NIMONIC alloy 91

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#NIMONIC #alloy #91

Description

NIMONIC alloy 91 High Alloy and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:High Alloy: NIMONIC alloy 91

Category	Type	Steel Grade
Steel Grades	High Alloy	NIMONIC alloy 91
		NILOMAG 77
		NiMark 250
		NiMark 250 LCO
		NiMark 300
		NIMONIC alloy 75
		NIMONIC alloy 80
		NIMONIC alloy 80A
		NIMONIC alloy 81
		NIMONIC alloy 86
		NIMONIC alloy 90

Chemical composition(mass fraction)(wt.%) of the NIMONIC alloy 91

C ≤	Si ≤	Mn ≤	P ≤	S ≤	Cr	Ni
0.08					28.5	47.5
Mo	Al	Cu	Nb	Ti	V	Ce
	1.2			2.3
N	Co	Pb	B	Other
	20

Mechanical Properties of steel grade NIMONIC alloy 91

Yield R_p0.2 (MPa)	Tensile R_m (MPa)	Impact KV/Ku (J)	Elongation A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
787 (≥)	373 (≥)	13	22	22	Solution and Aging, Annealing, Ausaging, Q+T,etc	343

Physical Properties of steel grade NIMONIC alloy 91

Temperature (°C)	Modulus of elasticity (GPa)	Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and	Thermal conductivity (W/m·°C)	Specific thermal capacity (J/kg·°C)	Specific electrical resistivity (Ω mm²/m)	Density (kg/dm³)	Poisson’s coefficient, ν
23	-	-			0.32	-
589	741	-	14.3	133		-
897	-	21	43.2			111	414

Heat Treatment of steel grade NIMONIC alloy 91

Heat treated : 1544°C - 1385°C

Technological Curves of steel grade NIMONIC alloy 91

No Curve

Cross Reference Table (Equivalent Grade) of NIMONIC alloy 91

Grade	Standard	Country	Application
Nimonic 90
Nimonic 90
Vicalloy	AISI	USA	Martensitic special steel
Alloy 52	SAE	USA	Alloy 52 is a 50.50% nickel-iron alloy developed for glass-to-metal seals for some of the soft glasses and some ceramics. The alloy’s rate of thermal expansion is virtually constant to a temperature of about 1050°F (565°C).
Alloy 713C	ASTM	USA	HIGH-TEMPERATURE HIGH-STRENGTH NICKEL BASE ALLOYS,CAST ALLOYS
Alloy 713LC	ASTM	USA	HIGH-TEMPERATURE HIGH-STRENGTH NICKEL BASE ALLOYS,CAST ALLOYS
X91CrMoV18	DIN	Germany	Cold working alloy tool steel
ASTM A335 GRADE P91	ASTM	USA	Seamless Ferritic Alloy Steel Pipe for High-Temperature Service
UNS J91109	AISI	USA
UNS J91119	AISI	USA
UNS J91129	AISI	USA
UNS J91139	AISI	USA
UNS J91149	AISI	USA
UNS J91309	AISI	USA
UNS J91459	AISI	USA
UNS J91249	AISI	USA
UNS J91339	AISI	USA
UNS J91340	AISI	USA
UNS J91150	AISI	USA
UNS J91540	AISI	USA

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