1、E like me ka hoʻokaʻawale ʻana i nā ʻano hana hana (1)Pipe Seamless – ʻO nā paipu wela, nā paipu i hoʻoheheʻe ʻia, nā paipu i huki ʻia i ke anu, nā paipu i hoʻokuʻu ʻia, nā paipu hoʻoheheʻe (2) paipu welded (A) e like me nā kaʻina hana. Paipu, Paipu ERW (Ke alapine kiʻekiʻe, ka haʻahaʻa haʻahaʻa), Paipu kinoea, Furn...
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