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GB/T 25641-2025: Road construction and road maintenance machinery and equipment - Asphalt hot recycling plant
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 25641-2025	English	539	Add to Cart	5 days [Need to translate]	Road construction and road maintenance machinery and equipment - Asphalt hot recycling plant
GB/T 25641-2010	English	669	Add to Cart	5 days [Need to translate]	Road construction and road maintenance machinery and equipment -- Asphalt hot recycling plant

GB/T 25641-2025: Road construction and road maintenance machinery and equipment - Asphalt hot recycling plant

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ICS 91.220 CCSP97 National Standards of the People's Republic of China Replaces GB/T 25641-2010 Road construction and maintenance machinery and equipment Asphalt mixture plant hot recycling equipment Published on 2025-08-29 Implemented on 2026-03-01 State Administration for Market Regulation The State Administration for Standardization issued a statement.

Table of Contents

Preface III 1.Scope 1 2 Normative References 1 3.Terms and Definitions 1 4.Main parameters 2 5.Technical Requirements 3 5.1 Operational Performance Indicators 3 5.2 Basic Requirements 3 5.3 Assembly 3 5.4 Reliability 5 5.5 Safety and Environmental Protection 6 6.Test Methods 6.1 Experimental Preparation 6 6.2 Measurement accuracy 7 6.3 Operational Performance 8 6.4 Environmental parameters 9 6.5 Reliability 10 7.Inspection Rule 11 7.1 Factory Inspection 11 7.2 Type Testing 11 8.Marking, Packaging, Transport and Storage 13 8.1 Mark 13 8.2 Packaging 13 8.3 Transportation 13 8.4 Storage 13 Appendix A (Informative) Test Records of Plant-Mixed Hot Recycling Equipment 14 Table 1.Main Parameter Series 2 Table 2.Performance Indicators 3 Table 3 Reliability Indicators 5 Table 4 Environmental Emission Indicators 6 Table 5 Fault Classification 11 Table 6 Inspection Items 12 Table A.1 Main Technical Parameters (Design Values) of Plant-Mixed Hot Recycling Equipment Table 14 Table A.2 Break-in and Test Record of Plant-Mixed Hot Regeneration Equipment Prototype 14 Table A.3 Material Static Calibration Measurement Accuracy Record Table 15 Table A.4 Measurement Record of Accuracy of Dynamic Material Batching and Metering 15 Table A.5 Thermometer Measurement Accuracy Record Table 16 Table A.6 RAP Moisture Content Test Record Table 16 Table A.7 Test Record of Heat Recovery Material and Flue Gas Temperature (Table 17) Table A.8 Temperature Stability Record of Heat Recovery Material (Table 17) Table A.9 Productivity Trial Record Table 17 Table A.10 Fuel or Gas Consumption Rate Test Record Table 18 Table A.11 External Noise Measurement Record Table 18 Table A.12 Record of Operator Ear Noise Measurement (Table 19) Table A.13 Smoke and Dust Emission Test Record Table 19 Table A.14 Smoke Opacity Measurement Record Table 20 Table A.15 Record of Measurement of Harmful Gas Components 20 Table A.16 Particulate Matter Concentration Measurement Record Table 20 Table A.17 Odor Concentration Measurement Record Table 20 Table A.18 Reliability Assessment Test Shift Record Table 21 Table A.19 Reliability Assessment Test Failure Record Table 21 Table A.20 Reliability Test Record Table 22

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. This document supersedes GB/T 25641-2010 "Road Construction and Maintenance Machinery and Equipment - Asphalt Mixture Plant Hot Recycling Equipment", and is consistent with... Compared with GB/T 25641-2010, apart from structural adjustments and editorial changes, the main technical changes are as follows. a) Terms and definitions have been changed (see Chapter 3, Chapter 3 of the.2010 edition); b) The main parameter series has been changed (see Chapter 4, Chapter 4 of the.2010 edition); c) Job performance metrics have been changed (see 5.1,.2010 version 5.1); d) Increased system requirements (see 5.3.2); e) Burner requirements have been changed (see 5.3.4, 5.3.3 in the.2010 version); f) The requirement for sampling ports in the regenerant supply system has been removed (see 5.3.4.3 in the.2010 edition); g) Increased the capacity requirement for heat recovery silos (see 5.3.6.5); h) The requirement for dust removal flue gas ducts (see 5.3.8 in the.2010 edition) has been deleted, and the requirement for induced draft systems has been added (see 5.3.9); i) Safety and environmental requirements have been changed (see 5.5, 5.6 in the.2010 edition); j) A method for detecting the accuracy of dynamic batching metering has been added (see 6.2.2); k) The test methods for operational performance have been changed (see 6.3,.2010 version of 6.3); l) The combustion efficiency test (see 6.4.5 in the.2010 version) has been removed, and particulate matter concentration and odor concentration tests have been added (see 6.4.5). 6.4.6). 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 China Machinery Industry Federation. This document is under the jurisdiction of the National Technical Committee on Standardization of Construction Machinery and Equipment (SAC/TC328). This document was drafted by. Xuzhou XCMG Maintenance Machinery Co., Ltd., Fujian Tietuo Machinery Co., Ltd., and Sany Automobile Manufacturing Co., Ltd. The company, Chang'an University, CCCC Xi'an Road Construction Machinery Co., Ltd., Fujian Southern Road Machinery Co., Ltd., and Wuxi Xuetao Group Co., Ltd. Company, Langfang Deji Machinery Technology Co., Ltd., Shandong Provincial Expressway Maintenance Group Co., Ltd., Wuxi Xitong Engineering Machinery Co., Ltd., Tai'an Yueshou Mixing Plant Equipment Co., Ltd., Liaoyang Road Construction Machinery Co., Ltd., China Railway Sixth Survey and Design Institute Group Co., Ltd., Beijing Construction Mechanization Research Institute Research Institute Co., Ltd. The main drafters of this document are. Liu Jie, Gao Guoqiang, Zhai Zixiong, Huang Yunming, Xie Liyang, Li Can, Hu Lin, Huang Zhiming, Yu Honglin, Rong Xing, and Wang Zhenhua. Li Ayan, Hou Changwei, Luo Xiaoping, Xiao Jingshi, Yin Zuoyao, Liu Dongyu, Zhang Chenguang, Zhang Yongwei, Liu Zhibin, Li Xin, Zhang Daokun, Zhou Huahua, Wang Zhaoming Huang Wei, Ye Dongming, and Zha Gefei. The release history of this document and the document it replaces is as follows. ---First published in.2010 as GB/T 25641-2010; ---This is the first revision. Road construction and maintenance machinery and equipment Asphalt mixture plant hot recycling equipment 1.Scope This document specifies the main parameters and technical requirements for asphalt mixture plant-mixed hot recycling equipment (hereinafter referred to as "plant-mixed hot recycling equipment"), describing... The corresponding test methods are described, and the inspection rules, marking, packaging, transportation and storage are specified. This document applies to the manufacture of plant-mixed hot recycling equipment, and can be used as a reference for the manufacture of integrated virgin and recycled asphalt mixing equipment.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included. 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 150.1 Pressure Vessels - Part 1.General Requirements GB/T 5226.1 Electrical Safety of Machinery - Electrical Equipment of Machinery - Part 1.General Technical Conditions GB/T 7920.11 Road Construction and Maintenance Equipment - Asphalt Mixing Equipment. Terminology and Commercial Specifications GB/T 11352 Cast carbon steel parts for general engineering GB/T 13306 Nameplates GB/T 13384 General Technical Requirements for Packaging of Mechanical and Electrical Products GB/T 17299 Minimum Inlet Size for Earthmoving Machinery GB/T 17808-2021 Road construction and maintenance machinery and equipment - Asphalt mixing equipment GB/T 21153 Units and Measurement Accuracy of Dimensions, Performance and Parameters of Earthmoving Machinery GB/T 30752 Safety Requirements for Asphalt Mixing Equipment in Road Construction and Maintenance GB 50057 Code for Design of Lightning Protection of Buildings JB/T 3926 Vertical Bucket Elevator JB/T 5937 General Technical Requirements for Gray Cast Iron Parts of Engineering Machinery JB/T 5943 General Technical Requirements for Welded Components of Engineering Machinery JB/T 5945 General Technical Requirements for Assembly of Engineering Machinery JB/T 5946 General Technical Requirements for Painting of Engineering Machinery JTG/T 5521 Technical Specification for Recycling Asphalt Pavement on Highways HJ1262 Determination of Odor in Ambient Air and Exhaust Gas. Three-Point Comparison Odor Bag Method HJ1405 Technical Specification for Setting Up Monitoring Points at Pollutant Discharge Outlets of Wastewater Discharging Units 3.Terms and Definitions The terms and definitions defined in GB/T 7920.11, as well as the following terms and definitions, apply to this document. 3.1 The system consists of an asphalt mixture recycled material supply system, a drying and heating system, a hot material storage and metering system, an exhaust system, a hoisting system, and a pneumatic system. ...