DIN EN ISO 13263 E:2017-04 Test method for impact strength of thermoplastic pipe fittings in thermoplastic piping systems for unpressurized underground drainage and sewage treatment (draft)
2018DIN EN ISO 13263:2018-01 Thermoplastics piping systems for non-pressure underground drainage and sewerage - Thermoplastics fittings - Test method for impact strength (ISO 13263:2010); German version EN ISO 13263:2017
1970DIN EN ISO 13263 E:2017-04 Test method for impact strength of thermoplastic pipe fittings in thermoplastic piping systems for unpressurized underground drainage and sewage treatment (draft)