This standard specifies the definition, technical requirements, test methods, inspection rules, marks and quality certificates of ductile iron pipes (hereinafter referred to as ductile iron pipes), pipe fittings and accessories produced by any casting process type or processing and casting form. This standard is applicable to ductile iron pipes, pipe fittings and accessories for the following purposes: ——Conveying water (such as drinking water); etc.); - with/without pressure; - underground/above laying.
GB/T 13295-2008 history
0000年 GB/T 13295-2019(XG1-2021)
2019GB/T 13295-2019 Ductile iron pipes,fitting and accessories for water or gas applications
2013GB/T 13295-2013 Ductile iron pipes,fittings and accessories for water or gas applications
2008GB/T 13295-2008 Ductile iron pipes, fittings and accessories for water or gas applications
2003GB/T 13295-2003 Ductile iron pipes,fittings and accessories for water or gas applications