1 Scope
This standard specifies the terms and definitions, classification, technical requirements, test methods, inspection rules, marking and storage, and other requirements for the construction winch (hereinafter referred as winch).
This standard is applicable to the electric-motor-driven winch used in the construction and installation engineering.
This standard is not applicable to the winch used as a mechanism of such machines as crane, construction lift and foundation construction equipment.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
Contents
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Classification
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Marking and Storage
Appendix A (Normative) Determination Method for the Working Class of Winch
Appendix B (Normative) Design Calculation Method for the Universal Mechanical Parts of Winch
Appendix C (Normative) Calculation Method for the Rope Capacity Dimension Parameter of Drum
Appendix D (Informative) Calculation Method for the Strength of Drum
Appendix E (Informative) Inspection Period, Item, Method and Standard
Appendix F (Informative) Tables for Test Use
Appendix G (Normative) Failure Classification and its Criticality Coefficient in the Reliability Test
