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INCOLOY 800/H(UNSN08810) COIL/STRIP

incoloy 800 800h coil strip
Nickel-Iron-Chromium alloy for high-temperature oxidation and carburization resistance

INCOLOY 800/H strip is widely used for corrosion-resistant cladding, bellows, flexible connectors, gaskets and stamped components in chemical processing and pollution-control equipment. Its high chromium content improves resistance to oxidizing media, while molybdenum and tungsten contribute to excellent resistance to pitting, crevice corrosion and chloride stress corrosion cracking.

As a professional Chinese nickel-based alloy manufacturer, we supply INCOLOY 800/H in multiple product forms with stable chemistry, consistent mechanical properties, and flexible dimensional customization for global industrial users.


Sizes, Finishes & Processing (Strip / Coil)

Typical supply range (custom sizes and tolerances available upon request):

Item

Range / Options

Notes

Thickness

0.1 – 3.0 mm

Cold-rolled strip; specify thickness tolerance if critical.

Width

Up to 600 mm

Slitting available; define edge condition.

Coil ID

300 / 400 / 500 mm

Standard IDs; custom ID available by request.

Coil weight

Up to 2000 kg

Depends on thickness and width.

Edge

Slit edge / Deburred edge

Edge conditioning available for stamping/forming.

Tolerance

Per ASTM/EN or as agreed

Define flatness/camber for precision parts.

Delivery condition

Solution annealed (standard)

Pickled/bright depending on thickness/finish.

Coil2.png 

                                  Dimension definition: THK × WIDTH × COIL.

 

Key Characteristics

• Excellent resistance to pitting and crevice corrosion in chloride media
• Outstanding resistance to chloride stress corrosion cracking (SCC)
• Strong resistance to oxidizing and reducing acids in mixed process media
• Withstands wet chlorine gas, hypochlorite, and chlorine dioxide solutions
• High chromium content improves resistance to oxidizing media; suitable for use in the as-welded condition
• Good fabrication and welding performance for CPI equipment

 

Chemical Composition (wt.%)

Element

Ni

Cr

Mo

Fe

W

Mn

Si

C

INCOLOY 800/H

Balance

20.0–22.5

12.5–14.5

2.0–6.0

2.5–3.5

≤0.50

≤0.08

≤0.015

Extremely low carbon and silicon help maintain corrosion resistance in as-welded structures.


Mechanical Properties (Room Temperature, Typical)

Property

Value

Tensile Strength (Rm)

≥ ≥ 531 MPa

Yield Strength (Rp0.2)

≥ ≥ 200 MPa

Elongation

≥ ≥ 35 %

Hardness

≤ 126 HB

Mechanical properties may vary slightly with product form and heat treatment condition.


Standard Specifications

Standard System

Specification

ASTM / ASME

ASTM B575 / ASME SB-575

EN

EN 10204

UNS

N06022

DIN

1.4876/1.4958

JIS

NW 6022

 

Available Strip Size Range

Item

Range

Thickness

0.1 – 3.0 mm

Width

Up to 600 mm

Coil ID

300 / 400 / 500 mm

Coil weight

Up to 2000 kg

Edge

Slit edge / Deburred edge

Custom sizes, tight tolerances, and cut-to-length service are available upon request.

Heat Treatment Condition

• Solution Annealed


Typical Applications

• Petrochemical and refinery furnace components
• Heat-treating and carburizing equipment
• Power generation superheater and reheater tubing
• Chemical and petrochemical processing equipment
• Furnace hardware, radiant tubes and thermocouples
• Nuclear steam generator tubes and industrial furnace parts
• Pressure vessels and heat exchangers


Fabrication & Welding

INCOLOY 800/H can be fabricated and welded using standard nickel-alloy practices.
Common welding methods include:

• GTAW (TIG)
• GMAW (MIG)
• SMAW

Matching filler metals such as ENiCrFe-2 (Alloy 82) are typically recommended.


Quality Assurance

• EN 10204 3.1 Material Test Certificate
• Chemical composition analysis
• Mechanical testing (tensile, hardness)
• PMI / XRF testing available
• Dimensional inspection
• Third-party inspection on request (BV, SGS, TUV, DNV)


Packaging & Delivery

• PVC protective film on surface (where applicable)
• Wooden pallets or export-grade crates
• Seaworthy packaging for long-distance shipment
• Global delivery by sea, air, or multimodal transport


Why Choose Us

• Professional nickel-based alloy manufacturer in China
• Stable raw material sourcing and melting control
• Wide stock and fast production cycle
• Competitive pricing for global projects
• Experience with international EPC, OEM, and distributors


Inquiry Information

For quotation or technical consultation, please provide:
• Required grade (INCOLOY 800/H)
• Diameter × Length
• Quantity
• Surface finish / delivery condition
• Application environment

Our technical team will respond with datasheets, pricing, and delivery schedule promptly.