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GB 14544-2025: Safety technical specification for production of vinyl chloride by acetylene
Status: Valid
GB 14544: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB 14544-2025 | English | 279 |
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Safety technical specification for production of vinyl chloride by acetylene
| Valid |
GB 14544-2025
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| GB 14544-2008 | English | 279 |
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Production of vinyl chloride from calcium carbide and acetylene -- Safety technology code
| Valid |
GB 14544-2008
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| GB 14544-1993 | English | 399 |
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Regulation of technical safety for vinyl chloride
| Obsolete |
GB 14544-1993
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Standard similar to GB 14544-2025
GB 14544 GB/T 50034 GB/T 50082 Basic data
| Standard ID | GB 14544-2025 (GB14544-2025) |
| Description (Translated English) | Safety technical specification for production of vinyl chloride by acetylene |
| Sector / Industry | National Standard |
| Classification of Chinese Standard | A65 |
| Classification of International Standard | 13.300 |
| Word Count Estimation | 14,173 |
| Date of Issue | 2025-10-05 |
| Date of Implementation | 2026-09-01 |
| Older Standard (superseded by this standard) | GB 14544-2008 |
| Issuing agency(ies) | State Administration for Market Regulation and Standardization Administration of China |
GB 14544-2025: Safety technical specification for production of vinyl chloride by acetylene
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 13.300
CCSA65
National Standards of the People's Republic of China
Replaces GB 14544-2008
Safety Technical Specifications for Acetylene Process in Vinyl Chloride Production
Published on 2025-10-05
Implemented on 2026-09-01
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Table of contents
Preface III
1.Scope 1
2 Normative References 1
3.Terms and Definitions 1
4.Basic Requirements 1
4.1 Basic Safety Management 1
4.2 Site Selection and Layout 2
4.3 Buildings and Structures 2
4.4 Piping and Equipment 3
4.5 Electrical Instruments 3
4.6 Intelligent Management 3
4.7 Verification Method 4
5.Production safety 4.
5.1 Mixed Dehydration 4
5.2 Synthesis of Vinyl Chloride 4
5.3 Vinyl chloride purification 4
5.4 Compression and distillation of vinyl chloride 5
5.5 Vinyl chloride gas holders and acetylene gas holders 5
5.6 Reactor polymerization of vinyl chloride 6
5.7 Verification Methods 6
6.Storage security
7.Emergency Response
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
This document replaces GB 14544-2008 "Safety Technical Regulations for Vinyl Chloride Production via the Calcium Carbide Acetylene Process". Compared with GB 14544-2008, except for...
Aside from structural adjustments and editorial changes, the main technical changes are as follows.
a) The scope of application has been changed (see Chapter 1, Chapter 1 of the.2008 edition);
b) The terms "hot work" and "cooker cleaning" have been removed (see 3.1 and 3.2 in the.2008 edition);
c) Changes were made to the basic security management (see 4.1, 4.7.1, 5.6, and Chapter 9 of the.2008 edition);
d) The site selection and layout requirements have been changed (see 4.2, 4.1.1 of the.2008 version);
e) The requirements for buildings and structures have been changed (see 4.3, 5.1.2 of the.2008 edition);
f) The requirements for piping and equipment have been changed (see 4.4, 4.6, 5.4.5, 6.3.2, and 7.2.1.5 in the.2008 edition);
g) Requirements for electrical instrumentation have been added (see 4.5);
h) The requirements for intelligent management have been added (see 4.6);
i) The requirement for mixed dehydration has been added (see 5.1);
j) Requirements for vinyl chloride synthesis have been added (see 5.2);
k) Added requirements for vinyl chloride purification (see 5.3);
l) Increased requirements for vinyl chloride compression and distillation (see 5.4);
m) The requirements for gas holders have been changed (see 5.5, 6.5 in the.2008 edition);
n) The requirements for batch polymerization of vinyl chloride have been changed (see 5.6, 6.6 in the.2008 edition);
o) Increased storage security requirements (see Chapter 6);
p) The emergency response requirements have been changed (see Chapter 7, Chapter 8 in the.2008 edition);
q) Added verification methods (see 4.7, 5.7, 6.11, 7.7).
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed and is under the jurisdiction of the Ministry of Emergency Management of the People's Republic of China.
This document was first published in.1993, revised for the first time in.2008, and this is the second revision.
Safety Technical Specifications for Acetylene Process in Vinyl Chloride Production
1 Scope
This document specifies the basic requirements for enterprises producing vinyl chloride using the acetylene process, as well as the requirements for production safety, storage safety, and emergency response. It also describes...
The corresponding verification methods.
This document applies to the production, storage, and emergency response of vinyl chloride production enterprises using the acetylene process.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 567.2 Rupture disc safety devices – Part 2.Application, selection and installation
GB 12158 General requirements for the prevention of electrostatic discharge accidents
GB 17681 Technical Specification for Safety Monitoring of Major Hazard Installations of Hazardous Chemicals
GB/T 29639 Guidelines for the Preparation of Emergency Response Plans for Production Safety Accidents in Production and Business Units
GB 30077 Requirements for Emergency Rescue Supplies in Hazardous Chemical Units
GB 30871 Safety Specifications for Special Operations in Hazardous Chemical Enterprises
GB 36894 Risk Baseline for Hazardous Chemical Production and Storage Facilities
GB/T 37243 Method for determining the external safety protection distance of hazardous chemical production facilities and storage facilities
GB 39800.2 Specifications for the Configuration of Personal Protective Equipment Part 2.Petroleum, Chemical and Natural Gas Industries
GB 45673 General Specifications for Safety Production Standardization in Hazardous Chemical Enterprises
GB 50016 Code for Fire Protection Design of Buildings
GB 50160 Fire Protection Design Standard for Petrochemical Enterprises
GB 50351 Code for Design of Fire Dikes for Tank Farms
GB 50489 General Layout and Transportation Design Specifications for Chemical Enterprises
GB/T 50493 Design Standard for Detection and Alarm Systems of Combustible and Toxic Gases in the Petrochemical Industry
GB/T 50779 Standard for Explosion-Resistant Design of Petrochemical Buildings
AQ3026 Safety Specifications for Equipment Maintenance Operations in Chemical Production Units
AQ3059 Safety Management Standard for Liquefied Hydrocarbon Storage Tank Areas in Chemical Enterprises
AQ3060 Safety Management Standard for Pressurized Sealing and Pressurized Opening Operations
3 Terms and Definitions
This document does not contain any terms or definitions that need to be defined.
4.Basic Requirements
4.1 Basic Safety Management
4.1.1 In locations where flammable and explosive media such as vinyl chloride, acetylene, and hydrogen are present, explosion-proof tools should be used, and shoes with spikes or those prone to generating static electricity should not be worn.
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