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JGJ 113-2015Technical specification for application of architectural glass (English PDF)

建筑玻璃应用技术规程

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Issued by

Ministry of Housing and Urban-Rural Development

Level / Type

Industry · Mandatory

Issue date

August 21, 2015

Implementation date

April 1, 2016

Scope

JGJ 113-2015 is the English-translated version of 建筑玻璃应用技术规程.

JGJ 113-2015 is the Chinese standard "Technical specification for application of architectural glass". Its scope clause reads: 1.0.1 This specification is formulated with a view to making the application of architectural glass in building engineering safe and reliable, economical and reasonable, practical and aesthetic.

1.0.2 This specification is applicable to the design and installation of architectural glass. 1.0.3 The design and installation of architectural glass shall comply not only with this specification but also with the provisions of the relevant current national standards.

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Document preview — JGJ 113-2015

National Standard of the People's Republic of China

Replacing: JGJ 113-2009

Issued by: Ministry of Housing and Urban-Rural Development

1 General provisions
2 Terms
3 Basic requirements
3.1 Loads and load effects
3.2 Design criteria
4 Materials and selection
4.1 Glass
4.2 Glazing materials
5 Wind pressure resistance design of architectural glass
5.1 Calculation of wind load
5.2 Wind pressure resistance design
6 Thermal breakage prevention design and measures for architectural glass
6.1 Thermal breakage prevention design
6.2 Thermal breakage prevention measures
7 Provisions for human impact safety of architectural glass
7.1 General requirements
7.2 Selection of glass
7.3 Protective measures
8 Design of louver glass and roof glass
8.1 Louver glass
8.2 Roof glass
9 Design of floor glass
9.1 General requirements
9.2 Design calculation of frame-supported floor glass
9.3 Design calculation of four-point-supported floor glass
10 Design of underwater glass
10.1 Performance requirements for underwater glass
10.2 Design calculation of underwater glass
11 Design of U-profile glass walls
11.1 General requirements
11.2 Design calculation of U-profile glass
12 Installation
12.1 Setting dimensions
12.2 Installation materials
12.3 Installation of U-profile glass
12.4 Installation of glass against lateral displacement
Appendix A Calculation method for the heat transfer coefficient of glass
Appendix B Calculation method for the dew point of architectural glass
Appendix C Calculation parameters for wind pressure resistance design of glass
Appendix D Calculation method for the temperature at the centre of the glass pane and the temperature of the edge frame
Explanation of wording in this specification
List of quoted standards
Addition: Explanation of provisions

Foreword

According to the requirements of the "Notice on Printing and Distributing the 2014 Plan for the Formulation and Revision of Engineering Construction Standards and Codes" (Jianbiao [2013] No. 169) issued by the Ministry of Housing and Urban-Rural Development, the drafting group, through extensive investigation and research, careful summarization of practical experience, and with reference to relevant international standards and advanced foreign standards, and on the basis of widely soliciting opinions, has revised this specification.

The main technical contents of this specification are: 1. General provisions; 2. Terms; 3. Basic requirements; 4. Materials and selection; 5. Wind pressure resistance design of architectural glass; 6. Thermal breakage prevention design and measures for architectural glass; 7. Provisions for human impact safety of architectural glass; 8. Design of louver glass and roof glass; 9. Design of floor glass; 10. Design of underwater glass; 11. Design of U-profile glass walls; 12. Installation.

The main technical contents revised in this specification are: 1. design and construction of U-profile glass have been added; 2. technical requirements for the application of Low-E glass, glass for photovoltaic components and interior facing glass have been added; 3. the contents on balustrade glass, terms, etc. have been revised and improved.

The provisions printed in bold type in this specification are mandatory provisions and shall be strictly implemented.

The Ministry of Housing and Urban-Rural Development is in charge of the administration of this specification and the interpretation of the mandatory provisions, and China Building Materials Academy is responsible for the explanation of the specific technical contents. Any comments or suggestions arising during implementation should be sent to China Building Materials Academy (address: No. 1 Guanzhuang Dongli, Chaoyang District, Beijing; postcode: 100024).

Chief development organizations of this specification: China Building Materials Academy; Yunnan Construction Engineering No. 3 Construction Co., Ltd.

Participating development organizations of this specification: Beijing Institute of Architectural Design Co., Ltd.; Shanghai Yaopi Glass Group Co., Ltd.; Hanergy Global Photovoltaic Application Group; Shanghai Construction Engineering Supervision Consulting Co., Ltd.; Wuhan Lingyun Building Decoration Engineering Co., Ltd.; Sitelong Building Decoration Engineering Co., Ltd.; Shenzhen AVIC Curtain Wall Engineering Co., Ltd.; Shenyang Shenfei Group Aluminium Curtain Wall Engineering Co., Ltd.; Tainuo Fengbaotai (Suzhou) Thermal Insulation Materials Co., Ltd.; China Academy of Building Research; Zhejiang Zhongnan Construction Group Co., Ltd.; Zhejiang Yasha Curtain Wall Co., Ltd.; Suzhou Gold Mantis Curtain Wall Co., Ltd.; Zhuhai Singyes Green Building Technology Co., Ltd.; Beijing Xifei Century Door, Window and Curtain Wall Engineering Co., Ltd.; China Construction Third Engineering Bureau Decoration Co., Ltd.; Beijing Jinlongteng Decoration Co., Ltd.; China Xinxing Construction and Development General Company; Beijing Jiayu Door, Window and Curtain Wall Co., Ltd.; Guangdong Shijida Decoration Engineering Co., Ltd.; Hangzhou Zhijiang Silicone Chemicals Co., Ltd.; Zhengzhou Zhongyuan Applied Technology Research and Development Co., Ltd.; Guangdong Kin Long Hardware Products Co., Ltd.; Beijing Synergy Vacuum Glazing Technology Co., Ltd.; China Southern Glass Holding Co., Ltd.; Yunnan Jiahua New Wall Glass Co., Ltd.; Jiangsu Hongsheng Decoration Engineering Co., Ltd.; Tianjin Huahui Anxin Decoration Engineering Co., Ltd.; Yangguang Yibai Real Estate Group Co., Ltd.; Fujian Fenghuangshan Decoration Engineering Co., Ltd.

1 General provisions

1.0.1 This specification is formulated with a view to making the application of architectural glass in building engineering safe and reliable, economical and reasonable, practical and aesthetic.

1.0.2 This specification is applicable to the design and installation of architectural glass.

1.0.3 The design and installation of architectural glass shall comply not only with this specification but also with the provisions of the relevant current national standards.

2 Terms

2.0.1 architectural glass

General term for glass applied in buildings.

2.0.2 strength on center area of glass

Fracture strength of the central area of the glass under a load perpendicular to the surface of the glass pane.

2.0.3 strength on border area of glass

Fracture strength of the border area of the glass under a load perpendicular to the surface of the glass pane.

2.0.4 strength on edge of glass

Tensile strength of the end face of the glass under a load perpendicular to the cross-section of the glass.

2.0.5 single glass

General term for flat glass, coated glass, tinted glass, heat-strengthened glass, tempered glass, etc.

2.0.6 framed glazing

Glass of which all edges are continuously enclosed by supporting members of sufficient stiffness.

2.0.7 free edge of glass

Edge of glass that is not enclosed by supporting members of sufficient stiffness.

2.0.8 facing glass in room

Architectural decorative glass fixed on interior walls.

2.0.9 roof glass

Glass installed on the roof of a building at an angle to the horizontal plane of 75° or less.

2.0.10 floor and stairway glazing

Glass used as a floor surface, including glass for glass floors, glass walkways and glass stair treads.

2.0.11 U glass wall

Wall composed of U-profile glass.

2.0.12 front clearance

Distance between the outer surface of the glass and the vertical face of the glazing bead or of the front of the rebate.

2.0.13 back clearance

Distance between the inner surface of the glass and the vertical face of the back of the rebate.

2.0.14 edge clearance

Distance between the edge of the glass and the bottom of the rebate.

2.0.15 edge cover

Distance between the edge of the glass and the sight line.

3 Basic requirements

3.1 Loads and load effects

3.1.1 Wind load, snow load and live load acting on architectural glass shall be calculated in accordance with the relevant provisions of the current national standard "Load code for the design of building structures" GB 50009.

3.1.2 For the ultimate limit state of load-bearing capacity of architectural glass, the combination of load effects shall be made according to the fundamental combination of load effects, and the design shall be carried out according to the following formula:

gamma0 S <= R (3.1.2)

where: gamma0 - importance factor of structure, the value of which should not be less than 1.0;

S - design value of the fundamental combination of load effects;

R - design value of glass strength.

3.1.3 The maximum deflection of the glass pane produced under the characteristic combination of loads shall comply with the following formula:

df <= [d] (3.1.3)

where: df - maximum deflection of the glass pane produced under the characteristic combination of loads;

[d] - deflection limit of the glass pane.

3.1.4 Where seismic action is considered, the wind load and the seismic action shall be combined according to the fundamental combination of load effects, and the maximum allowable span of architectural glass may be calculated by the method given in Section 5.2 of this specification.

3.2 Design criteria

3.2.1 The design value of strength of architectural glass shall be selected according to the load direction, the load type, the location of the point of maximum stress, the glass type and the glass thickness.

3.2.2 Thermal performance calculation shall be carried out for architectural glass used in building envelopes. The heat transfer coefficient of glass may be calculated in accordance with Appendix A of this specification, and the shading coefficient of glass may be determined in accordance with the current national standard "Glass in building - Determination of light transmittance, solar direct transmittance, total solar energy transmittance, ultraviolet transmittance and related glazing factors" GB/T 2680.

3.2.3 Where insulating glass is used in the design, the dew point of the glass should be calculated; the calculation method may follow Appendix B of this specification.

Remaining clauses in the full document

4 Materials and selection
5 Wind pressure resistance design of architectural glass
6 Thermal breakage prevention design and measures for architectural glass
7 Provisions for human impact safety of architectural glass
8 Design of louver glass and roof glass
9 Design of floor glass
10 Design of underwater glass
11 Design of U-profile glass walls
12 Installation
Appendix A Calculation method for the heat transfer coefficient of glass
Appendix B Calculation method for the dew point of architectural glass
Appendix C Calculation parameters for wind pressure resistance design of glass
Appendix D Calculation method for the temperature at the centre of the glass pane and the temperature of the edge frame
Explanation of wording in this specification
List of quoted standards
Addition: Explanation of provisions

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.

Referenced standards

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