Plastics pipes and fittings -- Butt fusion jointing procedures for polyethylene (PE) pipes and fittings used in the construction of gas and water distribution systems
ISO 21307:2009 establishes general principles for the process used in the construction and quality assessment of butt fusion joints incorporating fittings (ISO 8085-2) and pipes used in the construction of gas (ISO 4437) and water (ISO 4427) distribution systems, made from PE 80 and PE 100 materials having a melt flow rate at 190 °C/5 g of between 0,3 g/10 min and 1,7 g/10 min, with equipment which complies with ISO 12176-1 and installed in accordance with ISO/TS 10839.
Also specified are a number of proven butt fusion jointing procedures for pipes and fittings with a wall thickness up to and including 70 mm, the materials and components used, the fusion jointing procedure and equipment, and the quality assessment of the completed joint.
Стандарт, который пересматривается каждые 5 лет
Изменения / Исправления
В настоящее время отменен