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GB/T 29045-2025: Prefabricated thin hot water radiant heating board
Status: Valid GB/T 29045: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 29045-2025 | English | 439 |
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Prefabricated thin hot water radiant heating board
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GB/T 29045-2025
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| GB/T 29045-2012 | English | 579 |
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Thin prefabricated hot water radiant heating board
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GB/T 29045-2012
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PDF similar to GB/T 29045-2025
Basic data | Standard ID | GB/T 29045-2025 (GB/T29045-2025) | | Description (Translated English) | Prefabricated thin hot water radiant heating board | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | P48 | | Classification of International Standard | 91.140.30 | | Word Count Estimation | 22,230 | | Date of Issue | 2025-01-24 | | Date of Implementation | 2025-08-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 29045-2025: Prefabricated thin hot water radiant heating board---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 91.140.30
CCSP48
National Standard of the People's Republic of China
Replaces GB/T 29045-2012
Prefabricated thin hot water radiant heating panels
Released on 2025-01-24
2025-08-01 Implementation
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Classification and labeling 2
5 General requirements 3
6 Requirement 3
7 Test methods 5
8 Inspection Rules 6
9 Marking, packaging, transportation and storage 7
Appendix A (Informative) Heating panel structure diagram 9
Appendix B (Normative) Test method for long-term bearing capacity of ground 11
Appendix C (Normative) Determination method of rated water flow resistance and water flow resistance curve of heating panels 12
Appendix D (Normative) Branch manifold thermal cycle test method 14
References 16
Foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents"
Drafting.
This document replaces GB/T 29045-2012 "Prefabricated thin hot water radiant heating panels". Compared with GB/T 29045-2012,
In addition to 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.2012 edition);
b) The terms and definitions of supporting keels and related requirements have been deleted (see 3.3, 4.2.1 and 5.4 of the.2012 edition);
c) Added terms and definitions for adhesives and reverse heat transfer (see 3.5 and 3.9);
d) The terms and definitions of aluminum foil layer and heat source tube have been changed (see 3.4, 3.8, 3.5, 3.8 of the.2012 edition);
e) The classification and marking methods have been changed (see Chapter 4, Chapter 4 of the.2012 edition);
f) The material requirements for the heat-saturation layer have been changed (see 5.2, 5.6 of the.2012 edition);
g) The outer diameter, pipe material and S value requirements of the heating pipe have been changed (see 5.4, 5.5, 5.4, 5.5 of the.2012 edition);
h) Added environmental protection performance requirements for thermal insulation substrates (see 5.8);
i) Added material requirements for branch manifolds (see 5.9);
j) Changed the heating panel thickness requirements (see 6.2.1, 6.1.5 of the.2012 edition);
k) The requirements and test methods for the compressive strength of the insulation base plate and the floor bearing capacity of the heating plate have been changed (see 6.6, 6.7, 7.6, 7.7, Appendix
B, 6.5, 6.6, 7.5, 7.6, Appendix D of the.2012 edition);
l) Added requirements and test methods for combustion performance (see 6.8 and 7.8);
m) The requirements and test methods for the hydraulic balance performance of branch manifolds have been changed (see 6.11.2, 7.11.2, 6.9.2,.2012 edition).
7.9.2);
n) The test method for thermal properties has been changed (see 7.3, 7.2 and Appendix B of the.2012 edition);
o) The test method for water flow resistance of heating panels has been changed (see Appendix C, Appendix C of the.2012 edition).
Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.
This document was proposed by the Ministry of Housing and Urban-Rural Development of the People's Republic of China.
This document is under the jurisdiction of the National Technical Committee for Standardization of HVAC and Purification Equipment (SAC/TC143).
This document was drafted by. Beijing Building Energy Conservation and Environmental Engineering Association, Beijing Architectural Design Institute Co., Ltd., MindBest
(Tianjin) Technology Co., Ltd., China National Testing Holding Group Co., Ltd., Jianke Environmental Technology Co., Ltd., Beijing Building Materials Inspection
China Academy of Building Research Co., Ltd., Dalian University of Technology, Zhejiang Manrede Comfort System Co., Ltd.,
Zhejiang Weixing New Building Materials Co., Ltd., Beijing Xinzhiheng HVAC Equipment Co., Ltd., Rifeng Enterprise (Foshan) Co., Ltd., Liaocheng Women
Packaging Co., Ltd., Fred (Zhengzhou) Industrial Co., Ltd., and Jinxiao New Materials Technology (Zhejiang) Co., Ltd.
The main drafters of this document are. He Kejin, Jin Jizong, Jiang Jianda, Lin Wen, Li Zhong, Gu Xiuzhi, Wu Xiaozhou, Feng Airong, Wei Chenchen, Lu Guoji,
Wei Wenyue, Liu Shumin, Wang Yi, Gu Li, Chen Tongjing, Lu Gangfeng, Jin Tiebiao, Zhao Zhenguo, Lu Ailong, Huang Lianbing, Wang Dahai, Fu Xiaowei, Cao Yulong,
Li Jun, Deng Libin.
This document was first published in.2012 and this is the first revision.
Prefabricated thin hot water radiant heating panels
1 Scope
This document specifies the classification and marking of prefabricated thin hot water radiant heating panels, general requirements, requirements, test methods, inspection rules, standards,
Labeling, packaging, transportation and storage, etc.
This document is applicable to factory prefabrication, installation on the floor, wall or ceiling of the building, with a surface layer thickness not exceeding 35mm or a surface layer thickness not exceeding
Prefabricated thin hot water radiant heating with no surface layer over 20mm, hot water supply temperature not higher than 60℃, working pressure not greater than 0.6MPa
Production and inspection of boards.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 2792 Test method for peel strength of adhesive tape
GB/T 6342 Determination of linear dimensions of foam plastics and rubber
GB/T 8013.3 Anodic oxide films and organic polymer films of aluminium and aluminium alloys Part 3.Organic polymer coatings
GB 8624 Classification of combustion performance of building materials and products
GB/T 8813 Determination of compression properties of rigid cellular plastics
GB/T 10798 Common wall thickness table for thermoplastic pipes
GB/T 10801.1 Molded polystyrene foam (EPS) for thermal insulation
GB/T 18102 Impregnated paper laminated wood flooring
GB 18583 Limits of harmful substances in adhesives for interior decoration and renovation materials
GB/T 18992.2 Cross-linked polyethylene (PE-X) piping systems for hot and cold water Part 2.Pipes
GB/T 19993 Thermal cycle test method for thermoplastic piping systems for hot and cold water - pipe and fitting combination systems
GB/T 28799.2 Heat-resistant polyethylene (PE-RT) piping systems for hot and cold water Part 2.Pipes
GB/T 28799.5 Heat-resistant polyethylene (PE-RT) piping systems for hot and cold water Part 5.System suitability
GB/T 29730 Manifolds for hot and cold water
GB/T 41077 Limits of hexabromocyclododecane for thermal insulation products used in buildings
GB 50222 Code for fire protection design of interior decoration of buildings
GB 55037 General code for fire protection of buildings
JC/T 412.1 Fiber cement slabs Part 1.Asbestos-free fiber cement slabs
JC/T 799 Decorative Gypsum Board
JG/T 403 Test method for thermal performance of radiant cooling and heating devices
3 Terms and definitions
The following terms and definitions apply to this document.
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