Monel Alloy Supplier and Manufacturer From China
Monel Alloy is a high-performance alloy composed of nickel and copper, known for its excellent corrosion resistance and durability, suitable for harsh environments such as marine, chemical and petroleum industries. As a professional Monel alloy supplier, Huaxiao Metal provides you with a variety of Monel alloy products to meet your different needs. Contact us now to get more information on Monel alloy products.

Monel Alloy For Sale
Grades: Monel400 Monel 405 Monel K500 Monel401 Monel404, etc.
Sizes: Custom sizes available
Shapes: Sheet/Plate/Bar/Tube/Strip/Coil/Wire, etc.
Standard: ASTM B127/ASTM B164/ASTM B165 /ASME SB-127/UNS N04400, etc.
As one of the well-known alloy suppliers and manufacturers in China, we are committed to providing customers with the highest quality Monel alloy products and the most competitive prices and have sufficient inventory supply to meet customers’ large-volume order needs.
Monel 400 / K500 Alloy Material Supplier | Huaxiao Metal
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Monel Alloy Data Sheet - Huaxiao Metal Manufacturers
Chemical Composition Comparison (%)
Element | Monel 400 | Monel K-500 | Monel 401 | Monel 404 | Monel R-405 |
---|---|---|---|---|---|
Ni | 63–70% | 63–70% | 52–54% | 66–69% | 63–70% |
Cu | 28–34% | 27–33% | 45–47% | 30–34% | 28–34% |
Fe | ≤ 2.5% | ≤ 2.0% | ≤ 1.5% | ≤ 0.5% | ≤ 2.5% |
Mn | ≤ 2.0% | ≤ 1.5% | ≤ 0.7% | ≤ 0.6% | ≤ 2.0% |
C | ≤ 0.3% | ≤ 0.25% | ≤ 0.1% | ≤ 0.12% | ≤ 0.3% |
Si | ≤ 0.5% | ≤ 0.5% | ≤ 0.35% | ≤ 0.25% | ≤ 0.5% |
Al | — | 2.3–3.15% | — | — | — |
Ti | — | 0.35–0.85% | — | — | — |
S | ≤ 0.024% | ≤ 0.01% | ≤ 0.02% | ≤ 0.02% | 0.025–0.06% |
Note: Monel R-405 is a sulfur-enhanced version of Monel 400 for improved machinability.
Physical Properties Comparison
Property | Monel 400 | Monel K-500 | Monel 401 | Monel 404 | Monel R-405 |
---|---|---|---|---|---|
Density (g/cm³) | 8.8 | 8.44 | 8.87 | 8.9 | 8.8 |
Melting Point (°C) | 1350–1390 | 1350–1390 | 1288–1350 | 1300–1350 | 1350–1390 |
Thermal Conductivity (W/m·K) | 21.8 | 17.5 | 29.8 | 24.9 | 21.8 |
Electrical Resistivity (µΩ·m) | 0.51 | 0.44 | 0.35 | 0.45 | 0.51 |
Mechanical Properties Comparison
Property | Monel 400 | Monel K-500 | Monel 401 | Monel 404 | Monel R-405 |
---|---|---|---|---|---|
Tensile Strength (MPa) | 550–700 | 965 | 380–480 | 450–600 | 550–700 |
Yield Strength (MPa) | 240–345 | 690 | 100–140 | 180–350 | 240–345 |
Elongation (%) | 20–30 | 15–20 | 30–40 | 20–35 | 20–30 |
Hardness (Rockwell B) | 65–80 | 90–100 | 60–70 | 70–80 | 65–80 |
We maintain a wide range of Monel Alloy stock, including plates, bars, tubes and wire, to enable us to respond quickly to customer needs and support custom specifications and cutting services.
If you have any questions about Monel Alloy products or need further technical support and quotation, please feel free to contact us.
Huaxiao Metal Supplies Monel 400, Monel R405 & Monel K500 Metal Alloys
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Monel Alloy Application - Huaxiao Metal Manufacturers
Shipbuilding: used for hulls and propellers to extend the service life of equipment.
Chemical processing equipment: suitable for manufacturing chemical reaction vessels, pumps and valves.
Oil and gas: used for offshore platforms and drilling equipment.
Nuclear industry: used as corrosion-resistant parts in nuclear reactors.
As a professional Monel Alloy suppliers and manufacturers, we are committed to providing customers with high-quality Monel alloys to meet various industrial needs. Contact us to provide the best solution for your needs.

Product Features of Monel Alloy
High corrosion resistance: especially suitable for corrosive environments such as seawater, acidic and alkaline solutions.
Excellent mechanical properties: excellent performance under both high and low temperature conditions.
Good weldability: suitable for different types of welding processes, easy to process and form.
A variety of specifications are available: from plates, bars to wires and pipes, with complete specifications.
We cooperate with many well-known Monel alloy suppliers and manufacturers in China to ensure product quality and stable supply. We always have a variety of Monel plates, bars, tubes and other specifications in stock to meet the different needs of customers.
How to Choose the Right Monel Alloy?
1️⃣ Monel 400
Best For: General corrosion resistance
Key Features: Excellent resistance to seawater, salt, and acids like hydrofluoric and sulfuric acid.
Applications: Marine parts, chemical processing equipment, heat exchangers.
2️⃣ Monel K-500
Best For: High strength + corrosion resistance
Key Features: Precipitation-hardened alloy with greater hardness and mechanical strength.
Applications: Pump shafts, springs, marine fasteners, oil drilling tools.
3️⃣ Monel R-405
Best For: Automated machining operations
Key Features: Sulfur-enhanced version of Monel 400 with better machinability.
Applications: Valve parts, fasteners, screw machine parts.
4️⃣ Monel 401
Best For: Glass-to-metal seals
Key Features: Controlled expansion and excellent bonding with glass materials.
Applications: Electronic components, vacuum tubes, glass-sealed terminals.
5️⃣ Monel 404
Best For: Electrical conductivity
Key Features: Higher conductivity than Monel 400, with good mechanical performance.
Applications: Electrical connectors, wire leads, vacuum tube components.
📌 Quick Comparison Table
Application | Recommended Grade |
---|---|
Corrosion Resistance | Monel 400 |
High Strength | Monel K-500 |
Machinability | Monel R-405 |
Glass Sealing | Monel 401 |
Electrical Use | Monel 404 |
Still not sure which monel alloy grade suits your project?
Contact Huaxiao Metal now for expert guidance and competitive Monel alloy prices!
FAQ From Huaxiao Metal Supplier
What is Monel Alloy?
Monel is a family of nickel-based alloys composed primarily of nickel (typically 63-70%) and copper (about 20-30%), with smaller amounts of iron, manganese, carbon, and other elements. This combination forms a family of alloys known for their excellent corrosion resistance, especially when exposed to seawater, acids, and certain chemicals.
Is Monel hard to weld?
Yes, Monel can be challenging to weld due to its tendency to work-harden rapidly. Special welding techniques and precautions are needed to avoid cracking and ensure the integrity of the weld. Common methods for welding Monel include gas tungsten arc welding (GTAW/TIG) and gas metal arc welding (GMAW/MIG), with preheating and post-weld heat treatment sometimes necessary for optimal results.
Is Monel better than titanium?
Monel and titanium are both highly corrosion-resistant, but they have different strengths:
- Monel is particularly resistant to seawater and certain chemicals, making it great for marine and chemical processing.
- Titanium is known for its high strength-to-weight ratio and excellent corrosion resistance in more diverse conditions, including oxidizing and high-temperature environments. Choosing between the two depends on factors such as weight considerations, cost, and specific environmental conditions.
Monel vs Titanium Alloy
Is Monel stronger than steel?
Monel alloys, such as Monel K-500, can be stronger than some types of steel, particularly in terms of yield strength and tensile strength. Monel K-500, for example, is precipitation-hardened to achieve higher mechanical strength compared to Monel 400. However, certain high-strength grades of steel may surpass Monel in specific strength-to-weight ratios.
Is Monel the same as Alloy 400?
Yes, Monel 400 is a specific type of Monel alloy. Monel is a family of nickel-copper alloys, and Monel 400 is the most commonly used grade. It offers excellent resistance to corrosion and high strength, which make it suitable for a wide range of applications.
Is Monel better than stainless steel?
Monel is generally considered superior to stainless steel in environments with high levels of corrosive agents, particularly in marine and chemical applications. It resists corrosion from acids, seawater, and harsh chemicals better than most grades of stainless steel. However, stainless steel is often preferred for applications where cost and general corrosion resistance are factors due to its lower price.
Monel Metal vs Stainless Steel
What is the difference between Monel 400 and Monel K500?
Monel K500 has aluminum and titanium added to it, which significantly improves strength and hardness while retaining corrosion resistance, making it suitable for applications with higher strength requirements.
Get Monel Alloy Prices From Huaxiao Supplier
Huaxiao Metal is a professional Monel alloy supplier, supplying high-performance nickel-copper alloy materials such as Monel 400, Monel 405, and Monel K500 for a long time, which have good corrosion resistance, high strength, and easy processing. We provide high-quality alloy plates, bars, tubes, and other forms to customers around the world, with sufficient inventory and support for customized sizes and processing services.
Contact us now to get Monel alloy prices and inventory information!