IS 9239 : 2025 Winding in Mines - Sheaves - Cast - Specification

ICS 73.100.99

MED 08

1 SCOPE

This standard covers the requirements for cast sheaves and bearing blocks for winding in mines using locked coil ropes of different sizes.

2 REFERENCES

The standards listed in Annex A contain provisions which through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards.

IS No. Title
IS 210 : 2009 Grey iron castings - Specification (fifth revision)
IS 1364 (Part 1) : 2023/ISO 4014 : 2022 Hexagon head bolts, screws, and nuts of property grades A and B: Part 1 Hexagon head bolts (size range M1.6 to M64) (sixth revision)
IS 1570 (Part 2/Sec 1) : 1979 Schedules for wrought steels: Part 2 Carbon steels (unalloyed- steels), Section 1 Wrought products other than wire with specific chemical composition and related properties (first revision)
IS 1855 : 2022 Stranded steel wire ropes for winding and man - Riding haulages in mines - Specification (third revision)
IS 1862 : 1975 Specification for studs (second revision)
IS 1875 : 1992 Carbon steel billets, blooms, slabs and bars for forgings - Specification (fifth revision)
IS 2048 : 1983 Specification for parallel keys and keyways (second revision)
IS 2062 : 2011 Hot rolled medium and high tensile structural steel - Specification (seventh revision)
IS 3626 : 2024 Locked coil winding ropes - Specification (third revision)