Steel
ERW Steel Tubes Black and Galvanized used for mechanical & general engineering purpose to IS 3601:2006 Sizes from 21.3mm OD and up to and including 406.4mm O.D thickness up to & including 12.7mm
ERW Steel Tubes used for water wells to IS 4270:2001, Sizes from 100mm NB up to and including 450mm NB thickness up to & including 10.0 mm in grade Fe 410.
ERW Hollow Steel Sections for Structural use as per IS 4923:1997. Covering all sizes and grades and thickness up to 10. 0mm.The grades are YST 210,240 & 310. ERW Steel Tubes for Idlers, Belt Conveyors confirming to IS 9295: 1983.Sizes up to & including 168.3mm 0.D thickness 5.4mm, in ERW Grades YST 210 & 240, plain ends in grade WT160, WT210, WT240, WT310.