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Database: 189759 (19 Oct 2025)
HG/T 20639.1-2017 English PDF
HG/T 20639.1: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
HG/T 20639.1-2017
English
RFQ
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3 days [Need to translate]
(Chemical Equipment Controlled Professional Engineering Design Typical Chart Controlled Professional Engineering Design Typical Form)
Valid
HG/T 20639.1-2017
HG/T 20639.1-1998
English
RFQ
ASK
3 days [Need to translate]
Typical sheets for engineering design of instrumentation
Obsolete
HG/T 20639.1-1998
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Basic data
Standard ID
HG/T 20639.1-2017 (HG/T20639.1-2017)
Description (Translated English)
(Chemical Equipment Controlled Professional Engineering Design Typical Chart Controlled Professional Engineering Design Typical Form)
Sector / Industry
Chemical Industry Standard (Recommended)
Classification of Chinese Standard
P94
Word Count Estimation
114,184
Date of Issue
2017-11-07
Date of Implementation
2018-04-01
Older Standard (superseded by this standard)
HG/T 20639.1-1998
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 use of typical forms and forms for the design of self-controlled engineering.