DIN Standards Committee Water Practice
DIN 1230-1
Pipes, fittings, channels and plates in stoneware - Dimensions and quality regulations
Rohre, Formstücke, Sohlschalen und Platten aus Steinzeug - Abmessungen und Gütebestimmungen
Responsible national committee
NA 119-05-07 AA - Vitrified clay pipes and manholes for drains and sewers (CEN/TC 165/WG 2)