Welding steel includes carbon steel for welding, alloy steel for welding and stainless steel for welding. Its brand is represented by adding the symbol “H” to the head of various welding steel brands. For example: “H08”, “h08mn2si”, “h1cr18ni9”
For high-grade and high-quality welding steel, the symbol “a” is added at the end of the brand. For example: “H08A”, “08mn2sia”.