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Incoloy 800H tubes|Incoloy 800H Tubing

Incoloy 800H precision tubes are widely used in high-temperature and high-pressure environments, including furnace tubes, petrochemical equipment,heater elements, heat exchangers, and other high-temperature applications

Description

1. Incoloy 800H precision tube Basic Introduction:

Incoloy 800H is a high-strength, austenitic nickel-iron-chromium alloy known for its excellent resistance to oxidation and carburization at elevated temperatures. This alloy maintains stability and performance in temperatures up to 1100°C (2000°F), making it ideal for use in applications such as heat exchangers, chemical and petrochemical processing, and power generation. The precision tubes made from Incoloy 800H exhibit high creep and stress rupture properties, ensuring long-term durability under severe thermal conditions. Additionally, its chemical composition, which includes added aluminum and titanium, enhances its structural integrity, further contributing to its widespread use in demanding environments.. It is an improved version of the Incoloy 800 series alloy, specifically designed for high-temperature applications.

2. Incoloy 800H Precision Tube Common Specifications:

Outer Diameter Range: 0.5 mm - 50 mm

Wall Thickness Range: 0.1 mm - 5 mm

Length: Customized

3. Incoloy 800H Precision Tube Equivalent Grades:

Incoloy 800H precision tubes have equivalent grades under different standards and naming conventions.

1. UNS N08810 - The Unified Numbering System designation for Incoloy 800H.

2. W. Nr. 1.4958 - The Werkstoffnummer (material number) used in Germany and other European countries.

3. EN 1.4958 - The European Standard (EN) designation.

4. Alloy 800H - Common commercial name.

4. Incoloy 800H Precision Tube Chemical Composition (Typical Values, %):

Element

Chemical Composition

Nickel (Ni)

30.0 - 35.0

Iron (Fe)

39.5 min

Chromium (Cr)

19.0 - 23.0

Aluminum (Al)

0.15 - 0.60

Carbon (C)

0.05 max

Manganese (Mn)

1.50 max

Sulfur (S)

0.015 max

Phosphorus (P)

0.030 max

5. Incoloy 800H Precision Tube Mechanical Properties (Typical Values, MPa):

Property

Typical Values

Yield Strength

220 MPa

Tensile Strength

515 MPa

Elongation

35%

Hardness

187 HB

6. Incoloy 800H Precision Tube Physical Properties (Typical Values, °C):

Property

Typical Values

Density

7.94 g/cm³

Melting Point

1357 - 1385°C

Thermal Conductivity

11.4 W/(m·K)

Linear Expansion Coefficient

14.6 x 10^-6/°C (20-100°C)

7. Incoloy 800H Precision Tube Relevant Production Standards:

1. ASTM B163 - Standard Specification for Seamless Nickel and Nickel Alloy Condenser and Heat-Exchanger Tubes.

2. ASTM B407 - Standard Specification for Nickel-Iron-Chromium Alloy Seamless Pipe and Tube.

3. ASTM B514 - Standard Specification for Welded Nickel-Iron-Chromium Alloy (UNS N08120, UNS N08800, UNS N08810, and UNS N08811) Pipe.

4. EN 10216-5 - Seamless Steel Tubes for Pressure Purposes - Technical Delivery Conditions - Part 5: Stainless Steel Tubes.

5. ASME SB-163 - Specification for Seamless Nickel and Nickel Alloy Condenser and Heat-Exchanger Tubes.

6. ASME SB-407 - Specification for Nickel-Iron-Chromium Alloy Seamless Pipe and Tube.

8. Incoloy 800H Precision Tube Features:

Incoloy 800H exhibits excellent high-temperature oxidation resistance, making it suitable for prolonged use at elevated temperatures.

It has good corrosion resistance, particularly in sulfide environments.

Offers good cold and hot working properties, making it easy to manufacture various pipe and component shapes.

Used in high-temperature applications such as high-temperature heat exchangers, the petrochemical industry, the power industry, and more.

9. Incoloy 800H Precision Tube Applications:

Incoloy 800H precision tubes are widely used in high-temperature and high-pressure environments, including furnace tubes, petrochemical equipment, chemical processing equipment, the power industry, heater elements, heat exchangers, and other high-temperature applications, thanks to their outstanding high-temperature performance and corrosion resistance.

Incoloy 800H tubing

Incoloy 800H tubes|Incoloy 800H Tubing

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