DS DS/EN ISO 12780-1
DS DSEN SO 12780-1 2011-JUN-08 Geometrcal product specfcatons GPS - Straghtness - Part 1 Vocabulary and parameters of straghtness
DS DSEN SO 12780-1 2011-JUN-08 Geometrcal product specfcatons GPS - Straghtness - Part 1 Vocabulary and parameters of straghtness
ISO 12780-1:2011 defines the terms and concepts related to straightness of individual integral features and covers complete straightness profiles only.