ISO 16486-3 AMD 1-2014 供应气体燃料用塑料管系统. 带熔接连接和机械连接的未增塑聚酰胺(PA-U)管系统. 第3部分: 配件; 修改件1
Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 3: Fittings; Amendment 1