GB/T 35402-2017

Active

Direct part mark (DPM) two dimensional bar code symbol quality test

零部件直接标记二维条码符号的质量检验

Standard Type
GBT
ICS
35.040
CCS
L71
Status
Active
Issue Date
2017-12-29
Implementation
2018-07-01
Centralized Committee
国家标准委
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies the quality testing requirements and methods for two-dimensional bar code symbols that are directly marked onto parts and components, such as via dot peening, laser etching, or chemical etching. It is applied in manufacturing and supply chain contexts, particularly for automotive, aerospace, and industrial equipment parts, to ensure the readability and durability of permanent marks used for traceability and lifecycle management. The standard defines parameters like symbol contrast, modulation, and fixed pattern damage, and is used during production quality control and incoming inspection.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.