China People's Republic of China Industry Standard Building Construction Construction Connection Deduades Safety Technology Standard Safety Technology Standard Construction Disk Steel Pipe Safety Technical Standard JGJ/T231-2021 Case Number J1128-2021 Approval Department: Implementation of the Ministry of Housing and Urban-Rural Development of the People's Republic of China Date: October 1, 2021, the Ministry of Housing and Urban -Rural Development of the People's Republic of China on October 1, 2021 announced the announcement of the Ministry of Housing and Urban -Rural Development on the release of industry standards on the release The construction of a converted steel pipe scaffolding safety technical standard for construction is the industry standard, which is numbered JGJ/T231-2021 and implemented from October 1, 2021. Original industry standards JGJ231-2010 "Safety Technical Specifications for Building Inserting Steel Pipe Saters" were abolished at the same time. This standard is published on the website of the housing and urban and rural construction department (), which is published by the Institute of Housing and Urban -Rural Development Standards and Fixed Institutes. China Construction Publishing Media Co., Ltd. The Ministry of Housing and Urban -Rural Development of the People's Republic of China on June 30, 2021 In order, the standard preparation group is widely investigated and studied in a wide range of investigations and conscientious summary practice in accordance with the requirements of the Ministry of Housing and Urban -Rural Development. This standard has been revised on the basis of experience, reference to relevant international standards and advanced foreign standards and extensive solid opinions. The main technical content of this standard is: 1. General principles; 2. Terms and symbols; 3 basic regulations; 4 load; 5. Structural design; 6 structural requirements; 7. Installation and demolition; Management and maintenance. The main technical content of this standard revision is as follows: 1. Clarifying the inheritance buckle steel pipe scaffolding can be divided into support frames and operating racks according to its purpose; 2. Modified the load sub -item coefficient; The adjustment coefficient of the design value of the bearer capacity; 4. The calculation formula of the supporting standing rod length is fixed; This standard is ported by the Ministry of Housing and Urban -Rural Development. Nantong Xinhua Construction Group Co., Ltd. is responsible for explaining. If there is any opinion or suggestion during the implementation, please send it to Nantong Xinhua Construction Group Co., Ltd. (Address: No. 34, Xinjin Road, Tongzhou District, Nantong City, Jiangsu Province. 226300). Editor -in -chief of this standard: Nantong Xinhua Construction Group Co., Ltd. Jiangsu Sujie Model File Technology Co., Ltd. This standard participation unit: Southeast University Wuxi Sujian scaffolding engineering technology Co., Ltd. Wuxi Xishan Sanjian Industrial Co., Ltd. Jiangsu Suchuang Aluminum Co., Ltd. China Construction Second Bureau Third Construction Engineering Co., Ltd. Hefei University of Technology Tianjin Dingwei Golk Model Engineering Co., Ltd.. China Railway Electricization Bureau Group Beijing Construction Engineering Co., Ltd. China Construction Seventh Engineering Bureau Co., Ltd. Beijing Yi'an Ender Model Engineering Technology Co., Ltd.. Hunan Wuheng Model Co., Ltd. Shanghai Construction Engineering Design Research Institute Co., Ltd. Yunnan Shen Dali Metal Component Co., Ltd. Anhui Zhuoliang New Material Co., Ltd. Wuxi Qianyou Engineering Consulting and Testing Co., Ltd. China Architectural Science Research Institute Co., Ltd. Co., Ltd. Beijing Huasheng Tiaocheng Engineering Technology Co., Ltd.. China Infrastructure Materials Rental Contracts Chongqing Construction Engineering First Municipal Engineering Co., Ltd. This standard is mainly drafted: Guo Zhengxing Qian Yi Qian Xinhua Zou Gaochuan Wu Zhitian Chen Yuanhong, Wei Jianqiang Yang Favorizer Wen Ke Li Qingyang Liu Jianing Zhan Biao Tang Kunlin Zhang Jingyi Zhao Qingguo Wu Xiaoyan Shen Shen Shen Changsheng Yao Kai, Wu Yajin, Li Luo Ling, Ye Tao, Zhu Jun, Huang Xiaoxia, Lu Tianzhu, Nanxuefei Yang Chengli, the main reviewers: Hua Jianmin, Chen Chunlei, Liu Xinyu, Zhuo Xin, Yan Qi, Guan Xiaojun, Zhao Security, Wu, Wang Feng. 1 General Principle 1.0.1 This standard is formulated for the design, installation, demolition, use and management of the design, installation, demolition, use and management of the advanced, economical, and safe applicable. 1.0.2 This standard is applicable to the design, installation, demolition, use and management of the design, installation, demolition, use, and management of the inheritance buckle tube scaffolding in construction and municipal engineering. 1.0.3 The design, installation, demolition, use, and management of the inheritance buckle steel pipe scaffolding should also meet the current standards of this standard.
China People's Republic of China Industry Standard Building Construction Construction Connection Deduades Safety Technology Standard Safety Technology Standard Construction Disk Steel Pipe Safety Technical Standard JGJ/T231-2021 Case Number J1128-2021 Approval Department: Implementation of the Ministry of Housing and Urban-Rural Development of the People's Republic of China Date: October 1, 2021, the Ministry of Housing and Urban -Rural Development of the People's Republic of China on October 1, 2021 announced the announcement of the Ministry of Housing and Urban -Rural Development on the release of industry standards on the release The construction of a converted steel pipe scaffolding safety technical standard for construction is the industry standard, which is numbered JGJ/T231-2021 and implemented from October 1, 2021. Original industry standards JGJ231-2010 "Safety Technical Specifications for Building Inserting Steel Pipe Saters" were abolished at the same time. This standard is published on the website of the housing and urban and rural construction department (), which is published by the Institute of Housing and Urban -Rural Development Standards and Fixed Institutes. China Construction Publishing Media Co., Ltd. The Ministry of Housing and Urban -Rural Development of the People's Republic of China on June 30, 2021 In order, the standard preparation group is widely investigated and studied in a wide range of investigations and conscientious summary practice in accordance with the requirements of the Ministry of Housing and Urban -Rural Development. This standard has been revised on the basis of experience, reference to relevant international standards and advanced foreign standards and extensive solid opinions. The main technical content of this standard is: 1. General principles; 2. Terms and symbols; 3 basic regulations; 4 load; 5. Structural design; 6 structural requirements; 7. Installation and demolition; Management and maintenance. The main technical content of this standard revision is as follows: 1. Clarifying the inheritance buckle steel pipe scaffolding can be divided into support frames and operating racks according to its purpose; 2. Modified the load sub -item coefficient; The adjustment coefficient of the design value of the bearer capacity; 4. The calculation formula of the supporting standing rod length is fixed; This standard is ported by the Ministry of Housing and Urban -Rural Development. Nantong Xinhua Construction Group Co., Ltd. is responsible for explaining. If there is any opinion or suggestion during the implementation, please send it to Nantong Xinhua Construction Group Co., Ltd. (Address: No. 34, Xinjin Road, Tongzhou District, Nantong City, Jiangsu Province. 226300). Editor -in -chief of this standard: Nantong Xinhua Construction Group Co., Ltd. Jiangsu Sujie Model File Technology Co., Ltd. This standard participation unit: Southeast University Wuxi Sujian scaffolding engineering technology Co., Ltd. Wuxi Xishan Sanjian Industrial Co., Ltd. Jiangsu Suchuang Aluminum Co., Ltd. China Construction Second Bureau Third Construction Engineering Co., Ltd. Hefei University of Technology Tianjin Dingwei Golk Model Engineering Co., Ltd.. China Railway Electricization Bureau Group Beijing Construction Engineering Co., Ltd. China Construction Seventh Engineering Bureau Co., Ltd. Beijing Yi'an Ender Model Engineering Technology Co., Ltd.. Hunan Wuheng Model Co., Ltd. Shanghai Construction Engineering Design Research Institute Co., Ltd. Yunnan Shen Dali Metal Component Co., Ltd. Anhui Zhuoliang New Material Co., Ltd. Wuxi Qianyou Engineering Consulting and Testing Co., Ltd. China Architectural Science Research Institute Co., Ltd. Co., Ltd. Beijing Huasheng Tiaocheng Engineering Technology Co., Ltd.. China Infrastructure Materials Rental Contracts Chongqing Construction Engineering First Municipal Engineering Co., Ltd. This standard is mainly drafted: Guo Zhengxing Qian Yi Qian Xinhua Zou Gaochuan Wu Zhitian Chen Yuanhong, Wei Jianqiang Yang Favorizer Wen Ke Li Qingyang Liu Jianing Zhan Biao Tang Kunlin Zhang Jingyi Zhao Qingguo Wu Xiaoyan Shen Shen Shen Changsheng Yao Kai, Wu Yajin, Li Luo Ling, Ye Tao, Zhu Jun, Huang Xiaoxia, Lu Tianzhu, Nanxuefei Yang Chengli, the main reviewers: Hua Jianmin, Chen Chunlei, Liu Xinyu, Zhuo Xin, Yan Qi, Guan Xiaojun, Zhao Security, Wu, Wang Feng. 1 General Principle 1.0.1 This standard is formulated for the design, installation, demolition, use and management of the design, installation, demolition, use and management of the advanced, economical, and safe applicable. 1.0.2 This standard is applicable to the design, installation, demolition, use and management of the design, installation, demolition, use, and management of the inheritance buckle tube scaffolding in construction and municipal engineering. 1.0.3 The design, installation, demolition, use, and management of the inheritance buckle steel pipe scaffolding should also meet the current standards of this standard.