Tender For supply of low hydrogen m.s.electrod 2.5 mm. e7018 , low hydrogen m.s.electrod 3.15 mm. e7018 , ss to ms elect 4 mm e309 cb-15 , ss to ms welect 3.15 mm r309 cb-15 , supertherm electrode 4 mm x lg 450 mm , gtaw er70s-6, dia 2.4 ,length 1000mm