Grade GH4090
China ISC H40900
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
GH4090 Chemical Element Composition Content (%)
Component Fe C Si Mn P S Cr Cu Ti Zr B Co Al More
Minimum Value - - - - - - 18 - 2 - - 15 1 Ni:余量
Maximum Value 1.5 0.13 0.8 0.4 0.02 0.015 21 0.2 3 0.15 0.02 21 2
Approximate Comparison Table Deformed High-Temperature Alloy
China United States Germany
GB Commercial Grade UNS W-Nr.
GH4090 Nimonic90 N07090 2.4632/2.4969
GH4090 Corresponding Standards(Same grade name, different standards)

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