GB/T 25149-2010

Active

Quality test method of passive film on carbon steel of chemical cleaning for industrial equipment - Red dot method

工业设备化学清洗中碳钢钝化膜质量的测试方法 红点法

Standard Type
GBT
ICS
71.120.01
CCS
G90
Status
Active
Issue Date
2010-09-26
Implementation
2011-03-01
Centralized Committee
中国石油和化学工业联合会
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 red dot method for testing the quality of passive films formed on carbon steel surfaces after chemical cleaning. It is applied in industrial settings to verify the integrity and corrosion resistance of the passive layer on equipment such as boilers, heat exchangers, and pipelines. The test is used during maintenance or commissioning to ensure the cleaned surfaces are adequately protected before returning to service.

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.