supply of 20 mm dia , un-galvanized steel wire rope construction 6x36mm steel core iwrc, rho lay tensile strength 1770n/mm2 as per is 2266/2002 (or) latest. , 20 mm dia , un-galvanized steel wire rope construction 6x36mm steel core iwrc, rho lay tensile strength 1770n/ mm2 as per is 2266/2002 (or) latest. note: 1) to be suitable for heavy duty lifting operations on a 50ton eot crane main hoist. 2) test certificate from competent authority should be submitted along with the supplied material for acceptance of the material. 3) f irm should submit authorized dealership certificate along with tender otherwise offer will not be considered. make: usha martin, sa mson, moseroth, payphone, bharath wire ropes and asahi ropes or similar. [ warranty period: 30 months after the date of delive ry ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]