Inweld 1425809 ER309 welding electrode, AWS A5.4, is a 1/8 in diameter, 36 in long stainless-steel electrode packaged in a 50 lb package. The ER309 designation denotes a stainless steel filler metal specified under AWS A5.4 for welding stainless steels. This exact part number identifies the Inweld electrode designed to meet that standard.
