Navratan Pipes & Profile Dear Sir, We, Navratan Group, incepted in the year 1986, wish to introduce ourselves as one of the leading manufacturers of ERW - Black and GI pipes, Spiral Tube, Scaffolding System, Pre-Engineered Metal buildings (PEB), Roofing & Claddings and Profiles & Accessories for various applications in varied market segments. The enterprise has been certified for ISO 9001:2000 certification for “Quality Management System. We manufacture as per various national and international standards: - IS: 1239, IS: 3589, IS: 4270, IS: 1161, IS: 1161, IS: 3601, IS: 4923, IS 9295, IS 5504, IS: 1978 and IS 5504, BS: 1387, BS: 1139, BS: 6323, DIN 2439, DIN 2440, DIN 2441, JIS G 3452, ASTM A-120