... is 600 tons per month.The welding wire is mainly 300/400series:ER304,ER308,ER308L,ER309,ER309L,ER316,ER316L,ER410,ER420,ER430etc.Diameter ... ,15kgs/spool, 5kgs/spool)2)TIG Argon arc welding wire (packing in plastic case, cut length 1000mm ,5kgs/plastic case ,10kgs/plastic case) Stainless Steel submerged arc welding wire Welding Wire