TIG Welding or Gas Tungsten Arc Welding. Offering high quality, versatility and longevity, TIG is the most commonly used stainless steel welding process. This welding process creates a low heat input, which makes it perfect for thin material.

Can I weld stainless steel with regular MIG wire?

yes. But the welds will rust if you used regular steel wire. You could change out the wire and use Stainless steal wire and Be okay as long as the types matched 316 Base metalwith 316 wire. you could use 316 wire with 307 Base But you would not want to use 307 wire with 316 Base stainless.

Can you weld 304 stainless with 309 wire?

As an example, when joining 304L stainless steel to mild steel, the most commonly recommended filler metal is 309L.