He aha nā hiʻohiʻona o nā kīpē plug?1, hoʻohui ʻia ke kino valve o ka valve plug, hoʻolālā i luna, hoʻolālā maʻalahi, mālama pono pūnaewele, ʻaʻohe wahi leakage valve, kākoʻo i ka ikaika ʻoihana pipeline kiʻekiʻe.2, ʻo ka waena ma ke kaʻina hana kemika he ikaika corrosive, i ka chem ...
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