GB/T 20967-2007: Non-destructive testing -- Visual testing -- General principles

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Scope

This standard specifies the general principles for direct visual testing and
remote visual testing when using the visual testing to determine whether the
product complies with the specified requirements (e.g., surface condition of the
workpiece, alignment of the mating surface, shape of the workpiece).
This standard does not apply to the use of any other destructive or non-
destructive testing methods to carry out testing activities.
The basic rules applicable to the application of non-destructive testing as
specified in GB/T 5616 apply to this standard.

Basic Data

Standard ID	GB/T 20967-2007 (GB/T20967-2007)
Description (Translated English)	Non-destructive testing -- Visual testing -- General principles
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J04
Classification of International Standard	19.100
Word Count Estimation	7,716
Date of Issue	2007-07-02
Date of Implementation	2007-12-01
Quoted Standard	GB/T 5616; GB/T 9445; GB 11533
Regulation (derived from)	National Standard Announcement 2007 No.6 (Total No.106) (National-Standard-Commission)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the time visual inspection to determine whether the product meets the requirements (for example: the surface condition of the workpiece, aligned with the surface, shape of the workpiece), the general principles of the direct visual detection and indirect visual detection. This standard does not apply to any other destructive testing or NDT methods of testing activities.