Grade NS4103
China ISC H07751
Corresponding Standard GB /T 15007-2017
Designations of Corrosion-Resistant Alloy
Classification Nickel and Nickel Alloys
Properties Corrosion Resistance
Density 8.22 g/cm3
NS4103 Chemical Element Composition Content (%)
Component Fe C Si Mn S Cr Cu Ti Al More
Minimum Value 5 - - - - 14 - 2 0.9 Ni+Co≥70;Nb+Ta:0.70~1.20
Maximum Value 9 0.1 0.5 1 0.01 17 0.5 2.6 1.5
ⓐ The old grades and their corresponding grades are from Table B.1 of the annex to this standard.
Approximate Comparison Table Corrosion-Resistant Alloy
China United States
GB ISC Commercial Grade UNS
NS 4103 H 07751 Hastelloy X751 N 07751

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