Grade: ER308, ER308L, ER308LHSI, ER309, ER307LSI, ER309LHSI, ER316, ER316L, ER316LSI, ER316LHSI, ER321, ER410 etc . Diameter: 0.50mm â 10.0mm Application: with steady chemical compositions ,it can be used in welding and manufacturing semi-finished of SAW, TIG ,MIG Standard: all the SS welding lied with the AWS A 5.9 standard.