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AS 1973-1993 pneumatic tyres - passenger car, light truck, and truck/bus - retreading and repair processes

Standard Number:  AS 1973-1993
Title:  pneumatic tyres - passenger car, light truck, and truck/bus - retreading and repair processes
Language:  English
Publication Date:  1993/11/15
Execute Date:  1993/11/15
Status:  Current
International Classification for Standards (ICS)RUBBER AND PLASTIC INDUSTRIES>>Tyres>>Road vehicle tyres
Publisher:  Australia Standards(AS)
Price:  
Number of Pages:36P.;A4  

Description:Sets out a Code of Practice for the retreading of pneumatic diagonal and radial ply tyres including requirements for initial inspection, processing, marking and final inspection. Also sets out requirements for in-service repairs to tyres and repairs made  
Catalog:Document Contents
AS 1973-1993 PNEUMATIC TYRES - PASSENGER CAR, LIGHT TRUCK, AND TRUCK/BUS - RETREADING AND...
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.4.1 Asymmetric tyres
1.4.2 Bead
1.4.3 Bead area
1.4.4 Bead toe
1.4.5 Belts
1.4.6 Belt edge cover ply
1.4.7 Bias ply tyre
1.4.8 Breakers
1.4.9 Buffing
1.4.10 Building
1.4.11 Camelback tread rubber
1.4.12 Carcass
1.4.13 Carcass ply
1.4.14 Carcass separation
1.4.15 Casing
1.4.16 Cement
1.4.17 Cementing
1.4.18 Chafer
1.4.19 Cords
1.4.20 Cross ply tyre
1.4.21 Crown
1.4.22 Curing
1.4.23 Cushion gum
1.4.24 Diagonal ply tyre
1.4.25 Fullcapping
1.4.26 Heel
1.4.27 Inner-liner
1.4.28 Light truck tyres
1.4.29 Limited-run-flat tyres
1.4.30 Load index
1.4.31 Major repair
1.4.32 Maximum load rating
1.4.33 Minor repair
1.4.34 Mushroom plug
1.4.35 Optional
1.4.36 Patch
1.4.37 Ply
1.4.38 Ply rating
1.4.39 Precured retreading
1.4.40 Protective breaker / Protective belt / Protective ply
1.4.41 Radial ply tyre
1.4.42 Rebelting
1.4.43 Remoulding
1.4.44 Retreading
1.4.45 Service description
1.4.46 Shall
1.4.47 Should
1.4.48 Shoulder
1.4.49 Sidewall
1.4.50 Sidewall rubber
1.4.51 Skiving
1.4.52 Speed category
1.4.53 Structural belt
1.4.54 Topcapping
1.4.55 Tread
1.4.56 Tread pattern depth
1.4.57 Tread rubber
1.4.58 Tread separation
1.4.59 Tread wear indicator
1.4.60 Tubeless tyre
1.4.61 Undertread
1.4.62 Venting
1.4.63 Winter tread
SECTION 2 INITIAL INSPECTION OF TYRES
2.1 GENERAL
2.2 INSPECTION OF TYRES BEFORE RETREADING OR REPAIR
2.3 SPEED LIMITED TYRES
SECTION 3 RETREADING
3.1 GENERAL
3.1.1 Use of materials
3.1.2 Buffing
3.1.3 Inspection after buffing
3.1.4 Buffing damage
3.1.5 Rebelting of radial ply truck / bus tyres
3.1.6 Repairs
3.1.7 Cementing
3.1.8 Building
3.1.9 Curing
3.1.10 Radial ply tread patterns on diagonal ply passenger car tyres
3.1.11 Venting
3.1.12 Inspection after curing
3.1.13 Final inspection
3.2 DIMENSIONAL AND PHYSICAL REQUIREMENTS
3.2.1 Rubber under the tread pattern
3.2.2 Tread wear indicators
3.2.3 Balance
3.3 ADHESION REQUIREMENT
3.4 SPEED CATEGORIES FOR RETREADED TYRES
SECTION 4 REPAIR TECHNIQUES
4.1 ENVIRONMENTAL CONDITIONS
4.2 REPAIR MATERIALS
4.3 REPAIR PRINCIPLES
4.3.1 General principles
4.3.2 Preparation of damage for repairing
4.3.3 Minor repair principles
4.3.4 Major repair principles
4.4 MEASUREMENT OF DAMAGE
4.4.1 General
4.4.2 Diagonal ply tyres
4.4.3 Radial ply tyres-Crown and shoulder damage
4.4.4 Radial ply tyres-Sidewall damage
4.5 CURING
4.5.1 General
4.5.2 Hot-curing
4.5.3 Cold curing (chemical)
4.6 INSPECTION AFTER CURING
4.6.1 Visual inspection of repair
4.6.2 Inspection of repair marking
SECTION 5 REPAIR LIMITS FOR PASSENGER CAR TYRES
5.1 GENERAL
5.2 PASSENGER CAR TYRE REPAIR CLASSIFICATION
5.2.1 Minor repairs
5.2.2 Major repairs
5.3 IRREPARABLE DAMAGE
5.4 REPAIR LIMITS
SECTION 6 REPAIR LIMITS FOR LIGHT TRUCK TYRES
6.1 GENERAL
6.2 LIGHT TRUCK TYRE REPAIR CLASSIFICATIONS
6.2.1 Minor repairs
6.2.2 Major repairs
6.3 IRREPARABLE DAMAGE
6.4 REPAIR LIMITS
SECTION 7 REPAIR LIMITS FOR RADIAL PLY TRUCK/BUS TYRES
7.1 GENERAL
7.2 RADIAL PLY TRUCK/BUS TYRE REPAIR CLASSIFICATIONS
7.2.1 Minor repairs
7.2.2 Major repairs
7.3 IRREPARABLE DAMAGE
7.4 REPAIR LIMITS
SECTION 8 REPAIR LIMITS FOR DIAGONAL PLY TRUCK/BUS TYRES
8.1 GENERAL
8.2 DIAGONAL PLY TRUCK/BUS TYRE REPAIR CLASSIFICATIONS
8.2.1 Minor repairs
8.2.2 Major repairs
8.3 IRREPARABLE DAMAGE
8.4 REPAIR LIMITS
SECTION 9 MARKING
9.1 MARKING OF RETREADED TYRES
9.1.1 Marking on one side
9.1.2 Marking on both sides
9.1.3 Method and position of marking
9.1.4 Sidewall marking of asymmetric tyres
9.1.5 Removal of marking
9.1.6 Identification of the number of retreads
9.2 MARKING OF REPAIRED TYRES
APPENDIX A - ADHESION TEST FOR NEW TREAD RUBBER ONTO THE TYRE CARCASS
A1 SCOPE
A2 PRINCIPLE
A3 APPARATUS
A4 TEST SPECIMENS
A5 PRECONDITIONING
A6 TEST CONDITIONS
A7 PROCEDURE
A8 REPORT
  
File Format:  PDF(Acrobat Reader) or Word version doc Document
File Size:  317KB
Tile in English:  pneumatic tyres - passenger car, light truck, and truck/bus - retreading and repair processes

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