Patent ID: 7220494

Claim:
A product resistant or immune to carburization, metal dusting and coking and resistant to oxidation, the product comprising: a load-bearing member comprising a martensitic or bainitic or ferritic iron alloy or an austenitic iron-chromium-nickel alloy; and a corrosion resistant member, wherein the corrosion resistant member has a thickness of at least 0.5 mm and is formed of a copper-base alloy including (in weight-%): Al 2–20, Si >0–6, one or more of Rare Earth Metals, hafnium and zirconium, in an amount up to 0.5 wt-% of each or a total amount of 0.01 to 0.5 wt-%, one or more of the elements iron, nickel, cobalt and manganese, wherein a total amount of Fe+Ni+Co+Mn is a maximum to 20 wt-%, Cu balance, and normally occurring alloying additions and impurities.