Hong Hock Group is a well-known Duplex Supplier based in Philippines. The duplex stainless steel demand is massive, as there is a big market for this material, all over the world, because of its properties. Duplex stainless steels are unsusceptible to stress corrosion cracking. Duplex stainless steels have metallurgy that is far more difficult as compared with ferritic steels or austenitic steels. For more info, visit the website.