标题: ISO 16486-1:2012 [打印本页] 作者: ir_71 时间: 2014-1-18 15:20:41 标题: ISO 16486-1:2012
ISO 16486-1:2012 Plastics piping systems for the supply of gaseous fuels — Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing —Part 1: General