Standard
UPDATE AVAILABLE
AS/NZS 4812:2003
[Superseded]Non-destructive examination and discard criteria for wire ropes in mine winding systems
Specifies requirements for non-destructive examination and discard of wire ropes of mine winding systems, including winding, hoisting, balance, rubbing, guide and shaft sinking ropes, but excluding full locked-coil ropes.
Published: 24/02/2003
Pages: 23
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Referenced document
1.3 Definitions
2 Non-destructive examination (NDE)
2.1 Examiners
2.1.1 Competency and training
2.1.2 Competency assessments
2.1.3 Visual acuity
2.2 EM instruments
2.2.1 Type
2.2.2 LMA
2.2.3 Specification
2.2.4 Limitations
2.3 Calibration
2.4 Rope examinations
2.4.1 General
2.4.2 Reference values of new rope
2.4.3 Frequency
2.4.4 Preparation for an examination
2.4.5 Procedure for non-destructive (EM) tests
2.4.6 Procedure for visual inspection
2.4.7 Interpretation of results
2.4.8 Additional examination
2.4.9 Results of examination
2.4.9.1 Advice for customer
2.4.9.2 Test report
3 Rope discard criteria
3.1 General
3.2 Winding ropes, including balance ropes
3.3 Guide ropes and rubbing ropes
Appendix A
Appendix B
B1 Source
B2 General
B3 Measurement of visual acuity
Appendix C
Appendix D
D1 Wear in round wire
D2 Cross-sectional area of wires in a rope
Appendix E
E1 Corrosion
E2 Wear
Appendix F
Cited references in this standard
[Superseded]
Underground mining - Shaft equipment, Part 6: Guides and rubbing ropes for conveyances
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