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Nimonic 90

We are professional Nimonic 90,Alloy 90 material factory from China

Nimonic Alloy 90 is A precipitation-hardenable nickel-chromium-cobalt alloy having high stress-rupture strength and creep resistance at temperatures to about 1700°F (920°C). The alloy also has good resistance to high-temperature corrosion and oxidation. Used for blades and discs in gas turbines, hot-working tools, and springs.
We could supply Nimonic 90 super alloy in following forms:
Forging:Forged Rings,Forged Pipes,Rolled Rings,Forging Sleeves,Forging Disks,Forged Bushings,Forging Sleeves,Forged Tube Sheets,Forged Shafts,Forged Valve Parts(Valve Bodies,Valve seat rings,valve bonnets) and so on
Sheet,Plate,Strips,Coils
Bar:Round Bars,Square bars,flat bars,hollow bars,hex bars and so on
Pipe & Tube:Seamless tubes,seamless pipes,welded pipes,welded tubes,tubings,coiled tubes,U-bend Tubes.
Fittings (elbows, tees,stub-ends,returns,caps,crosses,reducers,and pipe nipples)
Wire:welded wires,wire rods
Flanges:in slip-ons,blinds,weld-necks,lapjoints,long welding necks,socket welds
Fasteners:bolts,screws,nuts,studs,Washers,Sockets,pins
Cnc Machining Parts,CNC turning parts,CNC Stamping parts
Nimonic 90's chemical Composition is as follows:
Carbon........................................................................0.13 max.
Silicon ...........................................................................1.0 max.
Copper..........................................................................0.2 max.
Iron................................................................................1.5 max.
Manganese ...................................................................1.0 max.
Chromium....................................................................18.0-21.0
Titanium...........................................................................2.0-3.0
Aluminum ........................................................................1.0-2.0
Cobalt..........................................................................15.0-21.0
Boron ..........................................................................0.02 max.
Sulfur ........................................................................0.015 max.
Lead........................................................................0.0020 max.
Zirconium....................................................................0.15 max.
Nickel.............................................................................Balance
Following is mechanical property of Nimonic 90

Material

Temperature C

Yield Strength 0.2 % (MPa)

Tensile Strength (MPa)

Elongation (%)

Hardness HV

Nimonic 90 
Solution Treated 

RT

-

-

-

295 max

Nimonic 90 
Precipition Treated 

RT

695 min

1080 min

20 min

310 min

 
Following is heat treatment details of nimonic 90
The heat treatments recommended are as follows:
Bar 8 h/1080°C(1975°F)/AC + 16 h/700°C 
(1290°F)/AC
Sheet 3 min/1150°C(2100°F)/FBQ or WQ + 1 
h/925°C(1700°F)/AC + 4 h/750°C 
(1380°F)/AC
Welded sheet 3 min/1150°C(2100°F)/FBQ or WQ 
+ weld + 1 h/925°C(1700°F)/AC + 4 
h/750°C(1380°F)/AC
Interstage anneal of sheet 20 min/1040°C 
(1900°F)/AC
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