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ASTM B366 UNS N08810 Alloy 800H Buttweld Fittings 180 Degree Return Bend

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ASTM B366 UNS N08810 Alloy 800H Buttweld Fittings 180 Degree Return Bend

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Brand Name : YUHONG

Model Number : ASTM B366 Incoloy 800H 180Deg. Return Bend

Certification : ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008

Place of Origin : CHINA

MOQ : 1PC

Payment Terms : L/C,T/T

Delivery Time : 7 DAYS

Packaging Details : Pallet, Plywood case

Product Name : Nickel Alloy 180Deg. Elbow

Standard : ASTM B366, ASME SB366

Dimension : ASME/ANSI B16.9, JIS, DIN, EN, API 5L, Etc.

Material Grade : Nickel Alloy 200, monel400, alloy 600,625,800,825, etc.

Size : 1/2" to 48"

Schedule : Sch 10s to Sch XXS or As Per Custom Requirement

Type : Seamless, Welded

High Light : ASTM B366 Incoloy 800H Pipe Fittings, Incoloy Alloy 800H 180 degree Return Bend

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Buttweld Pipe Fittings, ASTM B366 UNS N08810 Incoloy Alloy 800H 180Deg. Return Bend

A 180-degree return bend is a type of pipe fitting that allows for a complete directional change in a piping system, effectively returning the flow back in the opposite direction. The bend typically features a smooth curve, minimizing flow resistance and turbulence.

Key Features and Advantages of 180 Degree Return Bend

  • Design: A smooth, continuous curve that minimizes turbulence and pressure drop.
  • Material: These bends can be made from various materials, including carbon steel, stainless steel, and nickel alloys like N08810, depending on the application requirements.
  • Sizes and Standards: Available in different sizes and wall thicknesses, often conforming to standards like ASTM A234 (for carbon and alloy steels), ASTM A403 (for stainless steels), ASTM A815 (for duplex steels) or ASTM B366 (for nickel alloys).

Advantages

  • Flow Efficiency: The design of a 180-degree bend reduces overpressure in the system and minimizes fluid turbulence, which is beneficial for maintaining flow efficiency.
  • Versatility: Suitable for various applications across multiple industries, providing flexibility in piping design.
  • Space Saving: Allows for compact installations where space constraints are an issue.

Equivalent Grades of Incoloy 800/800H/800HT Buttweld Fittings

STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN OR
Incoloy 800 1.4876 N08800 NCF 800 NA 15 ЭИ670 Z8NC32-21 X10NiCrAlTi32-20 XH32T
Incoloy 800H 1.4958 / 1.4876 N08810 NCF 800H NA 15(H) ЭИ670 Z8NC33-21 X5NiCrAlTi31-20 XH32T
Incoloy 800HT 1.4859 / 1.4876 N08811 NCF 800HT NA 15(HT) ЭИ670 – X8NiCrAlTi32-21 XH32T

Mechanical Analysis of Incoloy 800/800H/800HT Buttweld Fittings

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
800 / 800H / 800HT 7.94 g/cm3 1385 °C (2525 °F) Psi – 75,000 , MPa – 520 Psi – 30,000 , MPa – 205 30 %

Chemical Composition of Incoloy 800/800H/800HT Buttweld Fittings

Grade C Mn Si S Cu Fe Ni Cr Al Ti
800 0.10 max 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
800H 0.05 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60 0.15 – 0.60
800HT 0.06 – 0.10 1.50 max 1.00 max 0.015 max 0.75 max 39.50 min 30.00 – 35.00 19.00 – 23.00 0.15 – 0.60? 0.15 – 0.60

There are several types of elbows used in piping systems, including:

1. 45-degree elbow: This type of elbow changes the direction of flow by 45 degrees.

2. 90-degree elbow: This type of elbow changes the direction of flow by 90 degrees.

3. 180-degree elbow: This type of elbow changes the direction of flow by 180 degrees, effectively reversing the direction of flow.

4. Short radius elbow: This type of elbow has a shorter center-to-end distance than a standard elbow, making it ideal for use in tight spaces.

5. Long radius elbow: This type of elbow has a longer center-to-end distance than a standard elbow, which helps to reduce friction and pressure loss in the system.

Applications

They are commonly used in industrial piping systems where redirection of flow is necessary, such as:

  • Chemical Processing: To navigate complex pipelines safely.
  • Heating and Cooling Systems: For effective circulation of fluids.
  • Oil and Gas: In pipelines where bends are required for routing.

ASTM B366 UNS N08810 Alloy 800H Buttweld Fittings 180 Degree Return Bend


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