Smith Fittings, located in Canberra, Australia, stands out as a top manufacturer and supplier of premium Monel 400 Pipe Fittings. Renowned for their precision, durability, and remarkable resistance to corrosion, the company crafts fittings that are built to perform reliably in tough industrial settings. The Monel 400 Pipe Fittings from Smith Fittings are designed to resist pitting, stress corrosion, and oxidation, making them ideal for both marine and chemical applications, ensuring they last long and operate without leaks. Catering to sectors like chemical processing, petrochemical, marine, and power generation, Smith Fittings promises products that adhere to international standards, delivering high-performance piping solutions for critical applications that demand strength, reliability, and longevity.
| Specification Properties: | Monel 400 Pipe Fittings |
| Cmmonly Used Fittings Types | End Cap, Stub End, Bend, Tee, Reducer, Cross, Adapter, 4 Wye, Elbow |
| Flange Connection Type | Clamp End / End Bell/ Threaded/ Weld |
| Thickness Tolerance: | Schedule 20S To Schedule XXS |
| Length: | Normal Pipe Size (1⁄₂”) to Normal Pipe Size (48”) |
| Manufacturer Of Fittings Dimension Types: | ANSI B16.28, MSS-SP-43 Type A, JIS B2312, ANSI B16.9, MSS-SP-43 Type B, JIS B2313 |
| Standard Chart : | JIS, NPT, ISO, DIN, EN |
| Pressure Rating Chart : | 150# To 2500#. |
| Materials List: | Bronze, Copper, Iron (Ductile/Cast), Carbon Steel, Inconel, Monel, Hastalloy, Alloy Steel, Brass, Titanium, Chrome-molybdenum, Cupro-Nickel 90/10 & 70/30, Nickel, Nickel Alloys, Tantalum, Stainless Steel. |
These Monel 400 Pipe Fittings are primarily made up of nickel (63–70%) and copper (28–34%), along with trace amounts of iron, manganese, and carbon, which together provide exceptional corrosion resistance in acidic and saline environments. They boast impressive mechanical properties, including high tensile and yield strength, toughness, and stability under thermal and mechanical stress. The alloy’s strong microstructure guarantees durability and dimensional stability, making these fittings perfect for high-pressure, high-temperature, and chemically aggressive conditions where long-term reliability is a must.
| Grade | C | Mn | Si | Cu | S | Ti | Ni | Al | Fe |
| Monel 400 | 0.3 max | 2.0 max | 0.5 max | 28.0 – 34.0 | 0.02 max | – | 63.0 min | 0.50 max | 1.0 – 2.5 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Monel 400 | 8.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 35000 , MPa – 240 | 40 % |
Smith Fittings is a leading supplier of Monel 400 pipe fittings in Canberra, Australia. We offer an extensive range of Monel 400 fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| 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 400 pipe fittings from Smith Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
| NPS (Normal Pipe Size) | O.D. (Outside Daimeter) | Elbow 90 Deg | Elbow 45 Deg | Return Elbow 180 Deg | ||||
|---|---|---|---|---|---|---|---|---|
| (inch) | Long Radius Elbow | Short Radius | Long Radius Elbow | Long Radius Elbow | ||||
| (millimeter/ MM) | (inch./ Inches) | Center to Face (Inches) | Center to Face (Inches) | Center to Face (Inches) | Radius (Inches) | Center to Center (Inches) | Back to face (Inches) | |
| 1/2 | 21.3 | 0.840 | 1 1/2 | – | 5/8 | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 1 1/8 | – | 7/16 | 2 1/4 | 1 11/16 | |
| 1 | 33.4 | 1.315 | 1 1/2 | 1 | 7/8 | 3 | 2 3/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 7/8 | 1 1/4 | 1 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 2 1/4 | 1 1/2 | 1 1/8 | 3 | 4 1/2 | 3 1/4 |
| 2 | 60.3 | 2.375 | 3 | 2 | 1 3/8 | 4 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 3 3/4 | 2 1/2 | 1 3/4 | 5 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 4 1/2 | 3 | 2 | 6 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 5 1/4 | 3 1/2 | 2 1/4 | 7 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 6 | 4 | 2 1/2 | 8 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 7 1/2 | 5 | 3 1/8 | 10 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 9 | 6 | 3 3/4 | 12 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 12 | 8 | 5 | 12 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 15 | 10 | 6 1/4 | 15 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 18 | 12 | 7 1/2 | 18 | 36 | 24 3/8 |
Monel 400 pipe fittings offer exceptional corrosion resistance, particularly in seawater and acidic environments, making them ideal for marine and chemical processing applications. These fittings exhibit high strength and durability, ensuring long-lasting performance even in harsh conditions. Monel 400 is resistant to stress corrosion, cracking, pitting, and crevice corrosion. It also has excellent weldability and machinability, allowing for ease of fabrication. Additionally, Monel 400 maintains its strength and structural integrity at high temperatures, making it a reliable choice for industries requiring corrosion resistance and high-performance capabilities.
| O.D. or I.D. Diameter | Equivalent Decimal | Nominal Diameter | Typical Threads In Inch |
| 5/16 | 0.313 | 1/16 | 27 |
| 13/32 | 0.405 | 1/8 | 27 |
| 35/64 | 0.540 | 1/4 | 18 |
| 43/64 | 0.675 | 3/8 | 18 |
| 27/32 | 0.840 | 1/2 | 14 |
| 1-3/64 | 1.050 | 3/4 | 14 |
| 1-5/16 | 1.315 | 1 | 11-1/2 |
| 1-21/32 | 1.660 | 1-1/4 | 11-1/2 |
| 1-29/32 | 1.900 | 1-1/2 | 11-1/2 |
| 2-3/8 | 2.375 | 2 | 11-1/2 |
| 2-7/8 | 2.875 | 2-1/2 | 8 |
| 3-1/2 | 3.500 | 3 | 8 |
| 4 | 4.000 | 3-1/2 | 8 |
| 4-1/2 | 4.500 | 4 | 8 |
Yes, custom sizes for Monel 400 pipe fittings are available at Smith Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@smithfittings.com.
Monel 400 Pipe Fittings find their place in industries that require corrosion resistance, high strength, and durability. You’ll commonly see them in chemical and petrochemical plants, seawater piping, marine and offshore systems, heat exchangers, and desalination plants. These fittings are expertly designed to connect, redirect, or control fluid flow in piping systems that face corrosive media, high pressure, and temperature fluctuations. With Smith Fittings’ Monel 400 Pipe Fittings, you can expect leak-proof performance, structural integrity, and a long service life, making them vital for industrial applications where safety and reliability are paramount.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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