ʻO ka FRP Flange
Wehewehe Huahana
ʻO nā flanges FRP (Fiberglass Reinforced Plastic) he mau mea hoʻohui ʻano apo i hoʻohana ʻia e hoʻohui i nā paipu, nā valves, nā pamu, a i ʻole nā lako ʻē aʻe e hana i kahi ʻōnaehana paipu piha. Hana ʻia lākou mai kahi mea i hui pū ʻia me nā olonā aniani ma ke ʻano he mea hoʻoikaika a me ka resin synthetic ma ke ʻano he matrix. Hana ʻia lākou me ka hoʻohana ʻana i nā kaʻina hana e like me ke kālai ʻana, ka hoʻopaʻa lima ʻana, a i ʻole ka wili filament.
Nā Hiʻohiʻona Huahana
Mahalo i ko lākou ʻano hana kūikawā, hāʻawi nā flanges FRP i nā pono koʻikoʻi ma luna o nā flanges metala kuʻuna:
- Ke Kū'ē Maika'i Loa i ka ʻAi ʻana: ʻO ka hiʻohiʻona koʻikoʻi o nā flanges FRP ʻo ko lākou hiki ke kū'ē i ka ʻai ʻana mai nā ʻano kemika like ʻole, me nā waikawa, alkalis, paʻakai, a me nā mea hoʻoheheʻe organik. ʻO kēia ka mea e hoʻohana nui ʻia ai lākou i nā wahi kahi e lawe ʻia ai nā wai ʻino, e like me ke kemika, ka petroleum, ka metallurgy, ka mana, nā lāʻau lapaʻau, a me nā ʻoihana meaʻai.
- Māmā a me ka Ikaika Kiʻekiʻe: ʻO ka nui o ka FRP he 1/4 a 1/5 wale nō o ke kila, akā hiki ke hoʻohālikelike ʻia kona ikaika. ʻO kēia ka mea e maʻalahi ai ka lawe ʻana a me ke kau ʻana, a hoʻemi ia i ke kaumaha holoʻokoʻa ma ka ʻōnaehana paipu.
- Palekana Uila Maikaʻi: He mea alakaʻi ʻole ka FRP, e hāʻawi ana i nā flanges FRP i nā waiwai pale uila maikaʻi loa. He mea koʻikoʻi kēia i nā wahi kikoʻī e pale aku ai i ka pala electrochemical.
- Ka Hoʻololi Hoʻolālā Kiʻekiʻe: Ma ka hoʻoponopono ʻana i ke ʻano resin a me ka hoʻonohonoho ʻana o nā olonā aniani, hiki ke hana maʻamau ʻia nā flanges FRP e hoʻokō i nā koi kikoʻī no ke kūpaʻa ʻana i ka mahana, ke kaomi, a me ka pala.
- Kumukūʻai Mālama Haʻahaʻa: ʻAʻole e popo a unahi paha nā flanges FRP, e alakaʻi ana i kahi ola lawelawe lōʻihi a hoʻemi nui i nā kumukūʻai mālama a me nā hoʻololi.
ʻAno Huahana
Ma muli o kā lākou kaʻina hana a me ke ʻano hoʻonohonoho, hiki ke hoʻokaʻawale ʻia nā flanges FRP i kekahi mau ʻano:
- ʻĀpana Hoʻokahi (Integral) Flange: Hoʻokumu ʻia kēia ʻano ma ke ʻano he ʻāpana hoʻokahi me ke kino paipu, e hāʻawi ana i kahi ʻano paʻa e kūpono no nā noi haʻahaʻa a waena.
- ʻO ka Flange Wehe (Lap Joint Flange): Loaʻa iā ia kahi apo flange wehe a wili manuahi a me kahi wēlau stub paʻa ma ka paipu. Hoʻomaʻalahi kēia hoʻolālā i ke kau ʻana, ʻoi aku hoʻi i nā pilina multi-point.
- ʻO ka Flange Makapō (Flange Blank/End Cap): Hoʻohana ʻia e sila i ka hopena o kahi paipu, maʻamau no ka nānā ʻana i ka ʻōnaehana pipeline a i ʻole e mālama i kahi interface.
- ʻO ka Socket Flange: Hoʻokomo ʻia ka paipu i loko o ka lua o loko o ka flange a hoʻopili pono ʻia ma o nā kaʻina hana hoʻopili a i ʻole nā kaʻina hana wili, e hōʻoiaʻiʻo ana i ka hana sila maikaʻi.
Nā kikoʻī huahana
| DN | P=0.6MPa | P=1.0MPa | P=1.6MPa | |||
| S | L | S | L | S | L | |
| 10 | 12 | 100 | 15 | 100 | 15 | 100 |
| 15 | 12 | 100 | 15 | 100 | 15 | 100 |
| 20 | 12 | 100 | 15 | 100 | 18 | 100 |
| 25 | 12 | 100 | 18 | 100 | 20 | 100 |
| 32 | 15 | 100 | 18 | 100 | 22 | 100 |
| 40 | 15 | 100 | 20 | 100 | 25 | 100 |
| 50 | 15 | 100 | 22 | 100 | 25 | 150 |
| 65 | 18 | 100 | 25 | 150 | 30 | 160 |
| 80 | 18 | 150 | 28 | 160 | 30 | 200 |
| 100 | 20 | 150 | 28 | 180 | 35 | 250 |
| 125 | 22 | 200 | 30 | 230 | 35 | 300 |
| 150 | 25 | 200 | 32 | 280 | 42 | 370 |
| 200 | 28 | 220 | 35 | 360 | 52 | 500 |
| 250 | 30 | 280 | 45 | 420 | 56 | 620 |
| 300 | 40 | 300 | 52 | 500 |
|
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| 350 | 45 | 400 | 60 | 570 |
|
|
| 400 | 50 | 420 |
|
|
|
|
| 450 | 50 | 480 |
|
|
|
|
| 500 | 50 | 540 |
|
|
|
|
| 600 | 50 | 640 |
|
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No nā puka nui a i ʻole nā kikoʻī maʻamau, e ʻoluʻolu e leka uila iaʻu no ka hoʻopilikino ʻana.
Nā Hoʻohana Huahana
Ma muli o ko lākou kūpaʻa koʻikoʻi i ka pala a me ka ikaika māmā, hoʻohana nui ʻia nā flanges FRP i:
- ʻOihana Kemika: No nā paipu e halihali ana i nā kemika ʻawaʻawa e like me nā waikawa, alkalis, a me nā paʻakai.
- ʻEnekinia Kaiapuni: I ka mālama ʻana i ka wai ʻino a me nā lako hana desulfurization kinoea flue.
- ʻOihana Mana: No ka wai hoʻoluʻolu a me nā ʻōnaehana desulfurization/denitrification i nā mea kanu mana.
- ʻEnekinia Moana: I ka hoʻohemo ʻana i ka paʻakai o ka wai kai a me nā ʻōnaehana paipu moku.
- ʻOihana Meaʻai a me nā Lāʻau Lapaʻau: No nā laina hana e pono ai ka maʻemaʻe o nā mea.










