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CWI Alloys for Corrosion Resistance

As a company that manufactures wire for numerous industries, having a range of alloys that are specifically catered to prevent corrosion is crucial to ensure our customers can find exactly what they need. First, it’s important to understand why metals can corrode.  

Metals can corrode for numerous reasons, especially in harsh conditions. Examples of typical metal corrosions include metal reacting with a substance like oxygen or hydrogen, or a metal being placed under too much stress causing the material to crack.  

At CWI we have the corrosion resistant metal alloys you need to ensure long-lasting performance even in the harshest of conditions. Our research and years of manufacturing experience promise materials that can withstand corrosive environments.  

Today’s Challenges

Rust

As industries around the world push for higher and higher levels of performance in their materials, metallurgists continue to develop new and exciting alloys to meet today’s challenges. Regardless of the environment, strain, or temperature that today’s specialty metals need to operate in, there are choices available to engineer a range of solutions in a variety of applications.  

Combining the global resources of the Central Wire Group of Companies, with our Metallurgical knowledge and manufacturing experience, we can provide the highest quality solutions, including the right alloy for your application every time.  

Main Industries

Oil and Gas Pumping Unit
Minería

Many industries that we serve provide harsh conditions that lead to corrosion risks. Toxic environments, extreme weather, damp settings and more can lead to materials corroding, and eventually damage or malfunction.  

The industries we serve that present these challenges include: 

  • Petróleo y gas 
  • Marina 
  • Nuclear 
  • Petroquímico 
  • Minería 
  • Agricultura 
  • Construcción 
  • …and more! 

Our Corrosion Resistant Metals

Corrosion resistance in a stainless steel or nickel alloy can provide superior performance and extend the working life of a product. Here come are suggested alloys for harsh environments, along with their chemical compositions. 

Acero inoxidable

904L 

El acero inoxidable 904L de la serie CWI de alta resistencia es un acero inoxidable austenítico de baja aleación y alto contenido de carbono diseñado para una resistencia a la corrosión de moderada a alta en una amplia gama de entornos de proceso.  

UNS N08904 – Cr: 19.0%-23.0%, Mo: 4.0-5.0%, Ni: 23.0-28.0%, CU: 1.0-2.0% 

Nickel Based

Monel® 400 

CWI Nickel Specialty Series Monel 400 es una aleación de níquel-cobre con resistencia superior a la corrosión en una amplia variedad de medios.  

UNS N04400 – Ni: 63.0-70.0% and Cu: 28.0-34.0% with full chemistry to ASTM B164 

Monel® K500 

CWI Nickel Specialty Series Monel K500 es una aleación de níquel-cobre endurecible por precipitación que combina la resistencia a la corrosión superior de la aleación 400 con una mayor resistencia y dureza.  

UNS N05500 – Al: 2.3-3.15%, Ni: 63.0-70.0%, Ti: 0.35-0.85% and Cu: 27.0-33.0% with full chemistry to ASTM B865 

Inconel® 625 

CWI Nickel Specialty Series Inconel 625 es una aleación a base de níquel utilizada por su alta resistencia así como por su excelente resistencia a la corrosión.  

UNS N06625 – Cr: 20.0-23.0%, Mo: 8.0-1.0% Ni: 58.0% min and Cb: 3.15-4.15% 

Inconel® 825 

CWI Nickel Specialty Series Inconel 825 is an austenitic nickel-iron-chromium alloy with addition of molybdenum and copper. It has excellent resistance to both reducing and oxidizing environments. UNS N08825 – Cr: 19.5-23.5%, Cu: 1.5-3.0%, Mo: 2.5-3.5%, Ni: 38.0-46.0% and Fe: Balance with full chemistry to ASTM B425 

X750 

CWI Specialty Series Alloy X750 es una aleación de níquel-cromo endurecible por precipitación que se utiliza por su resistencia a la corrosión y oxidación a temperaturas de hasta 1300 °F (704 °C).  

UNS N07750 – Al: 0.40-1.0%, Cb: 0.70-1.20%, Cr: 14.0-17.0%, Fe: 5.0-9.0%, Ni: 70% min and Ti: 2.25-2.75% with full chemistry to AMS 5698 

C276 

CWI Nickel Prime Series C276 es una aleación de níquel-molibdeno-cromo reforzada con una solución sólida con una pequeña cantidad de tungsteno, que exhibe una excelente resistencia a la corrosión en una amplia gama de entornos agresivos.  

UNS N10276 – Cr: 14.5-16.5%, Fe: 4.0-7.0, Mo: 15.0-17.0% and balance Nickel, per ASTM B574  

MP35N® 

CWI Nickel Prime Series MP35N®* is a multi-phase, nickel-cobalt based alloy that has a unique combination of ultrahigh tensile strength, good toughness and excellent corrosion resistance.  

UNS R30035 – Cr: 19.0-21.0%, Mo: 9.0-10.5%, Ni: 33.0-37.0% and Co: Balance per AMS 5844 

Aleación 20 (20Cb3)  

CWI Nickel Prime Series 20 (20Cb3) es una aleación austenítica a base de hierro con excelente resistencia a la corrosión en varios entornos diferentes. También ofrece una excelente resistencia al ácido sulfúrico caliente.  

UNS N08020 – Cr: 19.0-21.0%, Cu: 3.0-4.0%, Mo: 2.0-3.0%, Ni: 32.0-38.0% and Cb: 8xC – 1.0% with full chemistry to ASTM B471, B473 and B475 

The above alloys exhibit excellent corrosion resistance in a range of environments and should be considered for your next challenging application. For more information on which alloys are right for your next project, don’t hesitate to reach out to our talented sales team at [email protected].  

Contáctenos

Our team of experts is here to help choose the right material for your project every time. We aren’t just manufacturers, we’re industry experts who are here to make putting your project into action easy. Visit our website aquí for full alloy lists and breakdowns, as well as helpful data sheets and more! 

If you’re ready to invest in corrosion resistant materials to tackle your next project, Request a Quote with us today! 

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