JIS K9798-2006 Unplasticized poly (vinyl chloride) (PVC-U) three layer pipes with recycled foamed co

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关键词: JIS   K9798   2006   Unplasticized   poly

标准简介

JIS K9798-2006 Unplasticized poly (vinyl chloride) (PVC-U) three layer pipes with recycled foamed core
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