* HOOLAHA
ʻO ka pipe galvanized hot-dip ka mea e hoʻoheheʻe ai i ka metala i hoʻoheheʻe ʻia me ka matrix hao e hana ai i kahi ʻāpana alloy, a laila e hoʻohui i ka matrix a me ka uhi. Holoi ka waika mua wela wela i ka paipu kila no ka wehe ʻana i ka oxide hao ma ka ʻili o ka paipu kila. Ma hope o ka holoi ʻana i ka waikawa, hoʻomaʻemaʻe ʻia i loko o kahi pahu me ka ammonium chloride a i ʻole zinc chloride aqueous solution a i ʻole ka hui ʻana o ka ammonium chloride a me ka zinc chloride aqueous solution, a laila hoʻouna ʻia i ka ʻauʻau wai wela.
Loaʻa i ka Hot-dip galvanizing nā mea maikaʻi o ka uhi ʻana i ka lole, ka hoʻopili ikaika, ke kūpaʻa corrosion maikaʻi, a me ke ola lōʻihi. ʻOi aku ma nā wahi paʻakikī, e like me ka humid, ka ua, ka ua waikawa, ka paʻakai paʻakai a me nā wahi ʻē aʻe, ʻoi aku ka nui o ka hana o ka galvanizing wela. ʻO ke kumu kila a me ka hoʻoheheʻe hoʻoheheʻe ʻia e hoʻoheheʻe ʻia i ke kino a me ke kemika paʻakikī e hana i kahi papa hoʻoheheʻe zinc-hao me ka paʻa paʻa. Hoʻohui pū ʻia ka papa alloy, ka ʻāpana zinc maʻemaʻe, a me ka substrate kila. No laila, ua ikaika ka corrosion kū'ē.
1. Ke kūlike o ka uhi: ʻAʻole e ʻulaʻula ke ʻano paipu kila (ke kala keleawe) ma hope o ka hoʻokomo ʻia ʻana i loko o ka solution copper sulfate no 5 mau manawa.
2. Ka maikaʻi o ka ʻili: ʻO ka ʻili o ka paipu kila galvanized e loaʻa i kahi papa galvanized piha, a ʻaʻohe wahi ʻeleʻele a me nā ʻōhū i uhi ʻole ʻia. Ua ʻae ʻia ka ʻili o ka ʻili a me nā nodules zinc kūloko.
| He aha ka ʻokoʻa ma waena o ka wela wela a me ka pre galvanized? | |||||||
| Paipu hao hao hao wela | Paipu kila kila mua | ||||||
| ʻO ka mānoanoa o ka paipu kila | 1.0mm a ma luna | 0.8mm a 2.2mm | |||||
| Hoʻopili Zinc | awelika 200g/m2 a 500g/m2 (30um a 70um) | awelika 30g/m2 a 100g/m2 ( 5 a 15 microns ) | |||||
| Pōmaikaʻi | ʻo ka uhi ʻana, ka hoʻopili ikaika ʻana, ka sila maikaʻi, a me ke ola lōʻihi | ʻili pahee, waihoʻoluʻu ʻālohilohi, a me ka uhi lahilahi | |||||
| Hoʻohana | hoʻohana nui ʻia i ka lawe ʻana i ka wai haʻahaʻa haʻahaʻa no ka wai, ka wai, ke kinoea, ka ea, ka mahu hoʻomehana, ke kūkulu ʻana i ke kūlanakauhale, ka petrochemical, ka hana moku a me nā māla ʻē aʻe. | ʻenekinia kūkulu hale, hana hale a me nā ʻoihana ʻē aʻe. | |||||
* PENI
ʻO ka paipu kila pena ʻia e pīpī i nā ʻāpana kala like ʻole ma ka ʻili o ka paipu kila i mea e hoʻomaikaʻi ai i ke kūpaʻa ʻana a me ka nani o ka paipu. ʻO nā paipu kila pena ʻia nā paipu kila i uhi ʻia a me nā paipu kila pena.
ʻO ka paipu kila i hoʻopaʻa ʻia i ka pāpaʻi ʻia e holoi mua ʻia, galvanized a phosphated, a laila hoʻoheheʻe ʻia me ka electrostatically. ʻO nā mea maikaʻi o kēiaʻano,ʻo ia ka paʻa ikaika o ka uhiʻana,ʻaʻole i maʻalahi ka peel, ka hana pale maikaʻi, nā kala nani a nani; ʻO ka hemahema, ʻoi aku ka kiʻekiʻe o ke kumukūʻai, a pono nā mea hana spray kūikawā a me nā limahana akamai loa e hana.
Paipu kila pena ʻia pololei ʻia-pena ʻia nā ʻāpana kala like ʻole ma ka ʻili o ka paipu kila me ka holoi ʻole ʻana i ka waika, galvanized a i ʻole phosphating, i mea e hoʻomaikaʻi ai i ke kūpaʻa corrosion a me ka aesthetics o ka paipu. ʻO nā mea maikaʻi o kēiaʻano he kumu kūʻai haʻahaʻa a me ka hana maʻalahi a maʻalahi; ʻO nā hemahema he palupalu nāwaliwali, paʻakikī ke hoʻokō i ka hopena kūpaʻa corrosion lōʻihi, a me ke kala monotonous.
I ka hoʻohana ʻana i nā paipu kila i pena ʻia, pono e koho i ke ʻano pena kūpono, kala a me ka mānoanoa e like me nā kūlana kikoʻī o ka hoʻohana a me nā koi. I ka manawa like, pono e hōʻoia i ka maloʻo o ka ili o ka paipu kila, maʻemaʻe a maʻemaʻe e hōʻoia i ka hopena adhesion coating a me ke ola lawelawe.
Paipu kila i uhi ʻia
Paipu kila pena
* 3PE FBE
ʻO 3PE (3-Layer Polyethylene) a me FBE (Fusion Bonded Epoxy) nā ʻano ʻelua o ka uhi ʻana i hoʻohana ʻia i nā paipu a me nā paipu i loko o ka ʻoihana aila a me ke kinoea e hoʻolōʻihi a pale i ka pala.
ʻO 3PE kahi uhi ʻekolu ʻāpana i loaʻa i kahi epoxy primer, kahi copolymer adhesive, a me ka polyethylene topcoat. Hāʻawi ka epoxy primer i kahi ili hoʻopaʻa maikaʻi no ka mea hoʻopili copolymer, a ʻo ia hoʻi ka hāʻawi ʻana i kahi papa hoʻopaʻa no ka polyethylene topcoat. Hana pū nā papa ʻekolu no ka pale ʻana i ka paipu mai ka ʻino, abrasion, a me ka pōʻino hopena.
ʻO FBE, ma ka ʻaoʻao ʻē aʻe, he ʻōnaehana uhi ʻelua ʻāpana i loaʻa i kahi base resin epoxy i piha i ka particulate a me kahi topcoat he polyamide. Hāʻawi ka epoxy i hoʻopiha ʻia i ka ʻāpana i ka hoʻopili maikaʻi ʻana i nā ʻili metala, ʻoiai ʻo ka topcoat e hāʻawi i ke kūpaʻa kemika maikaʻi loa a me ke kūpaʻa abrasion. Hoʻohana ʻia nā pale FBE i nā ʻano noi like ʻole, mai ka ʻaila a me nā paipu kinoea i ka wai a me nā ʻōnaehana wai.
ʻO ka 3PE a me ka FBE ka uhi ʻana i ka pale ʻana i nā pipeline a me nā paipu mai ka corrosion, e pili ana i nā koi noi kikoʻī. ʻO ka koho ma waena o nā mea ʻelua e alakaʻi pinepine ʻia e nā mea e like me ke ʻano o ka pipeline, nā kūlana hana, a me ke kumukūʻai.
| 3PE VS FBE | |||||||
| Ka ikaika pili | Hāʻawi ka uhi 3PE i ka ikaika adhesion kiʻekiʻe ma mua o ka FBE, no ka mea, kōkua ka copolymer adhesive i 3PE i ka hoʻopaʻa maikaʻi ʻana ma waena o ka epoxy primer a me ka polyethylene topcoat layer. | ||||||
| Ka hopena a me ka Abrasion | ʻO ka polyethylene topcoat i loko o ka uhi 3PE e hāʻawi i ka pale maikaʻi i ka hopena a me ka abrasion i hoʻohālikelike ʻia me FBE. | ||||||
| Hoʻohana | ʻOi aku ka maikaʻi o nā pale FBE i nā pipeline kahi i kiʻekiʻe ai ka mahana hana no ka mea hiki iā lākou ke pale aku i nā wela kiʻekiʻe ma mua o nā uhi 3PE. Ma kahi ʻē aʻe, ʻoi aku ka maikaʻi o ka uhi ʻana o 3PE i nā noi kahi e hōʻike ʻia ai ka pipeline i ka lepo a me ka wai, no ka mea e hāʻawi i ka pale maikaʻi aʻe i ka corrosion a me ka ʻōpala. | ||||||
*Aila
ʻO ka noi ʻana i ka ʻaila i ka ʻili o waho o ka paipu kila he ala ia e hāʻawi ai i ka pale corrosion a me ka pale ʻana i ka paipu kila. Hiki i ka ʻaila ke hoʻolohi i ka pilina ma waena o ka paipu kila a me ke kaiapuni o waho, a pale i ka paipu kila mai ka hoʻopili ʻia e ka oxidation, corrosion, aahu, etc.
*Stencil a i ʻole Pepa
Sila
Stencil
*Kuʻi
E hoʻohana i ka mīkini kuʻi me ka hoʻohana ʻana i ka pahu kuʻi. E hoʻomau i ka paʻa paʻa a komo ka kuʻi i ka paia paipu kila, e hana i kahi puka maʻemaʻe a pololei.
ʻO ke kaʻina hana hoʻoheheʻe paipu kila he nui nā noi, me ka ʻaʻole i kaupalena ʻia i kēia mau mea:
1. Hoʻohui i nā paipu kila: ʻO ka wili ʻana kekahi o nā ʻano hana maʻamau no ka hoʻopili ʻana i nā paipu kila. Ma o ke kaʻina hana hoʻoheheʻe paipu kila, hiki ke wehe ʻia nā puka ma ka paipu kila, i hiki ke hoʻokomo ʻia nā bolts a me nā nati ma nā hono a me nā flanges, i mea e hoʻokō ai i ke kumu o ka pilina.
2. Hoʻoponopono i nā paipu kila: He mea maʻamau nō hoʻi ia e hoʻoponopono ai i nā paipu kila i nā paia a i ʻole nā ʻaoʻao ʻē aʻe ma o ke kaʻina hana wili paipu kila.
Ka hoʻohana ʻana i ka pale kila solar panel bracke
Hoʻohana i nā mea ala
*Mālama
ʻO NPT (National Pipe Thread) a me BSPT (British Standard Pipe Thread) ʻelua mau pae maʻamau maʻamau.
Hoʻohana pinepine ʻia nā kaula NPT ma ʻAmelika ʻĀkau a ʻoi aku ka maʻamau o nā kaula BSPT ma ʻEulopa a me Asia.
Loaʻa i nā maʻamau ʻelua nā kaula liʻiliʻi e hana i kahi sila paʻa ke hoʻopaʻa pū ʻia. Hoʻohana nui ʻia i ka wai, ke kinoea, ka aila a me nā pilina pipeline ʻē aʻe.
2. Hoʻoponopono i nā paipu kila: He mea maʻamau nō hoʻi ia e hoʻoponopono ai i nā paipu kila i nā paia a i ʻole nā ʻaoʻao ʻē aʻe ma o ke kaʻina hana wili paipu kila.
*Aha
ʻO Roll Groove kahi ala kaulana e hoʻopili ai i nā paipu pale ahi no ka mea hāʻawi ia i nā pono he nui. Eia kekahi mau pono nui:
1. Hoʻokomo maʻalahi a wikiwiki hoʻi: ʻO ka pilina Roll Groove e hiki ai i ka hoʻokomo wikiwiki a me ka maʻalahi o nā paipu a me nā mea pono, no ka mea, ʻaʻohe pono o ka wili a i ʻole ke kaula.
2. Ka mālama waiwai a me ke kaiapuni: ʻOi aku ka maikaʻi o kēia ala pili ma mua o nā ʻano hana ʻē aʻe, e lilo ia i koho kaulana no nā noi he nui. He ʻoluʻolu hoʻi ia no ka mea e hōʻemi ana i ka ʻōpala a hoʻohana i nā kumuwaiwai liʻiliʻi.
3. Mālama i nā ʻano kumu o nā paipu: ʻAʻole pili ka pilina ʻo Roll Groove i nā waiwai kumu o nā paipu, e like me ko lākou ikaika, paʻa, a me ke kūʻē ʻana i ka corrosion.
4. He mea maʻalahi ka mālamaʻana: Inā pono ka mālama a me ka hoʻoponoponoʻana, hiki i ka Roll Groove connection ke maʻalahi i ka weheʻana a me ka hoʻololiʻana i nā mea, me kaʻole e koi i nā mea hana kūikawā.
| DN | Anawaena waho | Hoʻopaʻa ʻili laula ± 0.76 | Laulā Laulā ±0.76 | Anawaena o lalo | |
| mm | Hoʻomanawanui | ||||
| 50 | 60.3 | 15.88 | 8.74 | 57.15 | -0.38 |
| 65 | 73 | 15.88 | 8.74 | 69.09 | -0.46 |
| 65 | 76.1 | 15.88 | 8.74 | 72.26 | -0.46 |
| 80 | 88.9 | 15.88 | 8.74 | 84.94 | -0.46 |
| 100 | 114.3 | 15.88 | 8.74 | 110.08 | -0.51 |
| 125 | 141.3 | 15.88 | 8.74 | 137.63 | -0.56 |
| 150 | 165.1 | 15.88 | 8.74 | 160.78 | -0.56 |
| 150 | 168.3 | 15.88 | 8.74 | 163.96 | -0.56 |
| 200 | 219.1 | 19.05 | 11.91 | 214.4 | -0.64 |
* Hoʻopili ʻia
ʻOi aku ka nui o ke anawaena ma mua o ka NPS 11⁄2 [DN 40] i hoʻoheheʻe ʻia me nā welau i hoʻopaʻa ʻia i kahi kihi o 30°, +5°, -0°.
*Plain Hope
ʻO ka ʻoki ʻana i nā ʻaoʻao ʻelua o ka paipu kila i nā mokulele ma 90◦ i ke axis he koi maʻamau i nā ʻoihana he nui kahi e hoʻohana ʻia ai nā paipu. Hana ʻia kēia no ka hoʻomākaukau ʻana i ka paipu no ke kuʻi ʻana a i ʻole nā ʻano pili ʻē aʻe, a e hōʻoia i ka palahalaha a kū pololei nā wēlau i ke axis o ka paipu.
*Flanged
ʻO ka paipu kila flanged he ʻano paipu i hoʻopaʻa ʻia ka flange i hoʻokahi a ʻelua paha. ʻO nā flanges nā disc pōʻai me nā puka a me nā bolts i hoʻohana ʻia no ka hoʻopili ʻana i nā paipu, nā pahu, a i ʻole nā mea hana ʻē aʻe. Hana ʻia ka paipu kila flanged ma ke kuʻi ʻana i kahi flange i ka hopena o kahi paipu kila.
Hoʻohana pinepine ʻia nā paipu kila Flanged i nā ʻoihana e like me ka hāʻawi wai, ka aila a me ke kinoea, a me ka hana kemika. Ua ʻoi aku ka maikaʻi ma mua o nā ʻano paipu ʻē aʻe no ka mea hiki ke maʻalahi ke hoʻokomo a paʻa loa. Hiki i nā paipu Flanged ke kū i ke kaomi kiʻekiʻe a hiki ke wehe maʻalahi no ka mālama a hoʻoponopono paha.
ʻO nā flanges ma kahi paipu kila flanged hele mai i nā ʻano like ʻole a me nā nui e kūlike i nā koi pili. ʻO nā ʻano maʻamau, ʻo ia nā flanges slip-on, nā ʻāʻī weld, nā flanges wili, a me nā flanges weld socket.
I ka hōʻuluʻuluʻana, he koho kaulana nā paipu kila flanged no nāʻoihana he nui no ka mea hāʻawi lākou i kahi pilina paʻa a paʻa ma waena o nā paipu a me nā mea hana.
*Oki ʻoki lōʻihi
ʻIke ʻia ka ʻenehana ʻoki wai no ka pololei a me ka pololei, a me kona hiki ke hana i nā ʻaoʻao maʻemaʻe, burr-free.
ʻO kekahi o nā pōmaikaʻi nui o ka ʻenehana ʻoki wai ʻo ia ke ʻano ʻoki anuanu, ʻo ia hoʻi, ʻaʻohe wahi wela wela (HAZ) a puni ka ʻoki.
ʻO ka ʻoki ʻana i ka wai jet maikaʻi nō hoʻi i ke kaiapuni, no ka mea, ʻaʻole ia e hoʻopuka i nā ʻōpala weliweli a i ʻole nā huhū. Hoʻohana wale ka ʻōnaehana i ka wai a me ka abrasive, a hiki ke hōʻiliʻili a hoʻolei ʻia nā mea ʻōpala me ka palekana.
* Hoʻopili a me ka lawe ʻana
Hoʻopili ʻia ʻo PVC
No ka paleʻana i nā paipu kila i ka wā o ka laweʻana a me ka mālamaʻana, ua hoʻopili pinepineʻia lākou me ka PVC plastic packaging e hāʻawi i kahi pale pale e pale ai i nā'ōpala, nā niho, a me nāʻanoʻino'ē aʻe.
Ma waho aʻe o ka pale ʻana i nā paipu kila, kōkua pū ka pahu plastik PVC e mālama iā lākou i ka maʻemaʻe a me ka maloʻo. He mea koʻikoʻi kēia no nā paipu e hoʻohana ʻia i nā noi kahi e koʻikoʻi ai ka maʻemaʻe, e like me nā ʻōnaehana wai a i ʻole nā mea kanu meaʻai.
* Hoʻopili ʻia nā pvc āpau;
* Hoʻopili ʻia nā paipu pvc wale nō;
*Pvc kino paipu wale nō i hoʻopili ʻia.
Puke Laau
No ka paleʻana i nā mea kila i ka wā o ka laweʻana a me ka lawelaweʻana, hiki i nā mea kūʻai ke koho i nā pahu lāʻau maʻamau, a hiki ke hanaʻia me nā lepili o ka mea kūʻai no kaʻike maʻalahi.
ʻO ka maikaʻi o ka hoʻohana ʻana i nā pahu lāʻau maʻamau me nā kākoʻo hope ʻo ia ka hāʻawi ʻana i ka pale hou a hōʻemi i ka pōʻino o nā huahana kila. Hoʻomaʻamaʻa lākou i ka maʻalahi o ka lawelawe ʻana a me ka lawe ʻana, no ka mea hiki ke hoʻopaʻa ʻia nā pahu a hoʻopaʻa ʻia ma nā pallets no ka lawe ʻana ma ka ʻāina, ke kai, a me ka lewa.
Hoʻouna
Lawe ʻia ka hapa nui o nā huahana kila ma ke kai, ka ʻāina, a i ʻole ka ea, me ka hapa nui o nā moku e haʻalele ana mai nā awa ʻo Tianjin.
No ka lawe ʻana i ke kai, ʻelua mau ala nui: ka lawe pahu pahu a i ʻole ka lawe nui ʻana.
ʻO ka halihali ʻāina maʻamau ma ke kaʻaahi a kaʻa paha, e pili ana i ka huakaʻi a me ka hui kaʻa i hoʻohana ʻia.
* Kākoʻo
Nā lawelawe kūʻai mua:
1. Free laʻana: Length 20cm noa kila paipu laʻana me ka lawe uku uku e ka mea kūʻai mai.
2. Nā ʻōlelo aʻoaʻo huahana: hoʻohana i kā mākou ʻike ʻoihana o nā huahana e ʻōlelo aku iā lākou i nā mea kūʻai aku.
Nā lawelawe kūʻai waena:
1. Ka nānā 'ana i ke kauoha: e hoʻomaopopo mākou i nā mea kūʻai aku i ke kūlana hana a me ka hoʻounaʻana i kā lākou mau kauoha ma o ka leka uila a iʻole kelepona, e hōʻoiaʻiʻo ana lākou i ka maopopo o ka holomua o kā lākou mau kauoha.
2. Hāʻawi i ka nānā ʻana a me ka hoʻouna ʻana i nā kiʻi: e hāʻawi mākou i nā kiʻi huahana ma mua o ka hoʻouna ʻana i nā mea kūʻai aku e hōʻoia inā hoʻokō lākou i nā koi. Ma ka manawa like, e hana pū mākou i nā nānā koʻikoʻi a me ka hoʻokele maikaʻi ʻana ma mua o ka hoʻouna ʻana e hōʻoia i ko lākou hoʻokō ʻana i kā mākou kūlana kiʻekiʻe.
Nā lawelawe ma hope o ke kūʻai aku:
1. Ka hahai ʻana i ka manaʻo o nā mea kūʻai aku ma hope o ka loaʻa ʻana o ka waiwai: mahalo mākou i ka manaʻo o ka mea kūʻai aku a e hahai mākou i ka hoʻomaopopo ʻana i kā lākou hoʻohana ʻana a me nā manaʻo o kā mākou huahana, i mea e hoʻomaikaʻi mau ai i kā lākou maikaʻi a me nā lawelawe.
2. Nā ʻano kumu kūʻai a me nā ʻike ʻoihana: ʻike mākou hiki i nā mea kūʻai aku ke kū i nā loli makeke a me nā ʻano ʻoihana, no laila e hāʻawi mau mākou i ka ʻike e pili ana i ka mākeke a me nā ʻoihana ʻoihana e kōkua i nā mea kūʻai aku e hoʻomaopopo i ka mākeke a me nā loli ʻoihana i ka manawa kūpono, e hiki ai iā lākou ke hoʻonui i ka ʻike. a me na olelo hooholo maikai.