標準號：ISO 22621-3-2007
中文標準名稱：*大操作壓力達到并包括2MPa(20bar)的氣體燃料供應用塑料管道系統.聚酰胺(PA).第3部分:配件
英文標準名稱：Plastics piping systems for the supply of gaseous fuels for maximum operating pressures up to and including 2 MPa (20 bar) - Polyamide (PA) - Part 3: Fittings
標準類型：Q82
發布日期：2007/11/15 12:00:00
實施日期：2007/11/15 12:00:00
中國標準分類號：Q82
國際標準分類號：75.200;83.140.30
引用標準：ISO 291;ISO 307;ISO 1167-1;ISO 1167-4;ISO 3126;ISO 4433-1-1997;ISO 11922-1-1997;ISO 13951-2001;ISO 13953-2001;ISO 13954;ISO 13955-1997;ISO 13957-1997;ISO 22621-1-2007;ISO 22621-2;EN 682;IEC 60529-2001
適用范圍：This part of ISO 22621 specifies the physical and mechanical properties of fittings made from polyamide (PA)in accordance with ISO 22621-1, intended to be buried and used for the supply of gaseous fuels at maximumoperating pressures (MOP) up to and including 20 bar 1).It also specifies the test parameters for the test methods to which it refers.In addition, it lays down dimensional characteristics and requirements for the marking of fittings.In conjunction with the other parts of ISO 22621, it is applicable to PA fittings, their joints, to joints withcomponents of PA and to joints with mechanical fittings of other materials, and to the following fitting types:- fusion fittings — electrofusion fittings and butt fusion fittings;- transition fittings.