Nickel……………………………………………………………….55.0-59.0
Chromium…………………………………………………………19.0-22.5
Molybdenum…………………………………………………………7.0-9.5
Niobium……………………………………………………………..2.75-4.0
Titanium……………………………………………………………….1.0-1.7
Aluminum…………………………………………………………0.35 max.
Carbon…………………………………………………………….0.03 max.
Manganese………………………………………………………0.35 max.
Silicon……………………………………………………………..0.20 max.
Phosphorus…………………………………………………….0.015 max.
Sulfur……………………………………………………………..0.010 max.
Iron……………………………………………………………………Balance