Monel buttweld fittings are strong, corrosion-resistant pipe fittings made from a nickel-copper alloy. They securely join pipes in systems that use high pressure, heat, or chemicals.  Midland Alloys is a reliable Monel Buttweld Fittings Manufacturer in India, offering a diverse range of fittings such as elbows, tees, reducers, and caps. These are often used in the marine, oil and gas, chemical, and power industries, due to their toughness and tolerance to extreme conditions. We provide long-lasting Monel butt weld fittings, whether conventional or custom.

Monel Buttweld Fittings

Benefits of UNS N04400 Monel Buttweld Fittings

UNS N04400 Monel Buttweld Fittings are built for strength, performance, and long-term reliability. These fittings provide significant benefits, making them suited for usage in harsh and demanding environments.

  • Corrosion Resistance: These fittings can withstand corrosion in seawater, acids and alkalis, making them ideal for marine and chemical applications.
  • High Strength and Durability: UNS N04400 offers excellent mechanical strength and long service life, even under high stress or pressure.
  • Temperature Stability: They maintain their strength and structure across a wide temperature range, including sub-zero and elevated temperatures.
  • Formability and Weldability: Monel fittings are easy to fabricate and weld, allowing smooth installation and customization on-site.

Monel Buttweld Fittings vs stainless steel

Monel Buttweld Fittings and stainless steel fittings differ mainly in composition, corrosion resistance, and application suitability.  Monel, a nickel-copper alloy, is highly resistant to seawater, acids, and harsh chemicals, making it perfect for marine, chemical, and oil and gas applications. In contrast, stainless steel contains iron, chromium, and varying nickel content, providing good general corrosion resistance but lower performance in highly acidic or saltwater conditions. Monel is more costly but also resistant to stress and greater temperatures. While stainless steel is suitable for regular industrial and residential use, Monel is the material of choice for harsh and corrosive environment.

Monel BUttweld Fittings

Specification of Monel Buttweld Fittings

 This section covers the standard specifications of Monel butt weld pipe fittings, including dimensions, sizes, and manufacturing standards. It helps in selecting the right fittings for system design and project requirements.

pipe-fittings-icon
Sizes in Stock

Seamless Butt Weld Fittings: 1/2" - 10" Welded Butt Weld Fittings: 1/2" - 48"

ASTM Standard
Standard

ASTM B366 / ASME SB366

Process
Type

DN15-DN1200

Form
Form

90 Deg. Elbow, 45 Degree Elbow, LR/SR Elbow, Reducers, Tee, Cross, Bends, U bend, 180 Deg Bend, End Cap, Lap-joint Stub End

Length
Thickness

SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75

Buttweld FIttings
End

Beveled Ends, Plain Ends

Schedule
Dimensions

ASME/ANSI B16.9, ASME B16.28, MSS-SP-43, BS4504, BS4504, BS1560, BS10

Finish
Surface Finish

Pickled Finish,Sand/Shot Blasted Finish, Polished Finish

Types of Monel Buttweld Fitting

Monel fittings are available in various shapes and ends to meet specific flow, directional and sealing needs. Each type supports proper alignment and dimension standards in pipeline systems.

  • Elbow (90°, 45°, Long Radius, Short Radius)
    Elbow (90°, 45°, Long Radius, Short Radius)

    Modifies the pipeline's flow direction at predetermined angles with regulated radii.

  • Tee (Equal Tee, Reducing Tee)
    Tee (Equal Tee, Reducing Tee)

    Adjusts the size of the main and branch lines to split or combine flow at 90° intersections.

  • A reducer (eccentric or concentric)
    A reducer (eccentric or concentric)

    joins pipes with varying diameters while preserving flow offset or alignment.

  • stub end
    stub end

    In non-permanent piping configurations, the stub end (long or short) connects to lap joint flanges for disassembly.

  • Return Bends (180° bend)
    Return Bends (180° bend)

    Redirects flow by 180 degrees, allowing the pipeline to reverse direction.

  • Cross (Equal Cross, Reducing Cross)
    Cross (Equal Cross, Reducing Cross)

    Provides multidirectional flow by joining four pipes at right angles.

  • pipe cap
    pipe cap

    To stop flow or pressure, an end cap also known as a pipe cap, seals the pipe's open end.

  • Bend (3D, 5D, Custom Radius)
    Bend (3D, 5D, Custom Radius)

    This tool uses predefined or custom radii to gradually change the direction of pipelines.

  • nipples
    nipples

    Short pipe segments called "nipples" (also known as "barrel" or "swage") are used to join two fittings or pipes.

  • Collar / Coupling
    Collar / Coupling

    Links two pipe sections in a straight run with a secure and leak-free joint.

Contact Midland Alloys Inc. for Your Monel Buttweld Fittings Needs
Contact us today to discuss how Monel Alloy Buttweld Fittings can benefit your application. Whether you need guidance in selecting the right pipes or have specific requirements, our team of experts is here to help you find the optimal solution.

Technical Details & Delivery Condition

 
Grade C Mn Si S Cu Fe Ni
Monel 400 0.30 max 2.00 max 0.50 max 0.024 max 28.00 – 34.00 2.50 max 63.00 min
Monel K500 0.25 max 1.5 max 0.5 max 0.010 max 27.00 – 33.00 0.5 – 2 63.00 min
These fittings provide a balanced blend of ductility, strength and thermal stability, which meets the requirements for different temperature, and pressure conditions.
Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Monel 400 8.8 g/cm3 1350 °C (2460 °F) Psi – 80,000 , MPa – 550 Psi – 35,000 , MPa – 240 40 %
Monel K500 8.44 g/cm3 1350 °C (2460 °F) Psi – 160000 , MPa – 1100 Psi – 115000 , MPa – 790 20 %
STANDARD WERKSTOFF NR. UNS JIS BS GOST AFNOR EN
Monel 400 2.4360 N04400 NW 4400 NA 13 МНЖМц 28-2,5-1,5 NU-30M NiCu30Fe
Monel K500 2.4375 N05500

Monel Alloy Buttweld Fittings Grades We Offer

Manufacturing Process of Monel Buttweld Fitting

The manufacturing process of Monel  buttweld fittings begins with the selection of the raw material for Monel 400 alloy. The alloy is cut into required sizes and then shaped through hot or cold forming, depending on the design. In many cases, solution annealing is carried out to restore corrosion resistance and uniform structure. The fittings are surface finished to provide smooth edges and correct measurements.  Before being tested with mechanical and non-destructive testing, each piece is thoroughly inspected for defects. Final products are supplied in compliance with international standards.

Raw Material

Pipe

arrow
Cutting

Cutting

arrow
Sizing

Forming

arrow
Heat Treatment

Sizing

arrow
Pickling

Heat Treatment

arrow
Pickling

Pickling

arrow
Beveling

Beveling

arrow
Polishing

Polishing

arrow
Sand Blasting

Sand Blasting

arrow
Inspection

Elbow

arrow
Inspection

Inspection

arrow
Analytic

Analytic

arrow
Marking

Marking

arrow
Packing & Shipping

Packing & Shipping

Applications of DIN 2.4360 Monel Buttweld Pipe Fittings

DIN 2.4360  Monel Buttweld Pipe Fittings are widely utilized in numerous sectors due to its strength and corrosion resistance. In the oil and gas industry, they handle sour gas, high-pressure flow lines, and offshore piping. In chemical processing, these fittings are ideal for handling corrosive acids, alkalis, and solvents in reactors and pipelines. Power generation facilities use them in heat exchangers, boilers, and condensers. The marine industry relies on them for seawater piping, ballast systems, and underwater applications. In food processing, their non-reactive nature makes them suitable for handling saltwater, cleaning solutions, and steam lines without contaminating products.

Why choose Midland alloy for Monel Buttweld Fittings

We take pride in delivering top-quality Monel Alloy B366 Fittings that meet global standards. We offer ASTM B366 Monel Pipe Fittings in customized lengths, finishes, and coil forms to meet your precise requirements as an ISO 9001 certified manufacturer. Our global export network ensures fast and timely delivery, backed by full material traceability and strict in-house testing. We also offer third-party inspections on request. With 24/7 customer support we are your reliable source for precision-engineered Monel buttweld fittings.

FAQs –Monel Alloy Buttweld Fittings

Monel buttweld fittings frequently have pressure ratings comparable to normal seamless pipes, which vary according to wall thickness and size.

 Yes, Monel (especially UNS N04400) offers excellent resistance to hydrogen sulfide and chloride stress corrosion, making it a preferred choice in sour gas environments.

We offer a full range from ½” to 24” (or larger on request) in various schedules including SCH 10, 40, 80, and XXS. Custom sizes can be manufactured as per project requirements.

Monel 400 (UNS N04400) is nonmagnetic even at low temperatures, making it ideal for sensitive electronic and marine applications.

Quick Quote Request

Our experts will get back within 24 hrs.