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Delivery: <= 5 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 28756-2025: Cable cranes Status: Valid GB/T 28756: Historical versions
Basic dataStandard ID: GB/T 28756-2025 (GB/T28756-2025)Description (Translated English): Cable cranes Sector / Industry: National Standard (Recommended) Classification of Chinese Standard: J80 Classification of International Standard: 53.020.20 Word Count Estimation: 27,269 Date of Issue: 2025-05-30 Date of Implementation: 2025-12-01 Older Standard (superseded by this standard): GB/T 28756-2012 Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration GB/T 28756-2025: Cable cranes---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 53.020.20 CCSJ80 National Standard of the People's Republic of China Replaces GB/T 28756-2012 Cable crane Released on 2025-05-30 2025-12-01 Implementation State Administration for Market Regulation The National Standardization Administration issued Table of contentsPreface III 1 Scope 1 2 Normative references 1 3 Terms and Definitions 2 4 Type and basic parameters 2 5 Technical Requirements 4 6 Test methods 14 7 Inspection Rules 17 8 Marking, packaging, transportation and storage 19 Appendix A (Informative) Determination of the scrapping of wire rope under nylon pulley 20 Reference 22 Figure 1 Fixed cable crane 3 Figure 2 Transverse cable crane 3 Figure 3 Swing tower cable crane 3 Figure 4 Radial cable crane 3 Figure 5 Double arc cable crane 4 Table 1 Types of cable cranes 2 Table 2 Crane lifting capacity series 4 Table 3 Crane working level 4 Table 4 Safety factor of load-bearing cables 8 Table 5 Safety factor n 8 of working wire rope Table 6 Background noise correction value 16 Table 7 Inspection items Table 18 Table A.1 Visible broken wire scrapping criteria 20 Table A.2 Working cycle number scrapping criteria 21 Table A.3 Sectional area loss record table 21 Table A.4 Sectional area loss scrapping criteria 21ForewordThis 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. This document replaces GB/T 28756-2012 "Cable cranes". Compared with GB/T 28756-2012, except for structural adjustments and editorial changes, In addition to the modifications, the main technical changes are as follows. --- Changed the scope (see Chapter 1, Chapter 1 of the.2012 edition); --- Changed the terms and definitions (see Chapter 3, Chapter 3 of the.2012 edition); --- Changed the "Type and Basic Parameters", including changing "arc-type" to "double-arc-type", deleting the "cable-track" cable crane, and adding Added classification by number of load-bearing cables and changed basic parameters (see Chapter 4, Chapter 4 of the.2012 edition); --- Changed the working conditions, including adding power supply requirements, changing track requirements and working environment requirements (see 5.1,.2012 edition 5.1); --- Deleted the whole machine requirements (see 5.2 of the.2012 edition); --- Changed the material requirements (see 5.2.2, 5.3.2 of the.2012 edition); --- Changed the requirements for metal structures (see 5.2.3, 5.3 of the.2012 edition); --- Changed the requirements of the mechanism, including the requirements of the lifting mechanism, traction mechanism and trolley running mechanism, and deleted the tensioning device Requirements (see 5.2.4, 5.4 of the.2012 edition); --- Increased performance requirements (see 5.3); --- Changed the requirements for load-bearing cables, including the standards to be met (see 5.4.1, 5.5.1 of the.2012 edition); --- Changed the relevant requirements for wire ropes, including adding the selection requirements for sealed wire ropes and the safety factor of working wire ropes (see 5.4.2, 5.5.2 of the.2012 edition); --- Changed the requirements for bearings (see 5.4.3, 5.5.6 of the.2012 edition); --- Added requirements for motors and reducers (see 5.4.4 and 5.4.5); --- Changed the requirements for reels (see 5.4.6, 5.5.2 of the.2012 edition); --- Changed the requirements for pulleys (see 5.4.7, 5.5.3 of the.2012 edition); --- Changed the requirements for hooks and brakes (see 5.4.8 and 5.4.9, 5.5.4 and 5.5.5 of the.2012 edition); --- Changed the requirements for the hoisting trolley, including deleting the requirements for the spacing of the hoisting rope guide pulleys and adding the requirements for setting the load-bearing rope and working rope Requirements for observation and maintenance platforms (see 5.4.10, 5.5.7 of the.2012 edition); --- Changed the requirements for wheels and cabs of large vehicles (see 5.4.11 and 5.4.12, 5.5.8 and 5.5.9 of the.2012 edition); --- Changed the safety and protection requirements (see 5.5, 5.5.10 and 5.9 of the.2012 edition); ---Changes have been made to electrical requirements, including changes to power supply, selection and installation of electrical equipment, transmission system, control system, electrical protection, Requirements for lighting, lightning protection, grounding and fire protection, and added requirements for safety monitoring and management systems (see 5.6, 5.7 of the.2012 edition); --- Changed the requirements for surface coating (see 5.8, 5.8 of the.2012 edition); --- The test methods have been changed, including adding basic requirements, changing test conditions, visual test, no-load test, rated load test, Static load test, dynamic load test and noise measurement, emergency stop test, load cable sag measurement, anti-collision test and safety device test are added etc. (see Chapter 6, Chapter 6 of the.2012 edition); --- Changed the inspection rules, including adding inspection categories (see Chapter 7, Chapter 7 of the.2012 edition); --- Changed the marking, packaging, transportation and storage (see Chapter 8, Chapter 8 of the.2012 edition); --- Deleted the relevant content of "weld quality requirements and testing" (see Appendix A of the.2012 edition). 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 by the China Machinery Industry Federation. This document is under the jurisdiction of the National Technical Committee for Standardization of Lifting Machinery (SAC/TC227). This document was drafted by. Hangzhou Guodian Dali Electromechanical Engineering Co., Ltd., Beijing Hoisting and Conveying Machinery Design and Research Institute Co., Ltd., China China Three Gorges Construction (Group) Co., Ltd., Beijing Kezhengping Engineering Technology Testing Institute Co., Ltd., China Water Resources and Hydropower Fourth Engineering Bureau Co., Ltd. Sinohydro Jiajiang Hydraulic Machinery Co., Ltd., Guizhou Wire Rope Co., Ltd., Guangdong Special Equipment Testing Institute Shunde Inspection Institute of Measurement and Testing, Juli Rigging Co., Ltd., Zhejiang Construction Engineering Machinery Group Co., Ltd., Weite Technology Co., Ltd., Shijiazhuang Wulong Brake Co., Ltd., Xi'an Special Equipment Inspection and Testing Institute, Hunan Zhongnan Bridge Installation Engineering Co., Ltd., Xinxiang University, Fujian Biaochi Crane INSTALLATION ENGINEERING LIMITED. The main drafters of this document are. Xu Yijun, Chen Jian, Zhang Pei, Gao Peng, Tao Tianhua, Zhou Chengcheng, Wang Xinjing, Zhang Shibao, Tan Zhiguo, Jia Hualong, Fu Mingjun, Jiao Xiang, You Haiwu, Zhou Jianping, Hu Jianping, Luo Zhengsong, Ding Lidong, Wen Qingshan, Yang Chao, Tong Qi, Nie Daojing, Wei Yushuang, Han Zhengfang, Gong Nan, Yang Shixiang, Zhang Ye, and Lin Jingchuan. This document was first published in.2012 and this is the first revision. Cable crane1 ScopeThis document specifies the types, basic parameters and technical requirements of cable cranes, describes the corresponding test methods, and specifies the inspection regulations. Rules, marking, packaging, transportation and storage. This document applies to cable cranes specified in GB/T 20776.2 Normative referencesThe 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. GB/T 700 Carbon structural steel GB/T 1228 High strength large hexagon head bolts for steel structures GB/T 1229 High strength large hexagon nuts for steel structures GB/T 1230 High strength washers for steel structures GB/T 1231 High-strength large hexagonal bolt connections for steel structures GB/T 1591 Low alloy high strength structural steel GB/T 3766 General rules and safety requirements for hydraulic transmission systems and their components GB/T 3811 Crane design specification GB/T 3906 3.6kV~40.5kV AC metal-enclosed switchgear and control equipment GB/T 5972 Crane wire rope care, maintenance, inspection and scrapping GB/T 6067.1 Safety regulations for lifting machinery Part 1.General GB/T 6974.8 Crane terminology Part 8.Cable crane GB/T 8918 Steel Wire Rope for Important Purposes GB/T 8923.1 Surface preparation of steel before coating - Visual assessment of surface cleanliness - Part 1.Uncoated steel Rust level and treatment level of steel surface after surface and complete removal of existing coatings GB/T 9075 Specification for inspection and scrapping of steel wire ropes for cableways GB/T 9286 Paint and varnish cross-cut test GB/T 10051 (all parts) Lifting hooks GB/T 10183.1-2018 Tolerances of crane wheels and trolley and trolley tracks Part 1.General GB/T 12602 Overload protection device for lifting machinery GB/T 13306 Labels GB/T 13384 General technical requirements for packaging of electromechanical products GB/T 15052 General principles for crane safety signs and hazard graphic symbols GB/T 19418 Guide to quality classification of defects in arc welded steel joints GB/T 20303.1 Crane operator's cab and control station Part 1.General GB/T 21457 Requirements for the measurement accuracy of parameters in the testing of cranes and related equipment GB/T 22415 Requirements for test loads for cranes ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 28756-2025_English be delivered?Answer: Upon your order, we will start to translate GB/T 28756-2025_English as soon as possible, and keep you informed of the progress. 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Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.Question 5: Should I purchase the latest version GB/T 28756-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 28756-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
