GB/T 31052.4-2017Lifting appliances—Code of inspection and maintenance—Part 4: Jib cranes (English PDF)
起重机械 检查与维护规程 第4部分：臂架起重机
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 12, 2017
Implementation date
December 1, 2017
Scope
GB/T 31052.4-2017 is the English-translated version of 起重机械 检查与维护规程 第4部分：臂架起重机.
GB/T 31052.4-2017 sets out how a jib crane is inspected and maintained in service. It is Part 4 of GB/T 31052 and gives the basic requirements, applying to the jib cranes listed in Annex A of GB/T 31052.1-2014.
Inspection is divided into daily inspection, periodic inspection - weekly, monthly, quarterly or annual, with the cycle and items set from the crane working level, working environment and state of use - and special inspection.
The document also covers maintenance and the safety precautions to observe during both. Annexes A and B list the items, methods, contents and requirements for routine, periodic and special inspection; Annexes C and D give an inspection report and maintenance records.
It cites GB/T 5972, GB/T 10051.2 and GB/T 10051.3. It was issued on 12 May 2017 and has applied since 1 December 2017.
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Document preview — GB/T 31052.4-2017
National Standard of the People's Republic of China
- ICS
- 53.020.20
- Classification
- J 80
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- 1 Scope
- 2 normative reference document
- 3 Terms and definitions
- 4 General requirements
- 5 check
- 6 maintenance
- 7 Safety precautions for inspection and maintenance
- Appendix A (normative appendix) Routine inspection and periodic inspection of items, methods, contents and requirements
- Appendix B (normative appendices) Special inspection items, methods, contents and requirements
- Appendix C (Informative Annex) Inspection Report
- Appendix D (informative) Maintenance records
- Reference
Foreword
GB/T 31052 "crane inspection and maintenance procedures" is divided into the following 12 parts.
- Part 1. General;
- Part 2. Mobile cranes;
- Part 3. Tower cranes;
- Part 4. boom cranes;
- Part 5. Bridge and gantry cranes;
- Part 6. Cable cranes;
- Part 7. mast cranes;
- Part 8. Railway cranes;
- Part 9. Lifts;
- Part 10. Light and small lifting equipment;
- Part 11. Mechanical parking equipment;
Part 12. Floating cranes.
This part is part 4 of GB/T 31052.
This part is drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This part of GB/T 31052 specifies the basic requirements for inspection and maintenance of the boom crane during its use.
This part applies to the boom cranes (hereinafter referred to as "cranes") specified in Appendix A of GB/T 31052.1-2014.
2 Normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this document. For undated references, the latest edition (including all modifications) applies to this document.
GB/T 5972 crane wire rope maintenance, maintenance, inspection and scrapping
GB/T 6067.1 Safety code for lifting appliances - Part 1: General principles
GB/T 10051.2 Lifting hooks - Part 2: Technical requirements for forged hooks
GB/T 10051.3 Lifting hooks - Part 3: Inspection of forged hooks
GB/T 31052.1-2014 Lifting machinery inspection and maintenance procedures - Part 1: General principles
3 Terms and definitions
The terms and definitions defined in GB/T 31052.1 apply to this document.
5 Check
5.1 Daily inspection
The daily inspection items and inspection requirements shall be determined according to the specific characteristics of each crane and shall not be less than the provisions of Appendix A.
5.2 Periodic inspection
According to the characteristics of the use of the crane to determine the periodic inspection cycle for the weekly inspection, monthly inspection, quarter inspection and annual inspection.
According to the working level of each crane, working environment and the use of state to determine the regular inspection items, inspection requirements and inspection cycle, and shall not be less than the provisions of Appendix A.
5.3 Special inspection
5.3.1 The crane shall carry out special inspections in the event of the provisions of 5.3.1 in GB/T 31052.1-2014.
5.3.2 Special inspections shall be in accordance with the provisions of Appendix B.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 18 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 5972Cranes - Wire ropes - Care and maintenance, inspection and discard
- GB/T 10051.2Lifting hooks -- Part 2: Technical conditions for forged hooks
- GB/T 10051.3Lifting hooks -- Part 3: Inspection of forged hooks in service
- GB/T 6067.1Safety rules for lifting appliances - Part 1: General
- GB/T 31052.1-2014Lifting appliances—Code of inspection and maintenance—Part 1: General
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Related Standards
GB/T 10051.2-2010 — Lifting hooks -- Part 2: Technical conditions for forged hooks
GB/T 10051.3-2010 — Lifting hooks -- Part 3: Inspection of forged hooks in service
GB/T 31052.1-2014 — Lifting appliances—Code of inspection and maintenance—Part 1: General
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