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GB/T 27997-2026: Shipbuilding gantry cranes
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Std ID	Version	USD	Buy	Deliver [PDF] in	Title (Description)
GB/T 27997-2026	English	699	Add to Cart	5 days [Need to translate]	Shipbuilding gantry cranes
GB/T 27997-2011	English	629	Add to Cart	5 days [Need to translate]	Shipbuilding gantry crane

GB/T 27997-2026: Shipbuilding gantry cranes

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ICS 53.020.20 CCSJ80 National Standards of the People's Republic of China Replaces GB/T 27997-2011 Shipbuilding gantry crane Published on 2026-01-28 Implemented on August 1, 2026 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 2 4.Types and Basic Parameters 3 4.1 Type 3 4.2 Basic Parameters 4 5 Technical Requirements 6 5.1 Working conditions 6 5.2 Basic Requirements 6 5.3 Overall Performance 6 5.4 Main load-bearing structural components and connections 7 5.5 Major Components 11 5.6 Electrical equipment 12 5.7 Security Monitoring and Management System 13 5.8 Intelligent System 13 5.9 Assembly 14 5.10 Safety and Protection 16 5.11 Painting 18 6.Test Methods 19 6.1 General Rule 19 6.2 Test Conditions 19 6.3 Assembly Inspection of the Gantry 19 6.4 Synchronous Operation Check 22 6.5 Assembly accuracy 23 6.6 Requirements for major components 24 6.7 Inspection of Flexible Hinges 24 6.8 Wind-resistant and anti-slip device 24 6.9 Crane noise detection 24 6.10 Crane Painting 24 6.11 Insulation resistance of each circuit and grounding connection resistance 24 6.12 Crane whole machine test 24 7.Inspection Rule 26 7.1 Inspection Classification 26 7.2 Factory Inspection 26 7.3 Type Testing 28 8.Marking, Packaging, Transport and Storage 28 8.1 Mark 28 8.2 Packaging 28 8.3 Transportation and Storage 29

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 replaces GB/T 27997-2011 "Shipbuilding Gantry Cranes". Compared with GB/T 27997-2011, except for structural adjustments and rewriting... Aside from the logical changes, the main technical changes are as follows. ---The job level range has been changed, and a job level table has been added (see 4.2.1,.2011 version 4.2.1); ---The rated lifting capacity of the entire machine and the upper and lower trolleys has been increased, and a table of rated lifting capacity for double upper trolleys has been added (see 4.2.2); ---The power supply voltage level has been changed (see 5.1.1,.2011 version 5.1.1); ---The main beam deviation requirements and main beam gauge measurement standards have been revised (see 5.4.1.2, 5.7.1.2 in the.2011 version); ---The requirement for flexible hinges has been added (see 5.5.11); ---The description of the crane safety supervision standard has been revised (see 5.7, 5.9.6.4 and 5.9.6.6 in the.2011 edition); ---An intelligent system has been added (see 5.8); ---The parallelism tolerance requirement for crane end stops or buffers perpendicular to the longitudinal axis has been removed (see.2011 edition). 5.8.6); ---The range setting range for the distance measuring device has been changed (see 5.10.3.6, version 5.4.3.6 of the.2011 edition); ---The distance from the spreading gear or wire rope to the cab outline has been changed (see 5.10.4, 5.4.4 in the.2011 edition); ---Added operating requirements and testing methods for wind-resistant and anti-slip devices (see 5.10.5 and 6.8); ---The noise requirements for the driver's cab have been changed (see 5.10.12, 5.4.9 of the.2011 version); ---Added requirements and testing methods for paint film thickness (see 5.11.2.2 and 6.10); ---The paint color requirement has been removed (see 5.10.3 of the.2011 version); ---The method for measuring the horizontal bending of the main beam has been changed (see 6.3.2, 6.3.1 in the.2011 version); ---Added requirements for detecting diagonal dimension deviations in box girder sections (see 6.3.4). ---Added requirements for main beam drainage testing (see 6.3.5); ---Inspection requirements for welded and/or bolted connections have been added (see 6.3.10); ---Added crane alignment detection requirements (see 6.4.4); ---Added requirements for detecting brake wheel or brake disc and wheel runout (see 6.5.1); ---Added requirements for wheel base distance tolerance, guide wheel horizontal deviation, and trolley end stop or buffer parallelism tolerance testing (see...) 6.5.3); ---Requirements for major components have been added (see 6.6); ---Insulation resistance and grounding connection resistance testing requirements for each circuit have been added (see 6.11); ---Static rigidity test requirements have been added (see 6.12.3.4); ---Added requirements for differential load testing (see 6.12.3.5); ---Added test requirements for crane and trolley operating speeds (see 6.12.3.6); ---Added testing requirements for the hoisting mechanism's braking method (see 6.12.3.7); ---Added requirements for single-vehicle and linkage tests (see 6.12.3.8); ---Added requirements for crane lifting range testing (see 6.12.3.9); ---Added test requirements for the left and right deviation of the upper trolley hook (see 6.12.3.10). 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 Lifting Machinery (SAC/TC227). This document was drafted by. China Shipbuilding Ninth Design and Research Institute Engineering Co., Ltd., Beijing Lifting and Transportation Machinery Design and Research Institute Co., Ltd., and other organizations. Beijing Kezhengping Engineering Technology Testing and Research Institute Co., Ltd., Dalian Huarui Heavy Industry Group Co., Ltd., Dalian Borui Heavy Industry Co., Ltd., and Micro Specialty Technologies Co., Ltd., Shanghai Zhenhua Heavy Industries (Group) Co., Ltd., Jiangsu Weihua Marine Heavy Industry Co., Ltd., Henan Mining Crane Co., Ltd. Limited Liability Company, Taiyuan Heavy Industry Co., Ltd., Dalian University of Technology, Ningbo Special Equipment Inspection and Research Institute, Jiangsu Huacheng Heavy Industry Co., Ltd. Company, China Huadian Zhengzhou Mechanical Design and Research Institute Co., Ltd., Shanghai Haoli Lifting Machinery Co., Ltd., Hangzhou Jianghe Electromechanical Equipment Engineering Co., Ltd. Nantong COSCO Shipping Heavy Industry Equipment Co., Ltd., Zhoushan Special Equipment Inspection and Research Institute, Jiangsu Xiangwang Group Co., Ltd., Fushun Yongmao Construction Machinery Co., Ltd., Shijiazhuang Wulong Brake Co., Ltd., Jiangxi Huawu Brake Co., Ltd., Wuxi Gangsheng Heavy Equipment Equipment Co., Ltd., Wuxi Xinhua Lifting Tools Co., Ltd., Xinxiang University. The main drafters of this document are. Tang Dawei, Yang Hanqiang, Lin Fukui, Lu Jianhu, Zhang Jun, Zhang Pei, Tao Tianhua, Chen Changchun, Li Ning, and Shen Yixiang. Wang Yongbo, Zheng Yaojie, Ren Haitao, Zhou Jihong, Teng Rumin, Chen Jingtao, Quan Weijun, Zheng Hongguang, Cheng Wenguang, Lu Qi, Wang Chuanmin, Liu Quan, Li Yidong Ge Wenliang, Dang Miao, Han Zhengfang, Liu Zhigang, Zhao Xu, Gu Zibao, Wang Kai, Jia Meng, Zhao Xiaowei. This document was first published in.2011, and this is its first revision. Shipbuilding gantry crane

1 Scope

This document specifies the types and basic parameters, technical requirements, inspection rules and marking, packaging, transportation and storage of shipbuilding gantry cranes. The document describes the corresponding experimental methods. This document applies to gantry cranes with upper and lower trolleys for lifting and turning operations, used in shipyards, marine engineering sites, and other similar locations.

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 1231 High-strength large hexagonal head bolt assemblies for steel structures GB/T 3811-2008 Crane Design Specification GB/T 4208-2017 Degrees of protection provided by enclosures (IP code) GB/T 5226.32 Electrical Safety of Machinery - Electrical Equipment of Machinery - Part 32.Technical Conditions for Lifting Machinery GB/T 5905.1 Crane Inspection and Testing Standards Part 1.General Rules GB/T 6067.1-2010 Safety Regulations for Lifting Machinery Part 1.General Provisions GB/T 6974.1 Crane Terminology Part 1.General Terms GB/T 6974.5 Crane Terminology Part 5.Bridge and Gantry Cranes GB/T 8918 Steel Wire Ropes for Important Purposes GB/T 8923.1-2011 Visual assessment of surface cleanliness of steel surfaces before coating - Part 1.Uncoated steel surfaces Rust level and treatment level of steel surface and steel surface after complete removal of original coating. GB/T 9286-2021 Paints and varnishes - Cross-cut test GB/T 10051 (All Parts) Lifting Hooks GB/T 10095.1-2022 Cylindrical gears - ISO tooth surface tolerance classification system - Part 1.Definition and permissible values of tooth surface deviations GB/T 10183.1-2018 Crane wheels and trolley/roller rails – Part 1.General GB/T 12602 Overload Protection Devices for Lifting Machinery GB/T 13306 Nameplates GB/T 13384 General Technical Requirements for Packaging of Mechanical and Electrical Products GB/T 14406-2011 General-purpose gantry cranes GB/T 17908 Technical Performance and Acceptance Documents for Cranes and Lifting Machinery GB/T 19418-2003 Guidelines for Defect Quality Classification of Arc Welded Joints in Steel GB/T 20303.1 Crane operator's cab and control room - Part 1.General provisions GB/T 20303.5 Crane operator's cab and control station - Part 5.Bridge and gantry cranes GB/T 21972.1 Technical conditions for three-phase asynchronous motors with variable frequency speed control for hoisting and metallurgical applications - Part 1.YZP series hoisting and metallurgical applications Jin Yong variable frequency speed control three-phase asynchronous motor (frame size 100~400) GB/T 22414 Measurement of crane speed and time parameters GB/T 24809.5 Requirements for Cranes - Part 5.Bridge and Gantry Cranes ...