Faasitepu Uamea
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Mea Fa'aopoopo o le Fausaga U'amea Amerika ASTM A572 Steel Stair
ASTM A572 faasitepu u'ameao se faasitepu malosi, e umi se taimi e faaaoga ai mo fale gaosi oloa, pisinisi po o atinae tetele.
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Mea Fa'aopoopo o le Fausaga U'amea Amerika ASTM A992 Steel Stair
ASTM A992 Faasitepu Uameao faasitepu uʻamea malolosi ma tumau ua mamanuina mo fale gaosi oloa, pisinisi, ma atinae tetele.