Incoloy 800/800H/800HT

Incoloy 800/800H/800HT

Gnee provides Incoloy 800, Incoloy 800H, Incoloy 800HT, sheets, plates, rods, wires and pipes in various forms and sizes to choose from. Specific application requirements and operating conditions, such as temperature and stress levels, should be considered when selecting. Gnee’s professional team is here to help, providing expert advice and guidance to help you make an informed decision. We support customization, cutting, one-stop service, and provide a full range of solutions. Contact us to get a free quote!

Our product portfolio includes the well-known Incoloy 800, Incoloy 800H and Incoloy 800HT alloys which, despite their differences, all offer excellent resistance to oxidation, carburization and corrosion in high temperature environments.
Incoloy 800: is a nickel-iron-chromium alloy with excellent strength and stability even at high temperatures. It is widely used in industries such as petrochemicals, power generation, heat exchangers and heat treatment equipment.
Incoloy 800H: With higher carbon content, it has superior performance in ethylene furnace quenching boilers, hydrocarbon cracking and various industrial furnaces.
Incoloy 800H: It has higher high temperature strength and stress rupture properties. This alloy has a high carbon and aluminum content and is particularly suitable for demanding applications in chemical processing, heat treatment equipment and power plants.

Incoloy Alloy 800UNS N088001.4876
Incoloy Alloy 800HUNS N088101.4958
Incoloy Alloy 800HTUNS N088111.4959
TypeOut diameterWall thicknessLength
Seamless Pipe 5.0 – 203.2mm0.5 – 20mm
As required
Welded Pipe5.0 – 1219.2mm0.5 – 20mmAs required
Length2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Thickness0.3mm – 200mm
Width1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc

Manufacturing Technique:

Cold drawn, hot drawn, bright annealed, solid solution, hot extruding

Various Types:

Seamless / ERW / Welded / Fabricated / LSAW Pipes


PipePolished, AP (Annealed & Pickled), BA (Bright & Annealed), MF, NO.1, NO.4, 2B, BA, HL, 8K, Mirror finish, etc
PlateHR, CR, 2B, 2D, BA, NO(8), SATINHR,CR,2B,2D,BA,NO(8),SATIN

Available, welcome to consult

A) Packaging Details: Standard export seaworthy packing or as required.
B) Delivery Time: 30-50 days, 7 days for stock goods.
C) Loading Port: Shanghai, Tianjin, Qingdao.
D) Offer Ability: 5000MT/Per Month.
E) MOQ: 1 Pcs.

Get A Free Quote
Incoloy 800/800H/800HT ASTM/ASME Standard
UNS N08800N08810N08811
Seamless Pipe / TubeB/SB407A/SA312B/SB163A/SA213B/SB407A/SA312B/SB163A/SA213B/SB407A/SA312B/SB163A/SA213
Welded Pipe / TubeB/SB515B/SB514A/SA312/A/SA358B/SB515B/SB514A/SA312/A/SA358B/SB515A/SA312
Forged ValvesB/SB564B/SB564B/SB564
Forged FittingsB/SB564B/SB564B/SB564
Cast Steel ValvesA/SA351UNS N08151A/SA351UNS N08151—–
Gnee Supplies Various Shapes Of Incoloy 800
Gnee Provides Incoloy 800/800H/800HT In Various Shapes Or Customize
Parameters Of Hot Sale Incoloy 800/800H/800HT
Chemical CompositionIncoloy Alloy 800Incoloy Alloy 800HIncoloy Alloy 800HT
Ni30.0 – 35.030.0 – 35.030.0 – 35.0
Cr19.0 – 23.019.0 – 23.019.0 – 23.0
Fe39.5 min39.5 min39.5 min
Al0.15 – 0.600.15 – 0.600.15 – 0.60
Ti0.15 – 0.600.15 – 0.600.25 – 0.60
C0.10 max0.05 – 0.100.06 – 0.10
Mn1.50 max1.50 max1.50 max
S0.015 max0.015 max0.015 max
Si1.00 max1.00 max1.00 max
Mechanical PropertyIncoloy Alloy 800Incoloy Alloy 800HIncoloy Alloy 800HT
Tensile Strength500 – 700MPa450 – 600MPa600 – 800MPa

Yield Strength (0.2% offset)
210 – 310MPa170 – 310MPa270 – 415MPa

30%- 45%30%- 45%30%- 45%

Hardness (Rockwell B)
80 max HRB85 max HRB90 max HRB

Modulus of Elasticity

Poisson’s Ratio


Melting Range
 – 1400°C
 – 1400°C
 – 1400°C
Why Choose Gnee Incoloy 800/800H/800HT?
Gnee, as a Chinese nickel alloy steel supplier with 15 years of history, exports to 60+ countries. We provide various shapes of Incoloy 800, Incoloy 800H, and Incoloy 800HT, including plates, coils, pipes, bars, and fittings, with a wide range of products. Gnee is committed to providing comprehensive nickel alloy steel solutions, With excellent after-sales service, we support customization and ensure product quality.

In addition, our Incoloy 800 has been successfully exported to more than 60 countries such as Singapore, Malaysia, The United Arab Emirates, Kenya, Philippines. Many regular customers come to visit our company and factory and make multiple orders.

What Services Does Gnee Provide?

Gnee can provide the following measurement services for Incoloy 800/Incoloy 800H/Incoloy 800HT:

1. Dimensional measurement: Measure dimensional parameters such as length, width and thickness by measuring instruments to ensure that the is qualified and meets the design requirements.
2. Surface measurement: Measure parameters such as flatness, bumpiness and surface roughness of the Incoloy 800 coil surface to help ensure that the quality and surface condition of the Incoloy 800 meet the requirements.
3. Thickness measurement: Use thickness gauges to accurately measure the thickness of the Incoloy 800 tube to ensure it meets the design requirements.
4. Material measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the Incoloy 800 tubes to ensure that the quality and properties of the Incoloy 800 pipe meet the requirements.
5. Bending and Deformation Measurements: Incoloy 800 sheet may be bent and deformed. By using tools such as bending gauges and displacement sensors to measure and monitor the degree of bending and deformation of Incoloy 800 sheet to ensure that it is within the allowable range.

Ask Measurement service

Gnee can customize the size and shape of your Incoloy 800/800H/800HT for your specific project needs. Custom design of Incoloy 800/800H/800HT is carried out by a team of professional engineers and designers. Based on the project requirements and constraints, they will use calculation and simulation tools combined with experience and technical knowledge to optimize the Incoloy 800/800H/800HT design to meet the specific needs of your different projects.

● Adjustment of the thickness, width and length of Incoloy 800 plate based on load calculations and strength requirements for structural design.
● The shape of the Incoloy 800 plate can be designed according to the demand characteristics.
● If the convenience of installation and maintenance is considered, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Sourcing Gnee Incoloy 800/800H/800HT can provide the following further processing services. We can customize to meet the specific needs of our customers for different projects.

Cutting Service: Incoloy 800 can be custom cut to obtain the desired shape and size according to the customer’s needs. For example, flame cutting, plasma cutting, laser cutting, etc., can cut Incoloy 800 into desired plates, blocks, shaped pieces, etc.
Bending & Forming: Incoloy 800 is bent and formed by applying stress and appropriate processes to obtain the desired shape.
Welding Services: Incoloy 800 can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Hole Turning And Machining: Incoloy 800 is turned and holes are machined through the use of machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface Treatments: Surface treatments can be applied to improve the corrosion resistance and aesthetics of the Incoloy 800. This includes methods such as painting, hot dip galvanizing, and electroplating to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee Incoloy 800/800H/800HT can provide the following testing services through third-party testing organizations. These third-party testing services provide independent and objective verification of Incoloy 800/800H/800HT compliance with relevant standards and regulations.

Material Chemical Composition Analysis: Through chemical composition analysis, we can determine whether the composition of Incoloy 800 meets the standard requirements.
Mechanical Property Test: Mechanical property test includes tensile test, impact test, bending test, etc., which is used to determine whether the mechanical properties such as strength, toughness and ductility of Incoloy 800 meet the specified requirements.
Metallographic Test: Through the metallographic test, check the structure of Incoloy 800, grain size, non-metallic inclusions, etc., to evaluate its quality and performance.
Corrosion test: Through the corrosion test, evaluate the corrosion resistance of Incoloy 800, including salt spray corrosion, chemical corrosion resistance, etc.
Hardness Test: The hardness test is used to measure the hardness of Incoloy 800, and its strength and wear resistance can be evaluated according to the hardness value.
Ultrasonic Flaw Detection: Ultrasonic flaw detection is used to detect the internal defects of Incoloy 800, such as cracks, pores, inclusions, etc.

Ask Deep Processing Services
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