Ua hoʻohana nui ʻia ʻo ASTM A234 paipu kila maʻamau i nā ʻōnaehana pipeline, loaʻa iā ia ke kila kalapona a me nā mea hao hao. He aha ke ano o na paipu kila? Hana ʻia ka paipu kila me ke kila kalapona a i ʻole ka paipu kila kila, nā papa, nā profiles, i kahi ʻano i hiki ke hana i kahi hana (Ch...
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