Incoloy 800800H800HT Sheets

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Incoloy 800800H800HT Sheets Specification

Hardness
Rockwell B 80-95

Thermal Conductivity
11.0 W/mK at 25C

Tensile Strength
550 MPa min (for 800), 450 MPa min (for 800H/800HT)

Thickness
0.5 mm to 50 mm

Product Type
Sheets

Types of Alloy
Nickel-Iron-Chromium Alloy

Material
Incoloy 800/800H/800HT

Shape
Sheet/Flat

Strength
Excellent high temperature strength

Resistance
Oxidation, carburization, and corrosion resistance

Grade
800, 800H, 800HT

Melting Point
1357-1385 C

Density
7.94 Gram per cubic centimeter(g/cm3)

Chemical Composition
Ni 30-35%, Cr 19-23%, Fe balance, Al 0.15-0.60%, Ti 0.15-0.60%, C (800: 0.10%, 800H: 0.05-0.10%, 800HT: 0.06-0.10%)

Color
Silvery-grey

About Incoloy 800800H800HT Sheets

What Are Specification Incoloy 800/800H/800HT Plates?

Type	Plate, Sheet, Strip, Flats, Coils, Foils, Clad Plate, Rolls, Blank (Circle), Plain Sheet, Rolling Plate, Flat Sheet, Rolling Sheet, Shim Sheet, Flat Shim, sheared, annealed, descaled, soft annealed, tread plate, Checker Plate
ASTM B168 Alloy 800 Plate Length	0-12mm or as required
800 Inconel Plate Width	0-2500mm or as required
ASTM B168 Alloy 800 Plate Thickness	0.3 to 1200 mm or as required
UNS N06800 Plate Process	Hot/ Cold Rolled
Inconel 800 Plate surface	No.1, No.3, No. 2D, BA, No. 2B, No.6, 2B, No.7, No.4, 2D, (CR) Cold rolled sheet , No.1 finish hot rolled, 1D, SATIN (Met with Plastic Coated), ASTM B168 Alloy 800 Plate, No.4, 2B, 8K, BA, (HR) Hot rolled plate , satin, brush, hairline, mirror, BA No(8) etc.

Equivalent material Of Incoloy 800/800H/800HT Plates?

STANDARD	WERKSTOFF NR.	UNS	JIS	BS	GOST	AFNOR	EN	OR
Incoloy 800	1.4876	N08800	NCF 800	NA 15	670	Z8NC32-21	X10NiCrAlTi32-20	XH32T
Incoloy 800H	1.4958 / 1.4876	N08810	NCF 800H	NA 15(H)	670	Z8NC33-21	X5NiCrAlTi31-20	XH32T
Incoloy 800HT	1.4859 / 1.4876	N08811	NCF 800HT	NA 15(HT)	670	-	X8NiCrAlTi32-21	XH32T

Chemical Composition Of Incoloy 800/800H/800HT Plates?

Grade	C	Mn	Si	S	Cu	Fe	Ni	Cr	Al	Ti
Incoloy 800	0.10 max	1.50 max	1.00 max	0.015 max	0.75 max	39.50 min	30 35	19 23	0.15 0.60	0.15 0.60
Incoloy 800H	0.05 0.10	1.50 max	1.00 max	0.015 max	0.75 max	39.50 min	30 35	19 23	0.15 0.60	0.15 0.60
Incoloy 800HT	0.06 0.10	1.50 max	1.00 max	0.015 max	0.75 max	39.50 min	30 35	19 23	0.15 0.60	0.15 0.60

Mechanical Properties Of Incoloy 800/800H/800HT Plates?

Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
7.94 g/cm3	1385 C (2525 F)	Psi 75,000 , MPa 520	Psi 30,000 , MPa 205	30 %

High-Temperature Strength and Stability

Incoloy 800 series sheets are engineered to maintain high strength and structural integrity even at temperatures up to 1100C. Their carefully balanced microstructure and alloy composition ensure excellent performance in demanding environments such as superheaters, heat exchangers, and power generation systems.

Superior Resistance to Corrosion and Oxidation

These sheets provide outstanding resistance to oxidation, carburization, and corrosion, making them ideal for harsh chemical and petrochemical processing plants. Their silvery-grey surface and various treatment options protect against environmental degradation and extend service life.

Versatile Applications and Finish Options

With a range of finishes including pickled, polished, and mirror, as well as customizable dimensions, Incoloy 800, 800H, and 800HT sheets can be tailored to diverse industrial applications. They are suitable for fabrication projects where ease of forming, welding, and durability are critical considerations.

FAQs of Incoloy 800800H800HT Sheets:

Q: What are the main benefits of using Incoloy 800/800H/800HT sheets in industrial applications?

A: These sheets offer a combination of excellent high-temperature strength, superior resistance to oxidation and corrosion, and stable mechanical properties. They are well-suited for use in thermal processing, power plants, chemical, and petrochemical environments that demand durability and reliability.

Q: How is the formability and weldability of Incoloy 800/800H/800HT sheets during fabrication?

A: Incoloy 800 series sheets possess good formability and weldability, making them suitable for various fabrication processes. They can be easily shaped and joined without compromising their structural or mechanical integrity, even under demanding conditions.

Q: Where are Incoloy 800 series sheets typically used?

A: These sheets are commonly utilized in the construction of superheaters, heat exchangers, process piping, and reactors in industries such as thermal processing, power generation, chemical, and petrochemical processing, due to their high-temperature and corrosion-resistant properties.

Q: What surface finishes and treatments are available for these sheets?

A: A wide range of surface finishes is available, including Hot Rolled, Cold Rolled, 2B, BA, No.1, No.4, Matte, and Mirror. Surface treatments such as bright annealed, pickled, or polished are also offered, allowing customization based on application requirements.

Q: When should I consider Incoloy 800H or 800HT instead of standard Incoloy 800?

A: Incoloy 800H and 800HT are preferred when higher strength and enhanced creep resistance are needed at elevated temperatures. Their specific carbon, aluminum, and titanium content make them suitable for prolonged service in the 6001100C temperature range.

Q: How does the chemical composition enhance the performance of these alloy sheets?

A: The composition, featuring 30-35% Nickel, 19-23% Chromium, balanced Iron, and additions of Aluminum and Titanium, imparts stability to the microstructure and increases resistance to high-temperature degradation and corrosion.

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