ʻO nā kiwi pōpō palaki, e like me nā mea mana koʻikoʻi i nā ʻōnaehana pipeline, hoʻohana nui ʻia i nā ʻano like ʻole e like me ka mālama wai, ka ʻenekinia kemika, ka meaʻai a me ka lāʻau lapaʻau. ʻO ke koho pololei ʻana o kahi kŘkohu pono e noʻonoʻo ʻia i nā kumu like ʻole e like me ka mea, ke ʻano pili, ka helu kaomi, ka pae wela, a pēlā aku.kiwi poepoe plastik, kōkua iā ʻoe e hana i kahi koho kūpono.
Hoʻokaʻawale kumu a me nā kūlana no nā kiwi pōpō plastik
1. Nāʻano hoʻohālike nui
Hiki ke hoʻokaʻawale ʻia nā kiwi pōpō plastik e like me nā kūlana like ʻole:
(a) Ma ke ala pili:
Flangekiwi pōpō palaka: kūpono no nā ʻōnaehana pipeline nui
ʻO ka wili pōpoʻi palaka i ulana ʻia: hoʻohana mau ʻia no nā paipu anawaena liʻiliʻi
Socket plastic ball valve: maʻalahi e hoʻouka koke
ʻO ka pāpaʻi pōlele paʻa pālua: maʻalahi e wehe a mālama
(b) Ma ke ʻano hoʻokele kaʻa:
Pilipo pōleʻa lima: kūpono a me ka hana
Pneumatic poepoe kiwikā: 'akomi mana
ʻO ke kinikini pōlele uila: hoʻoponopono pololei
(c) Ma ka mea:
ʻO ka pahu pōpō UPVC: kūpono no ka mālama wai
PP ball valve: Meaʻai a me ka ʻoihana lāʻau
PVDF pōlele pōlele: ikaika corrosive medium
CPVC poepoe kiwikā: Kiʻekiʻe wela kaiapuni
2. Nā kūlana aupuni a me nā kikoʻī
ʻO nā kūlana nui nokiwi poepoe plastikma Kina, penei:
GB/T 18742.2-2002: Pahu poepoe palaki i kupono no DN15~DN400, kaomi helu PN1.6~PN16
GB/T 37842-2019 "Thermoplastic Ball Valves": He kūpono no nā kiwi pōpō thermoplastic mai DN8 a DN150 a me PN0.6 a PN2.5
3. Ke kohoʻana i nā mea hoʻopaʻa
EPDM ternary ethylene propylene rubber: acid and alkali resistant, wela wela -10 ℃~+60 ℃
FKM fluororubber: hiki ke pale i ka solvent, ka pae wela -20 ℃~+95 ℃
PTFE polytetrafluoroethylene: kū'ē i ka ʻinoʻino ikaika, ka pae wela -40 ℃ a + 140 ℃
Ka manawa hoʻouna: Iulai-22-2025