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Database: 189759 (19 Oct 2025)
HG/T 20645.5-2022 English PDF
HG/T 20645.5: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
HG/T 20645.5-2022
English
RFQ
ASK
3 days [Need to translate]
Design standard of piping mechanics for chemical plant - Design technical specifications
Valid
HG/T 20645.5-2022
HG/T 20645.5-1998
English
RFQ
ASK
3 days [Need to translate]
Design Standart Piping Mechanic for Chemical Plant
Obsolete
HG/T 20645.5-1998
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Basic data
Standard ID
HG/T 20645.5-2022 (HG/T20645.5-2022)
Description (Translated English)
Design standard of piping mechanics for chemical plant - Design technical specifications
Sector / Industry
Chemical Industry Standard (Recommended)
Classification of Chinese Standard
G90
Word Count Estimation
161,146
Date of Issue
2022-04-08
Date of Implementation
2022-10-01
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard applies to the mechanical design of pipelines in chemical plants.