PP風管管件厚度規範 ... 套管厚度. 3 mm. 4 mm. 5mm. 6 mm. 8 mm. 套管寛度. 80 mm. 80 mm. 100 mm. 100 mm. 100 mm. 固定架. 吊桿. unc3/8 ”. unc3/8”. unc3/8”.
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