Te Whakamahana ā-roto o te Paipa FRP Epoxy
Ko ngā raina mata HP kirihou kua whakapakarihia ki te muka epoxy me ngā ngongo o raro, he mea hanga kia tino tutuki ai ngā whakaritenga API. Ko te putanga ā-tau ka eke ki te 2000km te roa, ā, ko te diameter mai i te DN40 ki te DN300mm.
Ko te raina mata epoxy FRP HP he hononga miro porowhita roa API paerewa i hangaia ki te rauemi hiato, ā, ko tōna ātete ki te kakahu ka roa ake te mahi a te paipa.
Ko te ngongo FRP epoxy he momo paipa FRP mahi-teitei, he kaha te kume, he tika te takai mā te taputapu mamati e whakahaeretia ana. Ka whakamahia te hangarau hau tonu muka matatau hei whakatutuki i te kaha kume e hiahiatia ana i roto i ngā tono poka.
Ko te pēhanga mahi mōrahi mō ngā raina mata HP he 31MPa, ā, ko te ngongo raro he 26MPa. Ko te pāmahana taiao mōrahi mō te paipa FRP epoxy kua rongoatia ki te amine aliphatic he 85℃, ā, ko te paipa FRP epoxy kua rongoatia ki te amine kakara he 110℃. Kei te wātea ngā paipa e tika ana mō te pāmahana 150℃ i runga i te tono a ngā kiritaki.
Ngā Āhuatanga Matua:
• Mama, tata ki te 1/4 o te paipa maitai;
• He tere, he watea hoki te tāutanga i raro i ngā āhuatanga katoa o te rangi, me te kore e hiahiatia he āpitihanga;
• He maeneene te mata o roto, he tino rere te wai;
• He kaha te ātete ki te waikura, ā, he roa te ora mahi;
• He iti te utu tāutanga;
• He iti noa te ware pi me te unahi e takoto ana.
Ngā hua e pā ana
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