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BS ISO 4344:2022

BS ISO 4344:2022

$167.15

Steel wire ropes for lifts. Minimum requirements

Published By Publication Date Number of Pages
BSI 2022 44
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PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
8 Introduction
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Requirements
4.1 Material
4.1.1 Wire
4.1.2 Core
11 4.1.3 Lubricant
4.2 Rope manufacture
4.2.1 General
12 4.2.2 Wire joints
4.2.3 Fibre core joints
4.2.4 Lubrication
4.2.5 Preformation and postformation
4.2.6 Prestretching load limit
4.2.7 Rope ends
4.2.8 Rope construction
13 4.2.9 Rope grade
4.2.10 Type and direction of lay
14 4.2.11 Lay length
4.3 Designation and classification
4.4 Dimensions
4.4.1 Diameter
15 4.4.2 Length
4.5 Minimum breaking force
16 4.6 Wire tensile strength
4.7 Rope stretch
5 Verification of requirements and test methods
5.1 Materials
5.2 Test on rope for diameter
5.2.1 Equipment
5.2.2 Measured diameter
17 5.2.3 Ovality
5.2.4 Variation
5.3 Test on rope for breaking force
5.4 Test on rope for lubricant content
5.5 Test on rope for wire tensile strength
5.6 Additional test
6 Sampling and acceptance criteria
7 Information for use
7.1 Certificate
7.1.1 General
18 7.1.2 Test results
7.2 Information for selection, installation, maintenance
7.3 Discard criteria
7.4 Marking
7.5 Information recommended to be provided for an enquiry or an order
19 Annex A (normative) Determination of lubricant content: gravimetric method
22 Annex B (normative) Tables of minimum breaking force values for the more common classes, diameters and grade of ropes
34 Annex C (normative) Calculation of minimum breaking force
35 Annex D (informative) Calculation of approximate rope length mass, nominal metallic cross-sectional area and approximate outer wire size
36 Annex E (informative) Determination of construction stretch and elastic stretch
38 Annex F (informative) Information for selection, storage, transportation, installation and maintenance for lift ropes
40 Annex G (normative) Discard criteria for lift ropes
42 Annex H (informative) Information recommended to be provided with an enquiry or order
43 Bibliography

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BS ISO 4344:2022
$167.15