Steel wire ropes for mine hoisting
1 Scope
This document specifies the classification and labeling, ordering contents, materials, technical requirements, inspection and test methods, qualification criteria, acceptance and arbitration, packaging, marking, and quality certificates of steel wire ropes for mine hoisting (hereinafter referred to as "steel wire ropes").
This document is applicable to round strand, shaped strand, and compacted steel wire ropes used for hoisting and supporting equipment in coal, metal, non-metal, and other mines.
This document is not applicable to steel wire ropes used for balance in coal, metal, non-metal, and other mines, and locked coil wire ropes used for the cage guide of the vertical shaft.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 228.1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature
GB/T 238 Metallic materials - Wire - Reverse bend test
GB/T 239.1 Metallic materials - Wire - Part 1: Simple torsion test
GB/T 1839 Test method for gravimetric determination of the mass per unit area of galvanized coatings on steel products
GB/T 2104 Steel wire ropes - Packing, marking and certificate - General requirements
GB/T 8358 Steel wire ropes - Determination of breaking force
GB/T 8706 Steel wire ropes - Vocabulary, designation and classification
GB/T 15030 Sisal main cores in steel wire ropes
GB/T 21965 Steel wire ropes - Vocabulary for acceptance and defect
GB/T 43357 Test methods for general property of steel wire ropes
AQ 1043 Mining products safety label
MT/T 716 Technical delivery requirements of steel wire ropes for coal mine hoisting
NB/SH/T 0387-2023 Lubricants for wire ropes
NB/SH/T 6019-2020 Lubricating grease and maintenance oil for wire rope of friction hoist
YB/T 081 Rule for rounding off of numerical values and judgment of testing values for technical standards of metallurgy
YB/T 4452-2015 Fiber cores for steel wire ropes
YB/T 5343-2015 Steel wire for ropes
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 8706 and the following apply.
3.1
composite core; CC
composite steel wire rope core made of two or more materials, such as steel wire (strand) and fiber or steel wire (strand) and solid polymer
4 Classification and labeling
4.1 Classification
4.1.1 Steel wire ropes are classified according to the system specified in GB/T 8706, as shown in Table 1.
5 Ordering contents
6 Materials
7 Technical requirements
8 Sampling, inspection and test
9 Qualification judgment conditions
10 Inspection, acceptance and arbitration
11 Packaging, marking and quality certificate
Contents
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and labeling
5 Ordering contents
6 Materials
7 Technical requirements
8 Sampling, inspection and test
9 Qualification judgment conditions
10 Inspection, acceptance and arbitration
11 Packaging, marking and quality certificate
Annex A (Normative) Structure schematic diagram and mechanical performance table of steel wire ropes
Annex B (Informative) Recommendation of steel wire ropes for different purposes
Annex C (Informative) Comparison of shaped strand wire rope labels
Annex D (Informative) Safety, use and maintenance of steel wire ropes
Bibliography
