Special Alloys
Your Professional Special Alloys Supplier
Our goal is to become your true partner in the field of calcicum silicon in China. Henan Tieyao Trading Co., Ltd. is a premier manufacturer specializing in high-quality ferroalloys. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
Our services:
In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.
Production market
Our products are well-known in the industry and exported to many countries such as Japan, South Korea, India, Russia, Germany, Turkey, Morocco, South Africa, etc.
Reliable supply and customization
We provide customized solutions with customizable specifications and sizes to meet unique customer requirements.
Our certification
We are ISO 9001:2015 and ISO 14001:2015 certified, ensuring that our products meet the highest standards of quality management and environmental responsibility.
Types of Special Alloys
The special alloys produced by our company mainly include the following types:
N04400 Monel
Monel N04400 (Monel 400) is a versatile alloy that combines high strength with excellent corrosion resistance, making it suitable for various demanding applications across marine, chemical, oil and gas, and aerospace industries. Its ability to withstand harsh environments ensures its continued use in critical components.
C706 Copper Nickel
C706, also known as Copper Nickel 90/10 or UNS C70600, is a copper-nickel alloy primarily composed of 90% copper and 10% nickel. This alloy is widely recognized for its excellent corrosion resistance, particularly in marine environments, and is commonly used in various applications.If you have any questions or needs, please feel free to contact me.
1.N04400 Monel
N04400 monel have many advantages, including:
●Long-term cost savings: Due to its excellent corrosion resistance, monel 400 components tend to last longer, reducing maintenance and replacement costs.
●Versatility: The alloy’ s ductility and machinability allow it to be used in a wide range of applications and configurations.
●Safety and reliability: Monel 400’ s resistance to corrosion and high temperatures ensures the safety and reliability of components in critical applications.
●Environmental sustainability: The alloy’ s recyclability and durability contribute to environmental sustainability by reducing the need for new materials and reducing waste.
2.C706 Copper Nickel
C706 copper nickel have many advantages, including:
●Exceptional corrosion resistance: Its resistance to seawater and biofouling makes it ideal for marine environments.
●High strength and durability: It can maintain its mechanical properties under harsh conditions.
●Excellent thermal conductivity: It efficiently transfers heat, so it's perfect for heat exchangers and cooling systems.
●Workability: The alloy is easy to fabricate, weld, and form, making it a “go-to” choice for many.

Application of Special Alloys
N04400 Monel
N04400 monel can be used for a variety of purposes, including:
●Marine field: Used to manufacture ship propellers, shaft systems, seawater desalination equipment, etc., as well as seawater exchangers and evaporators.
●Chemical industry: Can be used to make heat exchangers, reactors, pipelines, etc. In chemical equipment, as well as equipment in oil refineries and alkali plants.
●Aerospace: Also used in key parts such as nuclear reactor cooling systems and nuclear waste treatment devices.
C706 Copper Nickel
C706 copper nickel can be used for a variety of purposes, including:
●Marine valves: Used in shipbuilding and offshore platforms, c706 valves resist seawater corrosion, ensuring durability and reliability in marine environments.
●Desalination plants: Employed in valves and fittings for seawater intake and discharge systems, where corrosion resistance is critical.
●Piping systems: Commonly used for valves and fittings in various piping systems that transport seawater, brine, or other corrosive fluids.
Specification of N04400 monel
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Product name |
N04400 monel |
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Standard |
GB,AISI,ASTM,DIN,EN,SUS,UNS etc |
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Technique |
Cold Rolled Hot Rolled |

Properties of A706 Copper Nickel
Corrosion resistance
The alloy's high resistance to seawater and brine makes it ideal for marine applications.
Strength and durability
It offers good mechanical strength and retains its properties even at high temperatures.
Thermal conductivity
A706 copper nickel has excellent thermal conductivity, beneficial for heat exchangers and condensers.
Workability
The alloy is easy to fabricate, weld, and form, enhancing its versatility in manufacturing.
Biofouling resistance
It resists the growth of marine organisms, reducing maintenance in marine environments.
Casting and Forming Methods for A706 Copper Nickel
Hot rolling
The cast alloy is hot rolled to reduce thickness and improve mechanical properties.
Cold rolling
Further rolling at lower temperatures enhances the alloy's strength and surface finish.
Forming
The alloy can be formed into various shapes through processes such as extrusion, drawing, and forging, depending on the desired application.
Packing and Shipping of Special Alloys
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Packing |
Jumbo bags or as per customer requirements |
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Shipping |
Shipped by road, sea, rail |

















