IS 1856-1977

标准号：IS 1856-1977
发布日期：1977/9/1 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：Covers the general requirements for steel wire ropes for haulage purposes in minesand elsewhere except for man-riding purposes. The following rope constructions, types, tensile designations and range of sizes are covered:Construction Type Tensile Designation Core Size Ref toRange Table1570 | 1770 1960 Fibre Steelmm6x7 (6/1) x X X X X 8 to 40 16x17(8/8/1) Round x x x X X 13 to 40 26x19(9/9/1) Strand X X X X X 13 to 40 26x8 (7/A) X X X X X 13 to 36 36x9 (8/A) Triangular x x x x x 13 to 36 36x22(9/12/A) Strand x x x X X 13 to 40 46x23 (10/12/A) X X x X X 13 to 40 4