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GB/T 28756-2025: Cable cranes
Status: Valid GB/T 28756: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 28756-2025 | English | 559 |
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Cable cranes
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GB/T 28756-2025
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| GB/T 28756-2012 | English | 559 |
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Cable cranes
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GB/T 28756-2012
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PDF similar to GB/T 28756-2025
Basic data | Standard 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Count Estimation | 27,269 | | Date of Issue | 2025-05-30 | | Date of Implementation | 2025-12-01 | | Older Standard (superseded by this standard) | GB/T 28756-2012 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T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 contents
Preface 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 21
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.
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 crane
1 Scope
This 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 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.
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
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