GB/T 18477.3-2009 Standard PDF file download ; GB/T 18477.3-2009 Standard english preview version download

GB Standard Code	GB/T 18477.3-2009
Standard Category	China National Standards
GB Standard English Title	Unplasticized polyvinyl chloride (PVC-U) structure wall pipeline system for underground soil waste and drainage - Part 3: Bilayer and hollow-wall construction with axial hollow pipes
GB Standard Chinese Title	埋地排水用硬聚氯乙烯（PVC-U）结构壁管道系统第3部分：双层轴向中空壁管材
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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