Ngā Paninga Epoxy Hononga-Hononga Awwa C213 Paerewa

Whakaahuatanga Poto:

Ngā Paninga me ngā Ārai Epoxy Hononga-Hanumi mō ngā Paipa Wai Rino me ngā Hononga

He paerewa tēnei nā te American Water Works Association (AWWA). Ko ngā paninga FBE e whakamahia whānuitia ana mō ngā paipa wai rino me ngā hononga, hei tauira, ngā paipa SSAW, ngā paipa ERW, ngā paipa LSAW, ngā paipa kore hononga, ngā tuke, ngā tī, ngā whakaiti me ētahi atu, hei tiaki i te waikura.

Ko ngā paninga epoxy honohono-hono he paninga whakamahana kotahi-wāhanga paura maroke, ina whakahohehia ki te wera, ka puta he tauhohenga matū ki te mata o te paipa maitai me te pupuri tonu i te mahi o ōna āhuatanga. Mai i te tau 1960, kua whānui ake te tono ki ngā rahi paipa nui ake hei paninga ā-roto, ā-waho hoki mō ngā tono hau, hinu, wai me te wai para.


Taipitopito Hua

Ngā Tohu Hua

Ngā āhuatanga ā-tinana o ngā rauemi paura epoxy

Te taumaha motuhake i te 23℃: te iti rawa 1.2 me te mōrahi 1.8
Tātaritanga tātari: mōrahi 2.0
Te wā whakawera i te 200 ℃: iti iho i te 120s

Te horoinga pupuhi whakakoi

Me horoi ngā mata maitai tahanga ki te waikura kia rite ki te SSPC-SP10/NACE Nama 2 mēnā kāore i te tohua e te kaihoko. Ko te tauira punga pupuhi, te hohonutanga kōtaha rānei me 1.5 mil ki te 4.0 mil (38 µm ki te 102 µm) i inehia kia rite ki te ASTM D4417.

Te whakamahana i mua

Me whakamahana anō te paipa kua horoia ki te pāmahana iti iho i te 260℃, kaua hoki te pūtake wera e poke i te mata o te paipa.

Matotoru

Me pania te paura paninga ki te paipa kua whakamahanahia kia rite te matotoru o te kiriata whakamaroke kia kaua e iti iho i te 12 mils (305μm) ki waho, ki roto rānei. Kaua te matotoru mōrahi e neke ake i te 16 mils (406μm) mēnā kāore i tūtohutia e te kaihanga, i tohua rānei e te kaihoko.

Whakamātautau mahi epoxy whiriwhiri

Ka taea e te kaihoko te tohu i ētahi atu whakamātautau hei whakatau i te mahi epoxy. Ka taea te tohu i ngā tukanga whakamātautau e whai ake nei, me mahi katoa ēnei ki runga i ngā mowhiti whakamātautau paipa whakaputa:
1. Te pūngao whakawhiti-wāhanga.
2. Te pūngao o te atanga.
3. Tātaritanga wera (DSC).
4. Te taumahatanga tuturu (te āheinga ki te piko).
5. Rukuhia ki te wai.
6. Pānga.
7. Whakamātautau wetewete katote.


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