Ki te kore e tino whai hua te puna hau rino, mena ka pā pea te whakamahinga ki te wai, ki te makuku rānei. Ka waikura te puna hau i te mutunga, ka kitea he tohu o te waikura, ka pakaru hoki. He mea e hiahia ana koe ki te karo.
He pai rawa atu te puna hau kowiri tira. He ātete tēnei rauemi ki te waikura, ā, e tutuki ana hoki i ētahi whakaritenga akuaku – he mea tino nui i roto i te umanga matū me te kai. ITe Kamupene Hangarau o te Puna Tieying o Guangzhou, LtdE rua ngā momo maitai kore waikura e tukuna ana e mātou, arā, ko te maitai kore waikura 304 me te maitai kore waikura 316. E harikoa ana hoki mātou ki te whakamārama i te rerekētanga i waenganui i a rāua.
Te rerekētanga i waenga i te 304 me te 316:
Ko te rerekētanga nui i waenganui ikowiri tiraKei roto i ngā rauemi te 304 me te kowiri tira 316. Kei roto i te kowiri tira 316 te 2% molybdenum, e āwhina ana i te rauemi kia ātete ki te kapiti, te pakaru me te pakaru o te waikura. Nā te molybdenum i roto i te kowiri tira 316 ka iti ake te aro ki ngā pūhaumāota. Mā tēnei āhuatanga, me te nui ake o te ōrau nikara, ka nui ake te ātete o te kowiri tira 316 ki te waikura.
Ko te ngoikoretanga o te maitai kore waikura 304 ko tōna aro ki ngā hauota me ngā waikawa, ka taea ai te waikura (ā-rohe, ā-wāhanga rānei). Ahakoa tēnei ngoikoretanga, hepuna hauHe otinga tino pai te kowiri tira 304 mō ngā mahi kāinga, māra, me te kīhini.
I te wā e whiriwhiri ana i tētahi rauemi mō te puna hau, he mea nui kia whakaarohia ngā āhuatanga taiao motuhake ka pāngia e te puna. Mena kei te pāngia te taiao e ngā huānga waikura, inā koa te wai tote, ngā matū kino rānei, he pai ake te kowiri tira 316 nā te mea he pai ake tōna ātete ki te waikura. Heoi, ki te mea he mea nui te utu, ā, he iti ake te tono a te taiao, he rawaka pea te kowiri tira 304 mō te tono.
Wā tuku: Whiringa-ā-rangi 17-2023