GB/T 17851-2022
Geometrical product specifications (GPS)—Geometrical tolerancing—Datums and datum systems (English Version)

Standard No.

GB/T 17851-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 17851-2022

Replace

GB/T 17851-2010

Scope

This document specifies the terms, rules and methods related to the labeling and understanding of benchmarks and benchmark systems in product technical documents. This document also provides corresponding explanations of the concepts involved to facilitate understanding. This document defines a set of normative operations for establishing benchmarks and benchmark systems (see GB/T 24637.2). its set of inspection operations (see

GB/T 17851-2022 Referenced Document

• GB/T 1182-2018 Geometrical product specifications(GPS)—Geometrical tolerancing—Tolerances of form, orientation, location and run-out
• GB/T 16671-2018 Geometrical product specifications (GPS)—Geometrical tolerancing—Maximum material requirement (MMR), least material requirement (LMR) and reciprocity requirement (RPR)
• GB/T 24637.1 Geometrical product specifications (GPS)—General concepts—Part 1: Model for geometrical specification and verification

GB/T 17851-2022 history

• 2022 GB/T 17851-2022 Geometrical product specifications (GPS)—Geometrical tolerancing—Datums and datum systems
• 2011 GB/T 17851-2010 Geometrical Product Specifications(GPS).Geometrical tolerancing.Datums and datum system
• 1999 GB/T 17851-1999 Geometrical tolerancing Datums and datum system