標準號：IS 3459-1977
發(fā)布日期：1977/9/1 12:00:00
實施日期：1999/12/31 12:00:00
適用范圍：Covers requirements for small wire ropes for general purposes. The following constructions, types, tensile designation of wires and size ranges are covered:Construction Type Tensile Designation Core Size Tableof Wire Range No. 1 770 1 960 Fibre Steel mm6x7 (6/1) Round x X x X 2 to 7 16x19(12/6/1) Strand x X x x 3 to 76x37(18/12/6/1) X X x x 6and 7 317x7(6/1 Multi round x x x x 6 and 7 4 18x7(6/1) Strand n o n- x x x x 6and7 4 rotating