ʻO ka paipu welded, ʻike ʻia hoʻi ʻo ka paipu kila welded, ua hana maoli ʻia me ka pā kila a i ʻole ke kaula i hoʻopaʻa ʻia ma hope o ka decoiling a me ka hana ʻana.Loaʻa i ka paipu kila Welded nā mea maikaʻi o ke kaʻina hana maʻalahi, ka hana kiʻekiʻe o ka hana ʻana, ʻoi aku nā ʻano like ʻole a me nā kikoʻī, a me ka liʻiliʻi o nā lako hana, akā ʻo kona ʻano ...
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