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Database: 189759 (19 Oct 2025)
HG/T 20637.6-2017 English PDF
HG/T 20637.6: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
HG/T 20637.6-2017
English
RFQ
ASK
13 days [Need to translate]
Code for preparation of engineering design documents of instrumentation in chemical industry Preparation of instrumentation specification
Valid
HG/T 20637.6-2017
HG/T 20637.6-1998
English
RFQ
ASK
3 days [Need to translate]
Preparation of instrumentation specification
Obsolete
HG/T 20637.6-1998
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Basic data
Standard ID
HG/T 20637.6-2017 (HG/T20637.6-2017)
Description (Translated English)
Code for preparation of engineering design documents of instrumentation in chemical industry Preparation of instrumentation specification
Sector / Industry
Chemical Industry Standard (Recommended)
Classification of Chinese Standard
P94
Classification of International Standard
25.040.40; 71.010
Word Count Estimation
110,174
Date of Issue
2017-11-07
Date of Implementation
2018-04-01
Older Standard (superseded by this standard)
HG/T 20637.6-1998
Regulation (derived from)
Ministry of Industry and Information Technology Bulletin 2017 No.48
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the content and preparation requirements of the instrument technical specification.