Grade K424
China ISC C74240
Old Grade
Corresponding Standard GB /T 14992-2005
Classification and designation for superalloys and high temperature intermetallic materials
Classification Special Alloy Steel
Properties Corrosion Resistance
K424 Chemical Element Composition Content (%)
Component Fe C Si Mn P S Cr Mo Ti W V Nb Zr B Co Al Ce More
Minimum Value - 0.14 - - - - 8.5 2.7 4.2 1 0.5 0.5 - - 12 5 - Ni:Remainder
Maximum Value 2 0.2 0.4 0.4 0.015 0.015 10.5 3.4 4.7 1.8 1 1 0.02 0.015 15 5.7 0.02

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