Hoʻopili ʻia ʻo Fusion-Bonded Epoxy Coatings Awwa C213 Standard

ʻO ka wehewehe pōkole:

Hoʻopili ʻia ʻo Fusion-Bonded Epoxy Coatings and Linings for Steel Water Pipe and Fittings

He maʻamau kēia ʻAmelika Hui Pū ʻIa Wai (AWWA).Hoʻohana nui ʻia ka FBE coatings ma nā paipu wai kila a me nā mea pono, no ka laʻana nā paipu SSAW, nā paipu ERW, nā paipu LSAW nā paipu seamless, nā kuʻekuʻe, nā tees, nā mea hoʻemi a me nā mea ʻē aʻe no ke kumu o ka pale ʻana i ka corrosion.

ʻO nā uhi epoxy i hoʻopaʻa ʻia ʻo Fusion kahi ʻāpana maloʻo maloʻo i ka pauka thermosetting i ka wā e hoʻāla ʻia ai ka wela, e hoʻopuka i ka hopena kemika i ka ʻili paipu kila me ka mālama ʻana i ka hana o kāna mau waiwai.Mai ka makahiki 1960, ua hoʻonui ʻia ka noi i ka nui o ka paipu nui e like me ka uhi ʻana o loko a me waho no ke kinoea, aila, wai a me nā noi wai.


Huahana Huahana

Huahana Huahana

Nā waiwai kino o nā mea pauka epoxy

Kaumaha kikoʻī ma 23 ℃: liʻiliʻi 1.2 a me 1.8 kiʻekiʻe
Anana kānana: kiʻekiʻe 2.0
Ka manawa gel ma 200 ℃: emi iho ma mua o 120s

Hoʻomaʻemaʻe pahū abrasive

E hoʻomaʻemaʻe ʻia nā ʻili kila hū ʻole e like me ka SSPC-SP10/NACE No. 2 ke ʻole i kuhikuhi ʻia e ka mea kūʻai.He 1.5 mil a hiki i 4.0 mil (38 µm a 102 µm) ke ana ʻana o ke kumu heleuma pahū a i ʻole ka hohonu o ka ʻike me ka ASTM D4417.

Hoʻomāhana mua

ʻO ka paipu i hoʻomaʻemaʻe ʻia e hoʻomaʻamaʻa ʻia i ka mahana ma lalo o 260 ℃, ʻaʻole e hoʻohaumia ke kumu wela i ka ʻili o ka paipu.

mānoanoa

E hoʻopili ʻia ka pauka uhi i ka paipu preheated ma kahi ʻano kiʻiʻoniʻoni maʻemaʻe ʻaʻole emi ma lalo o 12 mils (305μm) ma waho a i loko paha.ʻAʻole ʻoi aku ka mānoanoa kiʻekiʻe ma mua o ka 16 mils (406μm) i koho ʻia ke ʻole i ʻōlelo ʻia e ka mea hana a i ʻole i kuhikuhi ʻia e ka pruchaser.

ʻO ka hoʻāʻo hana epoxy koho

Hiki i ka mea kūʻai ke kuhikuhi i nā hoʻokolohua hou e hoʻokumu i ka hana epoxy.ʻO nā kaʻina hana hoʻāʻo ma lalo nei, e hana ʻia ia mau mea ma nā apo hoʻāʻo paipu hana, hiki ke kuhikuhi ʻia:
1. Porosity cross-section.
2. Porosity interface.
3. Ka nānā 'ana wela (DSC).
4. Paʻa mau (bendability).
5. Puu wai.
6. Ka hopena.
7. Ka ho'āʻo hoʻokaʻawale Cathodic.


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