GB/T 42609-2023 English PDF

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GB/T 42609-2023: Coal feed flow three-way diverter valve
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 42609-2023	319	Add to Cart	3 days	Coal feed flow three-way diverter valve	Valid

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Basic data

Standard ID: GB/T 42609-2023 (GB/T42609-2023)
Description (Translated English): Coal feed flow three-way diverter valve
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J16
Classification of International Standard: 23.060.99
Word Count Estimation: 15,179
Date of Issue: 2023-05-23
Date of Implementation: 2023-12-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42609-2023: Coal feed flow three-way diverter valve

---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 23:060:99 CCSJ16 National Standards of People's Republic of China Pulverized coal feeding three-way reversing valve Released on 2023-05-23 2023-12-01 Implementation State Administration for Market Regulation Released by the National Standardization Management Committee

table of contents

Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Technical requirements 2 4:1 General requirements 2 4:2 Pressure-temperature ratings3 4:3 Structural dimensions 3 4:4 Connector 3 4:5 Minimum wall thickness 4 4:6 Reversing valve channel 4 4:7 Valve body 4 4:8 Spool and Stem 4 4:9 Stuffing box 4 4:10 Drive 4 4:11 Non-destructive testing 5 4:12 Shell test 5 4:13 Sealing test 5 4:14 Action performance and working condition performance test 5 4:15 Appearance quality 5 4:16 Reversing valve installation 5 5 material 6 5:1 Material Selection 6 5:2 Metal material quality control 6 5:3 Packing 6 6 Inspection and test methods 6 6:1 Dimensional inspection 6 6:2 Wall thickness measurement 6 6:3 Chemical composition analysis 6 6:4 Mechanical property test 6 6:5 Non-destructive testing 7 6:6 Shell test 7 6:7 Sealing test 7 6:8 Action performance test 7 6:9 Working condition performance test 7 6:10 Appearance quality 7 6:11 Inspection of valve body mark and nameplate 7 7 Inspection rules 8 7:1 Inspection items 8 7:2 Factory inspection 8 7:3 Type test 8 8 sign 9 9 Packaging, transportation and storage 9 10 Delivery documents 9 Appendix A (informative) Function, installation position and process safety requirements of pulverized coal feeding three-way reversing valve 10 Figure 1 Schematic diagram of reversing valve direction 2 Figure 2 Schematic diagram of the structure and size of the reversing valve 3 Figure 3 Schematic diagram of the flow path of the reversing valve 4 Figure A:1 The installation position of the pulverized coal feeding three-way reversing valve in a typical pulverized coal gasification pneumatic conveying system 10 Table 1 Structural dimensions of reversing valve 3 Table 2 Reversing valve parts and materials 6 Table 3 Inspection Item 8

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: Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents: This document is proposed by China Machinery Industry Federation: This document is under the jurisdiction of the National Valve Standardization Technical Committee (SAC/TC188): This document is drafted by: Hefei General Machinery Research Institute Co:, Ltd:, Hefei General Environmental Control Technology Co:, Ltd:, PetroChina Chemical Co:, Ltd: Anqing Branch, National Energy Group Ningxia Coal Industry Co:, Ltd:, Donghua Engineering Technology Co:, Ltd:, China Petrochemical Ningbo Engineering Co:, Ltd:, Zhongan United Coal Chemical Co:, Ltd:, Shaanxi Coal Group Yulin Chemical Co:, Ltd:, China Fifth Ring Project Co:, Ltd:, China Huanqiu Engineering Co:, Ltd: Beijing Branch, Suzhou Antway Industrial Intelligent Technology Co:, Ltd:, Zhejiang Petrochemical Valve Co:, Ltd:, China Tianchen Engineering Co:, Ltd:, Shaanxi Yuneng Chemical Materials Co:, Ltd:, East China University of Science and Technology, Zhejiang University, Jiangsu Suyan Valve Door Machinery Co:, Ltd:, Baoyi Group Co:, Ltd:, Jiangsu Wanheng Casting Co:, Ltd:, Zhejiang Bethel Technology Co:, Ltd:, Jiangsu Jiangyuan Machinery Co:, Ltd:, Aogong Valve Co:, Ltd:, Jiangsu Hongtai Petrochemical Machinery Co:, Ltd:, Kairuite Valve Industry Co:, Ltd:, Jiangsu Xiongyue Petroleum Machinery Co:, Ltd: Mechanical Equipment Manufacturing Co:, Ltd:, Keystone Valve Co:, Ltd:, Tianjin Zhongnuo Technology Industry Co:, Ltd:, Jiangsu Dasheng Hydraulic Equipment Co:, Ltd: Division, Wuhan Huake Energy Environment Technology Co:, Ltd:, Shanghai Meike Valve Co:, Ltd:, Yancheng Jinggong Valve Co:, Ltd:, Xipai Group Co:, Ltd:, Qinhuangdao Zhongqing Metallurgical Valve Co:, Ltd: The main drafters of this document: Wang Wei, Ming You, Chen Fengguan, Li Jiangping, Zhang Guomin, Wu Yuefeng, Shi Jianshe, Wang Yongqing, Zheng Baoxiang, Yu Hongbing, He Desong, Du Jian, Li Yufei, Su Jingpan, Huang Yuan, Zhang Junlu, Lu Haifeng, Qian Jinyuan, Han Zhenghai, Zhang Xiaozhong, Cao Qiao, Jin Cardi, Han Wenhao, Zhang Xiongjie, Jiang Jinwei, Peng Yulin, Xu Peijie, Lin Hu, Wang Zhijian, Hu Tingwen, Zhang Chuanhu, Kang Shiping, Xiang Shi, Zhuang Xin, Zhao Qinghui: Pulverized coal feeding three-way reversing valve

1 Scope

This document specifies the technical requirements, materials, inspection and test methods, inspection rules, standards marking, packaging, transport and storage, and delivery documents: This document is applicable to nominal pressure PN16~PN100 (Class150~Class600), nominal size DN25~DN100 (NPS1~ NPS4), three-way reversing valve dedicated to pulverized coal gasifier for pulverized coal gasifier whose medium is airborne pulverized coal: Note: Gas-borne pulverized coal is a gas-solid two-phase medium in which nitrogen or carbon dioxide is used as the carrier gas and pulverized coal is the substance to be transported: The temperature of the medium is 80°C~200°C: The diameter is less than 0:1mm, and the moisture content of pulverized coal is less than 3% (mass fraction):

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document: GB/T 1220 stainless steel rod GB/T 9124 (all parts) steel pipe flanges GB/T 12220 Industrial Valve Marking GB/T 12224 General requirements for steel valves GB/T 12228 Specifications for general valve carbon steel forgings GB/T 12229 Specifications for general valve carbon steel castings GB/T 13927 Industrial valve pressure test GB/T 13927-2022 Industrial valve pressure test JB/T 6439 Magnetic particle inspection of valve pressure parts JB/T 6439-2008 Magnetic Particle Testing of Pressure Parts of Valves JB/T 6440 Radiographic inspection of valves subjected to die casting steel parts JB/T 6440-2008 Radiographic inspection of valves and pressure casting steel parts JB/T 6617 Technical Specifications for Flexible Graphite Packing Rings JB/T 6902 Valve Liquid Penetrant Testing JB/T 6902-2008 Liquid Penetrant Testing of Valves JB/T 6903 Ultrasonic testing of valve forgings JB/T 6903-2008 Ultrasonic testing of valve forgings JB/T 7927 Appearance Quality Requirements for Valve Steel Castings JB/T 12380 Corrosion-resistant duplex (austenitic-ferritic) stainless steel castings for pressure-containing parts JB/T 12797 Technical Specifications for Valves Used in Coal Chemical Plants

3 Terms and Definitions

The following terms and definitions apply to this document: 3:1 The pulverized coal is transported to the gasifier or reversingly transported to the atmospheric coal bunker: The structure type is a two-position three-way reversing valve with one input and two outputs: ......

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