The General Administration of quality supervision, inspection and Quarantine of the people's Republic of China and the Standardization Administration of the people's Republic of China have approved 1090 national standards, 4 national standard amendments and 51 foreign versions of national standards, including technical conditions for nickel and nickel base alloy castings for industrial valves and stainless steel forgings for industrial valves. Among them, 11 national standards for valves are involved, and 4 national standards for valves are issued in foreign languages. The details are as follows:


I. newly approved national standards

1. Technical conditions for nickel and nickel base alloy castings for industrial valves (Standard No.: GB / t35740-2017); drafted by: Lanzhou high pressure valve Co., Ltd., Hefei General Machinery Research Institute, Datong mutual Group Co., Ltd., jiangsuwan constant casting Co., Ltd., Xuanda Industrial Group Co., Ltd., Anhui Yingliu mechanical and Electrical Co., Ltd., Shanghai Zhongzhou special alloy material Co., Ltd. Company, bertley Valve Group Co., Ltd.; implementation date: July 1, 2018

2. Technical conditions of stainless steel forgings for industrial valves (Standard No.: GB / T 35741-2017); drafters: Dalian Dagao Valve Co., Ltd., Anhui Tunxi high pressure valve Co., Ltd., Zhejiang pump valve product quality inspection center, Jiangsu yivalve Group Co., Ltd., bertley Valve Group Co., Ltd., kairuite Valve Co., Ltd., Nantong Power Station Valve Co., Ltd. Department; implementation date: July 1, 2018

3. Marine center butterfly valve (Standard No.: GB / T 3036-2017); drafted by: Dalian shipbuilding industry group Co., Ltd., Dalian Marine Valve Co., Ltd. and Fujian Mawei shipbuilding Co., Ltd.; replaced by National Standard No.: GB / T 3036-1994; implemented on: July 1, 2018

4. Marine double eccentric butterfly valve (Standard No.: GB / T 3037-2017); drafted by: Dalian Marine Valve Co., Ltd.; replaced by National Standard No.: GB / T 3037-1994; implemented on: July 1, 2018

5. Industrial process control valve part 2-1: calculation formula of fluid flow under the installation condition of circulation capacity (Standard No.: GB / t17213.2-2017); drafted by: Shanghai Industrial Automation Instrument Research Institute, Zhejiang Yongsheng Technology Co., Ltd., Hangzhou Lianggong Valve Co., Ltd., Hangzhou Fuyang Nanfang Valve Co., Ltd., Shanghai Valve special fluid control valve Co., Ltd., Zhejiang Jiangpaiwo automatic control instrument Co., Ltd. and Wuxi Intelligent Automatic Control Engineering Co., Ltd.; instead of national standard: GB / T 17213.2-2005; implementation date: July 1, 2018

6. Industrial process control valve part 7: control valve data sheet (Standard No.: GB / T 17213.7-2017); drafted by: Shanghai Industrial Automation Instrument Research Institute, Zhejiang Yongsheng Technology Co., Ltd., Hangzhou Lianggong Valve Co., Ltd., Hangzhou Fuyang South valve industry Co., Ltd., Shanghai valve special fluid control valve Co., Ltd., Zhejiang paiwo automatic control instrument Co., Ltd., none Tin Intelligent Automatic Control Engineering Co., Ltd.; substitute for national standard: GB / T 17213.7-1998; implementation date: July 1, 2018

7. Industrial process control valves - Part 8-3: Noise considerations - noise prediction methods generated by aerodynamic flow through control valves (Standard No.: GB / T 17213.15-2017); drafted by: Shanghai Institute of industrial automation and instrumentation, Zhejiang Yongsheng Technology Co., Ltd., Hangzhou Lianggong Valve Co., Ltd., Hangzhou Fuyang South Valve Co., Ltd., Shanghai valve special fluid control valve Co., Ltd. Ltd., Zhejiang paiwo automatic control instrument Co., Ltd. and Wuxi Intelligent Automatic Control Engineering Co., Ltd.; substitute standard: GB / T 17213.15-2005; implementation date: July 1, 2018

8. Valves for cryogenic insulated gas cylinders Part 1: pressure regulating valve (Standard No.: GB / T 34530.1-2017); drafted by: Ningbo Sanan Valve Co., Ltd., Danyang flywheel gas valve Co., Ltd., Shanghai Institute of special equipment supervision and inspection technology, Zhangjiagang Furui special equipment Co., Ltd., Rege valve (Shanghai) Co., Ltd., Zhejiang Jindun Fire Equipment Co., Ltd. Department; implementation date: July 1, 2018

9. Piston balanced water pump control valve (Standard No.: GB / T 35149-2017); drafted by: Guangdong Yongquan Valve Technology Co., Ltd., Beijing Municipal Engineering Design and Research Institute Co., Ltd., Beijing Yongquan Tengda Valve Technology Co., Ltd. and Tianjin Yongquan Valve Technology Co., Ltd.; implementation date: November 1, 2018

10. Anti cavitation water hammer relief valve (Standard No.: GB / T 35155-2017); drafters: Guangdong Yongquan Valve Technology Co., Ltd., Shanghai Municipal Engineering Design and Research Institute (Group) Co., Ltd., Tianjin Aijie Environmental Protection Technology Engineering Co., Ltd., Beijing Yongquan Tengda Valve Technology Co., Ltd., Tianjin Yongquan valve Technology Co., Ltd., Tianjin jiendor Valve Co., Ltd. Company; implementation date: November 1, 2018

11. Self closing LPG cylinder valve (Standard No.: GB / T 35208-2017); drafted by: Shanghai Institute of special equipment supervision and inspection technology, Shanghai Yongzhan machinery and Electrical Co., Ltd., LPG cylinder Professional Committee of China Urban Gas Association, Ningbo jinjiajia Valve Co., Ltd., Zhejiang mingshixing new heating and Ventilation Technology Co., Ltd., Yangzhou Anyi Valve Co., Ltd. Company; implementation date: July 1, 2018