GB/T 40742.1-2021
Geometrical product specifications (GPS)—Geometrical precision verification—Part 1：Basic concept and measurement—Symbol, terminology, measuring conditions and procedures (English Version)

Scope: This document specifies the basic concepts, measurement basis, terminology, symbols, measurement conditions and measurement procedures of geometric accuracy detection and verification. This document is applicable to the detection and verification of geometric features such as size, shape, position, and surface structure of products.

GB/T 40742.1-2021 Referenced Document

GB/T 1182 Geometrical product specifications(GPS)—Geometrical tolerancing—Tolerances of form, orientation, location and run-out
GB/T 18779.1 Geometrical product specifications (GPS)—Inspection by measurement of workpieces and measuring equipment—Part 1:Decision rules for verifying conformity or nonconformity with specifications*， 2022-10-12 Update
GB/T 18779.2 Geometric Product Specification (GPS) Measurement Inspection of Workpieces and Measuring Equipment Part 2: Guidance for the Evaluation of Measurement Uncertainty in GPS Measurements, Measurement Equipment Calibration, and Product Verification*， 2023-03-17 Update
GB/T 19022 Measurement management systems-Requirements for measurement processes and measruing equipment
GB/T 24637.1 Geometrical product specifications (GPS)—General concepts—Part 1: Model for geometrical specification and verification
GB/T 24637.2 Geometrical product specifications (GPS)—General concepts—Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities
JJF 1001 General Terms in Metrology and Their Definitions

2021 GB/T 40742.1-2021 Geometrical product specifications (GPS)—Geometrical precision verification—Part 1：Basic concept and measurement—Symbol, terminology, measuring conditions and procedures