Solitaire Fittings is one of the trusted Monel Fittings Suppliers in the industry, offering high-quality products for various industries around the world. Our Monel Fittings are designed to deliver outstanding performance, even in the toughest environments. Whether you need Monel Forged Fittings, Monel Threaded Pipe Fittings, Monel Welded Fittings, or Monel Tube Fittings, we have the perfect solution for you.
Monel is a special alloy made mostly of nickel and copper. It is known for its excellent strength, resistance to corrosion, and ability to withstand extreme temperatures. This makes Monel Fittings a top choice for industries like marine, oil and gas, chemical processing, and power generation.
What Are Monel Fittings?
Monel fittings are parts that connect different sections of pipe or tubing in a system. They help control the flow of liquids or gases and are built to handle tough conditions. Thanks to the special properties of Monel, these fittings last longer and perform better than regular steel fittings.
At Solitaire Fittings, we manufacture and supply a full range of Monel pipe fittings, including Monel Elbow Fittings, Monel Compression Fittings, and much more. Our fittings meet international quality standards and are available in different sizes, grades, and pressure ratings.
Types of Monel Fittings We Offer
We offer a wide variety of Monel fittings to meet your project needs:
➤ Monel Forged Fittings
Monel Forged Fittings are made by heating and shaping the metal under high pressure. This makes them stronger and more reliable. They are ideal for high-pressure systems and critical applications. You can find them in different types like elbows, tees, reducers, and couplings.
Features of Monel Forged Fittings:- High mechanical strength
- Superior resistance to corrosion and acids
- Long service life
- Suitable for high-temperature operations
➤ Monel Threaded Pipe Fittings
Monel Threaded Pipe Fittings are used where welding is not possible or safe. These fittings come with threads on the inside or outside, allowing them to be screwed into place. They are easy to install, remove, and replace.
Applications of Monel Threaded Pipe Fittings:- Plumbing systems
- Chemical plants
- Marine industries
- Oil refineries
➤ Monel Welded Fittings
Monel Welded Fittings are fabricated by welding pieces of Monel metal together. They provide a permanent and leak-proof connection. These fittings are perfect for systems that require strong, corrosion-resistant joints.
Applications of Monel Welded Fittings:- High durability
- Excellent corrosion resistance
- Smooth inner surface for better flow
- Perfect for high-pressure and high-temperature systems
➤ Monel Elbow Fittings
Monel Elbow Fittings are used to change the direction of the piping system. They are available in 45-degree and 90-degree angles. These elbows are highly durable and can handle fluids under pressure without leaking.
Key Benefits of Monel Elbow Fittings:- Strong and flexible
- Resists corrosion in salty and acidic environments
- Easy to install
- Long lifespan even in harsh conditions
➤ Monel Tube Fittings
Monel Tube Fittings are used to connect, control, and direct the flow of tubing systems. They are especially important in industries where leakage cannot be tolerated, such as chemical and pharmaceutical plants.
Features of Monel Tube Fittings:- Leak-proof connections
- Resistance to oxidation and acids
- Strong grip on tubes
- Can handle high pressure and temperature
➤ Monel Compression Fittings
Monel Compression Fittings are used to create strong seals in tubing systems without welding. They work by compressing a ferrule onto the tubing, making a tight and secure connection.
Uses of Monel Compression Fittings:- Gas pipelines
- Hydraulic systems
- Instrumentation systems
- Chemical processing units
Applications of Monel Fittings
Monel Fittings are used in a wide range of industries, including:
- Marine Engineering: Perfect for shipbuilding and offshore structures because Monel resists seawater corrosion.
- Chemical Processing: Can handle acidic and alkaline chemicals without degrading.
- Oil and Gas Industry: Excellent choice for pipelines and processing plants exposed to extreme conditions.
- Power Plants: Used in cooling systems and heat exchangers.
- Aerospace: Monel’s high strength-to-weight ratio makes it suitable for aircraft components.
Wherever you need reliable fittings that last long and perform under pressure, Solitaire Fittings’ Monel Fittings are the answer.
Grades of Monel We Offer
We supply Monel fittings in various grades to suit your requirements:
- Monel 400: Known for its excellent strength and resistance to seawater and steam.
- Monel K500: Offers even greater strength due to the addition of aluminum and titanium, along with excellent corrosion resistance.
Both grades are available in forged, welded, threaded, and compression types.
Why Choose Solitaire Fittings for Monel Fittings?
At Solitaire Fittings, we are committed to delivering only the best Monel Fittings to our customers. Here’s why industries trust us:
- Top-Grade Material: We use only certified Monel alloys to make our fittings.
- Precision Engineering: Our fittings are made to exact measurements for perfect fit and easy installation.
- Strict Quality Control: Every fitting undergoes rigorous testing to ensure strength, durability, and corrosion resistance.
- Fast Delivery: We maintain large inventories so that your orders are delivered on time.
- Custom Solutions: Need special sizes or specifications? We offer custom manufacturing to meet your unique needs.
- Competitive Prices: High quality doesn’t mean high prices. We offer the best products at the best value.
Monel Fittings – Schedule and Size Chart
| Nominal Pipe Size (NPS) | Outside Diameter (OD) (inches) | Schedule 40 (STD) Thickness (inches) | Schedule 80 (XS) Thickness (inches) |
|---|---|---|---|
| 1/2" | 0.84" | 0.109" | 0.147" |
| 3/4" | 1.05" | 0.113" | 0.154" |
| 1" | 1.315" | 0.133" | 0.179" |
| 1 1/2" | 1.90" | 0.145" | 0.200" |
| 2" | 2.375" | 0.154" | 0.218" |
| 3" | 3.5" | 0.216" | 0.300" |
| 4" | 4.5" | 0.237" | 0.337" |
| 6" | 6.625" | 0.280" | 0.432" |
Monel Fittings – Specifications Chart
| Standard | Specifications |
|---|---|
| ASTM | ASTM B366 (Wrought Monel Fittings) |
| ASME | ASME SB366 |
| Material Grades | Monel 400, Monel K500 |
| Sizes | 1/2” to 24” (Seamless up to 8” NB, Welded from 8” to 24” NB) |
| Thickness | SCH 10s, SCH 40s, SCH 80s, SCH 160s, XXS |
| Types | Forged Fittings, Threaded Pipe Fittings, Welded Fittings, Tube Fittings, Compression Fittings, Elbow Fittings |
Monel Fittings – Mechanical Properties Chart
| Property | Monel 400 | Monel K500 |
|---|---|---|
| Tensile Strength (MPa) | 550 MPa min | 965 MPa min |
| Yield Strength (0.2% Offset) (MPa) | 170 MPa min | 690 MPa min |
| Elongation (%) | 30% min | 20% min |
| Hardness (Rockwell B) | 65 HRB max | 22 HRC max |
Monel Fittings – Chemical Composition Chart
| Element | Monel 400 (% by weight) | Monel K500 (% by weight) |
|---|---|---|
| Nickel (Ni) | ≥ 63% | ≥ 63% |
| Copper (Cu) | 28–34% | 27–33% |
| Iron (Fe) | ≤ 2.5% | ≤ 2.0% |
| Manganese (Mn) | ≤ 2.0% | ≤ 1.5% |
| Carbon (C) | ≤ 0.30% | ≤ 0.25% |
| Silicon (Si) | ≤ 0.5% | ≤ 0.5% |
| Aluminum (Al) | — | 2.3–3.15% |
| Titanium (Ti) | — | 0.35–0.85% |
Monel Fittings – Physical Properties Chart
| Property | Monel 400 | Monel K500 | Density | 8.80 g/cm³ | 8.44 g/cm³ |
|---|---|---|
| Melting Point | 1300°C – 1350°C (2370°F – 2460°F) | 1315°C (2400°F) |
| Electrical Conductivity | ~34% IACS | ~17% IACS |
| Thermal Conductivity | 21.8 W/m·K at 25°C | 17.5 W/m·K at 25°C |
| Specific Heat | 427 J/kg·K | 419 J/kg·K |
| Modulus of Elasticity | 179 GPa | 207 GPa |
Solitaire Fittings – Your Trusted Monel Fittings Supplier
Looking for the best Monel Fittings Suppliers? Trust Solitaire Fittings for quality, performance, and service. We are ready to meet your needs for Monel Forged Fittings, Monel Threaded Pipe Fittings, Monel Welded Fittings, Monel Elbow Fittings, Monel Tube Fittings, and Monel Compression Fittings — all in one place!
Request Your Monel Fittings Quote Today!

