Hua
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ASTM A53 Tapawha Tubing mo nga tono hanganga
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A500 waro maitai tapawha ngongo
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Hot Dip Piauau Tapawhā Tube
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Tapawha Tube Hot Ruku piauau
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Nga Paipa Tapawha Riu Kua Toua
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Matao piauau putorino tapawha kounga teitei putorino kōhua diameter nui
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A513 ngongo maitai tapawha mo te kawe wai
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Ngongo Miihini Tuia Matao
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ASTM A335 He paipa mo te kawe paipa kohu