What is the difference between 321 wire welding and 304 wire welding?
304 (ER308) is commonly used in 18-8, 18-12 welding and 20-10 austenitic stainless steel welding wire, ER321. Ti is added on the basis of 304 (TI), to ensure the stability of welding, prevent the intergranular precipitation of chromium carbide, have good resistance to intergranular corrosion of 2 kinds of materials, generally more or less, 321 can completely replace the 304308, but the 304 is not a substitute for welding 321
A thick difference of 0.3
