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AS 1418.2-1997
[Pending Revision]Cranes (including hoists and winches), Part 2: Serial hoists and winches
Specifies the requirements for manually operated chain hoists, power-operated hoists, power-operated wire rope hoists, scaffolding hoists, creeper winches, manually operated drum winches, power-operated drum winches and trolleys, as defined in AS 2549. It is complementary to AS 1418.1 and also proposes the application, design, electrical and pneumatic controls, performance testing, marking, certificates, operation and maintenance requirements for such equipment.
Published: 05/01/1997
Pages: 24
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
PREFACE
1 SCOPE AND GENERAL
1.1 SCOPE
1.2 NEW DESIGN AND INNOVATIONS
1.3 APPLICATION
1.4 REFERENCED DOCUMENTS
1.5 DEFINITIONS
1.6 DESIGN
1.6.1 Interchangeability of components
1.6.2 Manual operating effort
1.6.3 Basis of design
1.6.4 Design for strength
1.6.5 Design for life
1.6.6 Lubrication
1.7 COMPONENTS
1.7.1 General
1.7.2 Hookblock
1.7.2.1 Hooks
1.7.2.2 Crossheads for hooks
1.7.2.3 Suspension
1.7.3 Pawl and ratchet
1.7.4 Mountings and attachment
1.8 ELECTRICAL EQUIPMENT AND CONTROLS
1.9 PNEUMATIC EQUIPMENT AND CONTROLS
1.10 PERFORMANCE
1.10.1 Rating values
1.10.2 Load rating of serial hoists and winches
1.10.2.1 Hoisting
1.10.2.2 Haulage
1.10.3 Range of hoisting or haulage
1.10.4 Working speeds
1.11 TESTING
1.11.1 General
1.11.2 Type test
1.11.3 Type tests for manually operated serial hoists and winches
1.11.4 Type test for power-operated serial hoists or winches
1.11.5 Operational test
1.12 MARKING
1.13 TEST CERTIFICATE
1.14 OPERATION AND MAINTENANCE INSTRUCTIONS
2 MANUALLY OPERATED CHAIN HOISTS (CHAIN BLOCKS AND LEVER HOISTS)
2.1 SCOPE OF SECTION
2.2 DESIGN
2.3 COMPONENTS
2.3.1 Hand chain wheel
2.3.2 Load chain drive wheel
2.3.3 Idler chain wheel
2.3.4 Roller chain sprockets
2.3.5 Chain guides and strippers
2.3.5.1 Chain guides and strippers for load chain drive wheels
2.3.5.2 Chain guides for hand chain wheels
2.3.5.3 Chain guides for idler chain wheels
2.3.6 Operation of lever chain hoist
2.3.7 Lever mechanism
2.3.8 Short-link load chain
2.3.9 Roller chain
2.3.10 Slack end anchorage
2.3.11 Load chain terminal fittings
2.3.12 Hand chain
2.3.13 Hand chain joining link
2.4 MARKING
3 POWER-OPERATED CHAIN HOISTS (CHAIN BLOCKS)
3.1 SCOPE OF SECTION
3.2 DESIGN
3.3 COMPONENTS
3.3.1 Load chain drive wheel
3.3.2 Idler chain wheel
3.3.3 Roller chain sprockets
3.3.4 Chain guides and strippers
3.3.4.1 Chain guides and strippers for load chain drive wheels
3.3.4.2 Chain guides for idler chain wheels
3.3.5 Chain collector
3.3.6 Short-link load chain
3.3.7 Roller chain
3.3.8 Clutches
3.3.9 Slack end anchorage
3.3.10 Load chain terminal fittings
3.3.11 Motion limits
3.3.11.1 General
3.3.11.2 Top limit
3.3.11.3 Bottom limit
3.4 MARKING
4 POWER-OPERATED WIRE ROPE HOISTS
4.1 SCOPE OF SECTION
4.2 DESIGN
4.3 COMPONENTS
4.3.1 Guarding of hookblock sheaves
4.3.2 Rope angle
4.3.3 Drum
4.3.4 Wire rope
4.3.5 Rope guide
4.3.6 Drum anchorage
4.3.7 Drum and sheave diameter
4.3.8 Motion limits
4.4 MARKING
5 SCAFFOLDING HOISTS
5.1 SCOPE OF SECTION
5.2 RATING
5.3 DESIGN
5.3.1 Basis of design
5.3.2 Design life of mechanism for power-operated scaffolding hoists (fatigue and wear)
5.3.3 Design strength of mechanism for power-operated and manually operated hoists
5.3.4 Manual operation
5.3.5 Gripping-jaw mechanism
5.3.6 Slipping clutch
5.3.7 Traction sheave hoist
5.3.8 Emergency retrieval
5.3.9 No-power ascent or descent for power-operated hoists
5.4 COMPONENTS
5.4.1 Gears
5.4.2 Ropes and reeved systems
5.4.3 Load-holding devices
5.4.3.1 General
5.4.3.2 Manually operated scaffolding hoists
5.4.3.3 Power-operated scaffolding hoists
5.4.4 Mechanism enclosures
5.4.5 Rope guides
5.4.6 Rope stop
5.5 ELECTRICAL EQUIPMENT
5.6 EQUIPMENT CONTROLS
5.6.1 Operating controls
5.6.2 Emergency retrieval controls
5.7 TESTING
5.7.1 General
5.7.2 Type test for manually operated scaffolding hoist
5.7.3 Type test for power-operated scaffolding hoist
5.8 MARKING
6 CREEPER WINCHES
6.1 SCOPE OF SECTION
6.2 DESIGN
6.2.1 General
6.2.1.1 Manually operated creeper winches
6.2.1.2 Power-operated creeper winches
6.2.2 Movement
6.2.3 Protection against overloading
6.2.4 Operation
6.3 COMPONENTS
6.3.1 Wire rope
6.3.2 Hooks
6.4 TESTING
6.4.1 Type test
6.4.1.1 Manually operated creeper winches
6.4.1.2 Power-operated creeper winches
6.4.2 Operational test
6.5 MARKING
7 MANUALLY OPERATED DRUM WINCHES
7.1 SCOPE OF SECTION
7.2 DESIGN
7.2.1 General
7.2.2 Rope anchorage at drum
7.2.3 Safety factor
7.2.4 Rope movement
7.3 COMPONENTS
7.3.1 Mechanism enclosures
7.3.2 Rope retention on drum
7.3.3 Suspension
7.3.4 Hooks
7.4 MARKING
8 POWER-OPERATED DRUM WINCHES
8.1 SCOPE OF SECTION
8.2 DESIGN
8.3 MECHANISM ENCLOSURES
8.4 ELECTRICAL EQUIPMENT
8.5 MARKING
9 TROLLEYS
9.1 SCOPE OF SECTION
9.2 DESIGN
9.3 TESTING
9.3.1 Type test for integral manually operated or power-operated trolleys
9.3.2 Type test for other (non-integral) manually operated or power-operated trolleys
9.4 MARKING
Cited references in this standard
DIN 15400
Lifting hooks—Mechanical properties, load capacities, stresses and materials
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