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QC/T 1225-2025 English PDF

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QC/T 1225-2025: Curtain side semi-trailer
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Basic data

Standard ID QC/T 1225-2025 (QC/T1225-2025)
Description (Translated English) Curtain side semi-trailer
Sector / Industry Automobile & Vehicle Industry Standard (Recommended)
Classification of Chinese Standard T71
Classification of International Standard 43.080.10
Word Count Estimation 22,255
Date of Issue 2025-05-09
Date of Implementation 2025-11-01
Issuing agency(ies) Ministry of Industry and Information Technology of the People's Republic of China

QC/T 1225-2025: Curtain side semi-trailer

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Automobile Industry Standards of the People's Republic of China Curtain-side semi-trailer Curtain side semi-trailer Released on May 9, 2025 2025-11-01 Implementation CCS T 71 ICS 43.080.10 Ministry of Industry and Information Technology of the People's Republic of China issued Preface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Technical Requirements 2 5 Test methods 5 6 Inspection Rules 7 7 Identification, accompanying documents, transportation and storage 8 Appendix A (Normative) Floor Strength Requirements and Test Methods 9 Appendix B (Normative) Carriage Strength Test Method 10 Reference 14

Table of Contents

Preface 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 of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed and coordinated by the National Technical Committee for Standardization of Automotive Products (SAC/TC 114). This document was drafted by. Highway Research Institute of the Ministry of Transport, Henan Juntong Vehicle Co., Ltd., Yangzhou Yinjiang Pengfan Products Co., Ltd., CIMC Vehicles (Group) Co., Ltd., China Automotive Research Institute Vehicle Inspection Center (Wuhan) Co., Ltd., Yangzhou CIMC Tonghua Special Vehicle Co., Ltd., Shandong Luoxiang Automobile Manufacturing Co., Ltd., Shanghai Motor Vehicle Inspection and Certification Technology Research Center Co., Ltd., Schmitz Vehicle (Shanghai) Co., Ltd., Kunshan Adaike Auto Parts Co., Ltd., Anhui Kaile Special Vehicle Co., Ltd., and Hebei Yujiema Special Vehicle Manufacturing Co., Ltd. The main drafters of this document are. Zong Chengqiang, Zhang Lei, Zhang Hongwei, Wu Yonggen, Song Yanwen, Wu Shifeng, Zhang Xueli, Feng Huijian, Wang Bing, Cao Honglou, Zhu Zhihao, Liu Xun, Zhang Hao, Zhang Zhengguo, Li Yongsheng, Shi Jianqin, Feng Bing, Feng Chaoming, Jiang Pengzheng, and Nie Yuanpeng. Curtain-side semi-trailer 1 Scope This document specifies the technical requirements, test methods, inspection rules, markings, accompanying documents, Transportation and storage. This document applies to curtain side semi-trailers used on roads. 2 Normative references The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to this document. document. GB 1589 External dimensions, axle loads and mass limits for motor vehicles, trailers and motor vehicle trains GB/T 3730.1 Terms and definitions for motor vehicles, trailers and motor vehicle trains Part 1.Types GB/T 3730.3 Terms and definitions for motor vehicles and trailers - Vehicle dimensions GB 7258 Technical conditions for motor vehicle operation safety GB/T 12586 Rubber or plastics coated fabrics - Determination of resistance to flexural failure GB/T 20953 Determination of combustion characteristics of interior materials for cabs of agricultural and forestry tractors and machinery GB 23254 Retroreflective markings on trucks and trailers GB/T 23336 General technical requirements for semi-trailers GB/T 39037.2 General requirements for the arrangement of securing points and securing equipment for road vehicles used for seaborne ro-ro transport - Part 2 Category. Semi-trailer GB/T 42933 Multimodal transport unit identification HG/T 2580 Rubber or plastic coated fabrics - Determination of tensile strength and elongation at break HG/T 2581.1 Rubber or plastics coated fabrics - Determination of tear resistance - Part 1.Constant tear rate method HG/T 3050.2 Rubber or plastics coated fabrics - Determination of properties of the whole roll - Part 2.Determination of total mass per unit area, unit Method for calculating coating mass per area and base fabric mass per unit area HG/T 3052 Determination of adhesion strength of coatings on rubber or plastic coated fabrics JT/T 1178.2 Safety Technical Requirements for Commercial Trucks Part 2.Towing Vehicles and Trailers 3 Terms and Definitions The terms and definitions defined in GB/T 3730.1, GB/T 3730.3 and the following apply to this document. 3.1 Curtain side semi-trailer The cargo area is of curtain side type, with sliding curtains, side pillars, curtain tightening devices and/or cargo barriers, rails, etc. The semi-trailer has a roof composed of left and right side beams, front and rear end beams, metal cross beams and a top plate, and the fastening points are set on the side beams and/or the floor. 3.1.1 detachable curtain side semi⁃trailer The side columns and side curtains are independent of each other, and there are cargo panels or railings between the side columns.