What is the meaning of the letter in front of the super electrode data

- May 21, 2018-

What is the meaning of the letter in front of the super electrode data?

J stands for structural steel electrode Z stands for cast iron electrode T stands for special electrode D stands for surfacing electrode G stands for chromium stainless steel electrode A stands for stainless steel electrode E stands for wire electrode The modern pressure vessel is basically welded structure. Welding is one of the main technological means in the manufacture of pressure vessels.