| http://www.w3.org/ns/prov#value | - In addition, these materials are generally fragile and lacking in impact resistance.Recently, an austenite stainless steel of 16Cr--14Ni--4Si system containing about 4% Si and forming a surface oxide layer mainly constituted by SiO.sub.2 is finding a wide use as a metallic material which exhibits a large resistance to oxidationunder the above mentioned strong oxidizing environment.
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