Stainless Steel 347 strip coils are crafted from a stabilized austenitic stainless steel alloy, containing chromium, nickel, columbium (niobium), and tantalum. These elements work in concert to provide exceptional corrosion resistance, particularly against intergranular corrosion. The addition of columbium allows Stainless Steel 347 to maintain stability during exposure to high temper... https://www.svstainless.com/stainless-steel-347-strip-coils-stockists-suppliers.php