MARTENSITIC STAINLESS STEEL FOR HIGH TEMPERATURE A

专利名称：MARTENSITIC STAINLESS STEEL FOR HIGH

TEMPERATURE APPLICATIONS

发明人：HAHN R,US申请号：US3767390D申请日：19720201公开号：US3767390A公开日：19731023

摘要：A martensitic stainless steel for high temperature applications consistingessentially of about .15 to .35 percent carbon, up to 1 percent manganese, up to 1percent silicon, 11 to 13 percent chromium, .25 to 1.25 percent nickel, .50 to 1.50 percentmolybdenum, .50 to 1.50 percent tungsten, .10 to .50 percent vanadium, .05 to .50percent niobium and the balance substantially all iron, characterized in having goodimpact strength, a lack of any substantial delta ferrite and high creep rupture life inexcess of about 40,000 pounds per square inch at 100,000 hours and 1000 DEG F.

申请人：ALLEGHENY LUDLUM IND INC,US

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