ASTM B407 UNS N08800 Seamless Pipe

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ASTM B407 UNS N08800 seamless pipe, also known as 1.4876 alloy 800, is a widely used nickel-iron-chromium alloy. ASTM B407 Incoloy 800 offers high strength, excellent corrosion resistance, and good creep resistance at elevated temperatures. Alloy 800 seamless pipe is commonly used in high-temperature applications such as furnace equipment, chemical processing units, and power plants.

To meet the diverse requirements of these applications, ASTM B407 UNS N08800 is available in various forms, including seamless pipes and Incoloy 800 welded/ EFW/ ERW/ SAW pipe. In this article, we will provide a comprehensive technical overview of Incoloy 800 SMLS pipes, including their chemical composition, mechanical properties, and dimensions.

Incoloy Alloy 800 Pipe Tube Standard:

• ASTM B407: Standard Specification for Nickel-Iron-Chromium Alloy Seamless Pipe and Tube
• ASME B36.10: Specification for welded and seamless wrought steel pipe for high or low temperatures and pressures.

 

• ASME B36.19：Specification for stainless steel pipes
• Incoloy 800 supplier price: Inconel 800 price is $29.70 39.60 per kg, prices are fluctuating as per market.

Incoloy N08800 Pipe Pressure Rating

Incoloy 800 Cold Drawn Tube Chemical Composition:

The chemical composition of ASTM B407 UNS N08800 seamless pipe is as follows:

• Nickel (Ni): 30.0 35.0%
• Iron (Fe): 39.5% min.
• Chromium (Cr): 19.0 23.0%
• Copper (Cu): 0.75% max.
• Manganese (Mn): 1.5% max.
• Carbon (C): 0.10% max.
• Silicon (Si): 1.0% max.
• Sulfur (S): 0.015% max.
• Aluminum (Al): 0.15 0.60%
• Titanium (Ti): 0.15 0.60%
• Cobalt (Co): 0.30% max

UNS N08800 High-pressure Pipes Mechanical Properties:

The mechanical properties of ASME SB 407 Incoloy 800 Grade Rectangle Pipes are as follows:

• Tensile strength: 75 ksi (min)
• Yield strength: 30 ksi (min)
• Elongation: 30% (min)
• Hardness: HRB 90 (max)

Nickel Alloy 800 Hollow Pipes Dimensions:

The dimensions of ASTM B407 UNS N08800 seamless pipe are as follows:

• Size range: 1/8" - 6" (10.3mm 168.3mm)
• Wall thickness: SCH 10-SCH XXS
• Length: 6m -12m (or as per customer's requirement)

Incoloy Alloy 800 Pipe Tube Applications:

Incoloy 800 UNS N08800 pipe finds wide applications in various industries such as:

• Furnace equipment
• Chemical processing units
• Power plants
• Aerospace industry
• Nuclear industry
• Heat exchangers
• Petrochemical industry

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