This document establishes a system of designation for thermoplastic polyester (TP) material, which can be used as the basis for specifications. It covers polyester homopolymers for moulding and extrusion based on poly(ethylene terephthalate) (PET), poly(butylene terephthalate) (PBT), poly(cyclohexylenedimethylene terephthalate) (PCT), poly(ethylene naphthalate) (PEN), poly(butylene naphthalates) (PBN) and other TP-types and copolyesters of various compositions for moulding and extrusion.Cross References:ISO 20028-2ISO 1628-5ISO 1043-1ISO 1043-4ISO 1043-2ASTM D5927ISO 20029-2ISO 20029-1ISO 16396-1All current amendments available at time of purchase are included with the purchase of this document.