ʻole ʻia, ʻoiai inā i hana ʻia mai ke kila kuhili ʻole, hiki ke ʻino wikiwiki ʻia ma muli o ka hōʻiliʻili ʻana o nā paʻakai a me nā mea haumia.
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Pehea e hoʻomaikaʻi ai i ka hana ʻana o ke kaula uea ma nā ʻōnaehana kahakai
1. E koho i ka Papa Pono
E koho mau316 a i ʻole 316L ke kaula kila kilano ka ʻike pono ʻana i nā kaiapuni kai a me kahakai. No nā palapala hoʻolālā māmā ma luna o ka ʻāpana splash, lawa paha ka 304, akā hāʻawi ʻo 316 i ka hilinaʻi lōʻihi.
2. E hoʻohana i ke kūkulu pololei
ʻO ke kūkulu ʻana i ke kaula uea (e laʻa, 7 × 19 no ka maʻalahi, 1 × 19 no ka rigidity) pono e hoʻohālikelike i ka noi e hōʻemi i ka ʻaʻahu mechanical e hiki ke haki i ka papa passive.
3. E noi i nā pale pale
ʻOiai ʻo ke kila kila he pale ʻino, hiki i nā lāʻau lapaʻau ʻē aʻe e like me ka polymer coatings a i ʻole lubricants ke hāʻawi i ka pale hou aku i nā wahi ʻino loa.
4. Hana i ka mālama mau
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E holoi i nā kaula i kēlā me kēia manawa me ka wai hou e wehe i ka paʻakai.
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E nānā no nā hōʻailona mua o ka ʻinoʻino, e like me ka wehe ʻana a i ʻole ka lua ʻili.
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Hoʻopili hou i nā lubricants pale e like me ka ʻōlelo ʻia.
5. Hoalahui me na Mea Hoolako hilinai
Pili ka maikaʻi. Ke ʻimi nei i ke kaula uea kuhili ʻole mai nā mea hana kaulana e like mesakysteelhōʻoia e loaʻa iā ʻoe nā mea i kūpono i ka maikaʻi a me nā kūlana pale corrosion.
Nā Kūlana e pili ana i nā noi kahakai
ʻO kekahi mau kūlana honua e hōʻike ana i nā pono hana no nā kaula uwea kila kila ma nā wahi kai a me nā kahakai.
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EN 12385: Na kaula uwea hao no na hana nui — Palekana.
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ASTM A492 / ASTM A1023: Nā koi no nā kaula uwea kuhiliʻole.
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ISO 2408: Na kaula hao hao — Pono.
Hōʻike kēia mau maʻamau i ka liʻiliʻi o ke kūpaʻa corrosion, ka ʻae ʻana o ke anawaena, a me nā waiwai mechanical kūpono no nā kaiapuni paʻakikī.
Nā noi maʻamau ma kahakai
Hoʻohana ʻia ke kaula uea kuhili ʻole i nā noi kahakai a me ke kai, e like me:
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ʻO ka waʻa a me ka hoʻopaʻa moku.
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Pūnaehana mooring.
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Nā laina ola a me nā pale palekana.
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ʻO nā alahaka kahakai a me nā alahele.
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ʻO nā kaula hoʻonaninani a me nā hana i ka hoʻolālā kahakai.
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Nā mea lawaiʻa a me nā hīnaʻi iʻa.
Nā hōʻailona o ka ʻino e nānā ai
Hiki i ke kila kila ke hōʻike i ka ʻino inā koho ʻole ʻia a mālama ʻia paha. E nānā no:
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Nā ʻili kala ʻōpala(pinepine ma muli o ka haumia mai ke kila kalapona kokoke).
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Ka lua a i ʻole nā puka liʻiliʻii ka ili uwea.
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ʻOka ʻilikaia i ʻole ka ʻili.
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ʻO nā uwea haki a haki pahahiki ke hoʻololi i ka pono o ka hale.
Ka hopena
Ma nā kaiapuni kahakai, hiki i ke koho kūpono o ke kaula uea kuhili ʻole ke ʻano o ka ʻokoʻa ma waena o ka palekana lōʻihi a me ka hoʻololi pinepine ʻana. Ma ka hoʻomaopopo ʻana i nā pilikia corrosion o kēia mau kaiapuni a me ke koho ʻana i nā mea e like me ia, hiki iā ʻoe ke pale i kāu hoʻopukapuka a hōʻoia i ka hana pono.
sakysteelhāʻawi i kahi ākea o nā koho kaula kaula kila kila, me nā māka 316 a me 316L, i hoʻolālā ʻia no ka pale ʻana i ka corrosion kiʻekiʻe ma nā noi kahakai a me ke kai. E kelepona i kā mākou hui i kēia lā no ke kākoʻo ʻenehana a me nā hoʻonā kūpono no kāu mau papahana kokoke i ke kai.
Ka manawa hoʻouna: Jul-03-2025