標準號：BS EN ISO 5459-2011
中文標準名稱：產品幾何技術規范(GPS).幾何公差.數據和數據系統
英文標準名稱：Geometrical product specifications (GPS). Geometrical tolerancing. Datums and datum systems
標準類型：J04
發布日期：2011/8/31 12:00:00
實施日期：2011/8/31 12:00:00
中國標準分類號：J04
國際標準分類號：01.100.20;17.040.10
引用標準：ISO 128-24-1999;ISO 1101-2004;ISO 3098-0;ISO 1101-2004/Amd 1;ISO 2692-2006;ISO 3098-5;ISO 14660-1-1999;ISO 17450-1;ISO 17450-2;ISO 81714-1
適用范圍：This International Standard specifies terminology, rules and methodology for the indication and understandingof datums and datum systems in technical product documentation. This International Standard also providesexplanations to assist the user in understanding the concepts involved.This International Standard defines the specification operator (see ISO 17450-2) used to establish a datum ordatum system. The verification operator (see ISO 17450-2) can take different forms (physically ormathematically) and is not the subject of this International Standard.NOTE The detailed rules for maximum and least material requirements for datums are given in ISO 2692.