Incoloy901 (N09901/1.4898) nut

Similar grades

UNS	Trademark	W.Nr
NO9901	Incoloy901	1.4898

 

Chemical composition of Incoloy901 nut

Alloy	%	Ni	Cu	Al	Fe	Ti	Co	Mn	S	C	Si	P	Cr	Mo	B
Incoloy901	Min	40			Balance	2.35							11.0	5.0	0.01
	Max	45	0.5	0.35		3.10	1.0	1.0	0.03	0.10	0.60	0.03	14.0	7.0	0.02

 

Physical properties of Incoloy901 nuts:

density	8.14g/cm3
melting point	1280~1345°c

 

The minimum mechanical properties of the Incoloy901 nut alloy at room temperature:

Alloy status	tensile strength Rm N/mm2	Yield Strength RP0.2 N/mm2	Elongation A5%
Incoloy901	1034	689	12

 

Incoloy901 nuts have the following properties:

Precipitation hardening, creep heat resistant steel. The alloy has high yield strength and durable strength below 650°C, good oxidation resistance below 760°C, and is stable for long-term use. It is widely used in the manufacture of rotary disk-shaped parts (turbine disk, compressor disk, journal, etc.), static structural parts, turbine outer rings and fasteners of aviation and ground gas turbine engines operating below 650°C.

 

Incoloy901 nut application scope application areas are:

Aero engine components, gas engine turbine discs, compressor discs, journals, static structural components, turbine outer rings, fasteners