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GB/T 46677-2025: Grain and oil machinery - Valve
Status: Valid
| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| GB/T 46677-2025 | English | 199 |
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Grain and oil machinery - Valve
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Standard similar to GB/T 46677-2025 GB 16798 | GB/T 25232 | GB 22747 | GB/T 46673 | GB/T 46672 | Basic data | Standard ID | GB/T 46677-2025 (GB/T46677-2025) | | Description (Translated English) | Grain and oil machinery - Valve | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | X91 | | Classification of International Standard | 67.260 | | Word Count Estimation | 10,130 | | Date of Issue | 2025-10-31 | | Date of Implementation | 2026-05-01 | | Issuing agency(ies) | State Administration for Market Regulation and Standardization Administration of China | GB/T 46677-2025: Grain and oil machinery - 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.
National Standards of the People's Republic of China
ICS 67.260CCS X 91
Grain and oil machinery valves
Released on October 31, 2025
Implemented on 2026-05-01
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Foreword
This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting.
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the National Food and Strategic Reserves Administration.
This document is under the jurisdiction of the National Technical Committee on Standardization of Grain and Oil (SAC/TC 270).
This document was drafted by. Zhengzhou COFCO Research & Design Institute Co., Ltd., Suzhou Jiesai Machinery Co., Ltd., and COFCO Engineering Technology Testing & Certification.
Limited Liability Company, Jiangmen Zhenda Machinery Manufacturing Co., Ltd., Jiangsu Fast Machinery Co., Ltd., Chengdu Bister Technology Co., Ltd.
Zhisheng Engineering Technology (Group) Co., Ltd., Jinsui Electromechanical Equipment Co., Ltd., and COFCO Science & Technology (Henan) Engineering Equipment Co., Ltd.
The main drafters of this document are. Zhao Ruiying, Li Zhaofeng, Chen Yi, Li Junwu, Zhang Wei, Wang Zhiyong, Liu Cuicui, Wang Rong, Sun Huinan, and Chen Shuangming.
Tang Jinxiang, Lin Ronghua, Xiao Xun, Xu Xiangyu, Han Qi, Zong Yang, Ren Shouhua, Sun Shengyong, Gao Yangyang, Sun Peiwen.
Grain and oil machinery valves
1 Scope
This document specifies the working principle, model and basic parameters, technical requirements, inspection rules, marking, packaging and transportation of valves for grain and oil machinery.
The document outlines storage requirements, provides product classifications, and describes corresponding testing methods.
This document applies to the design, manufacture, and quality inspection of valves for grain and oil machinery.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 191 Packaging and Storage Graphic Symbols
GB 2894 Safety Colors and Safety Signs
GB/T 5226.1 Electrical Safety of Machinery - Electrical Equipment of Machinery - Part 1.General Technical Conditions
GB/T 9286-2021 Paints and varnishes - Cross-cut test
GB/T 13306 Nameplates
GB/T 24854 General Technical Requirements for Packaging of Grain and Oil Machinery Products
GB/T 24855 General Technical Requirements for the Assembly of Grain and Oil Machinery
GB/T 24856 General Technical Requirements for Castings of Grain and Oil Machinery
GB/T 24857 General Technical Conditions for Plate Parts and Plate-Shaped Steel Components of Grain and Oil Machinery
GB/T 25218 General Technical Requirements for Coating of Grain and Oil Machinery Products
GB/T 36139 Method for Compiling Product Model Numbers for Grain and Oil Machinery
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1
valve
Bodou
A flap-type device installed in the grain and oilseed chute system to change the direction of material flow.
3.2
valve plate
These are components that come into direct contact with materials, are installed in valves, and can rotate to change the direction of material flow.
3.3
Valve housing
The entire frame of the valve.
Note. It has a certain strength and is used for mounting valve plates, drive devices, control components, etc.
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