Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels, Part 3: Fittings and saddles for a maximum operating pressure of 1 bar (100 kPa)
气体燃料供应用埋地高冲击聚氯乙烯(PVC-HI)管道系统第3部分:最大工作压力为1bar(100kPa)的管件和鞍座
Adopts ISO 6993-3:2006, which specifies the requirements for full-end load-bearing fittings made of high-impact poly(vinyl chloride) (PVC-HI) intended to be used for the supply of gaseous fuels through buried pipelines having an operating temperature range of 0 degrees Celsius up to and including +30 degrees Celsius and a maximum operating pressure of 1 mbar (100 kPa).