Modern industries demand the use of advanced materials to meet specific requirements of durability and longevity. One such material that has recently gained popularity is the ERCUNI-10 (90/10) spooled wire and bare filler metal rod. This material has been applied mainly in marine industries, where resistance to seawater corrosion is crucial. In this blog post, we will explore what ERCUNI-10 (90/10) is, its composition, mechanical and physical properties, its uses, and its corrosion resistance.
What is ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod?
ERCUNI-10 (90/10) is a spooled wire and bare filler metal rod. It offers superior tensile strength, excellent electrical conductivity, weldability characteristics and good magnetism properties. Additionally, its resistance to wear means that this alloy is often used in applications requiring tight tolerances and high-precision welding performance. With an easy uncoiling process yet reliable dimensional stability after welding, ERCUNI-10 (90/10) spooled wire & bare filler metal rods are becoming more popular in the aerospace industry.
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Composition
ERCUNI-10 (90/10) is a copper-nickel alloy that contains 10% nickel and 90% copper. Some variations may add iron, manganese, and other elements for specific purposes. The combination of copper and nickel makes this alloy resistant to seawater.
| % (deposited weld metal) | |
| Copper* | Balance |
| Aluminum | 6.50 – 9.0 |
| Iron | 0.50 – 5.0 |
| Silicon | 1.5 max. |
| Others | 0.50 max. |
| * including silver |
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Mechanical Properties
ERCUNI-10 (90/10) spooled wire and bare filler metal rod have excellent mechanical properties. It has high tensile strength, making it ideal for use in high-pressure piping systems and valves. It also has good elongation properties and can withstand cold-forming applications.
| (Nominal all-weld metal values) | |
| Tensile Strength ksi | 77 (531 MPa) |
| Yield Strength ksi | 35 (241 MPa) |
| Elongation % in 2″ (51 mm) | 27 |
| Reduction of Area % BHN (3000kg.) | 27 |
| 1/4″ (6.4 mm) deposit | 119 |
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Physical Properties
The physical properties of ERCUNI-10 (90/10) welding electrode are equally impressive. It has a high thermal conductivity level and is very ductile, making it easy to form shapes. This alloy is also highly resistant to hydrogen embrittlement, making it suitable for use in marine environments.
AMPCO-TRODE ERCUNI-10(90/10) MIG & TIG Filler Wire & Rods Trade Names
| Class | AMPCO-TRODE |
| ERCUNI-10(90/10) | AMPCO-TRODE 522 |
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Uses
ERCUNI-10 (90/10) wire are used in different industries. The high resistance to corrosion makes it highly desirable for marine industries, where it is used in shipbuilding, marine piping systems, and desalination plants. This alloy is also used in heat exchangers and electrical connectors due to its high electrical conductivity.
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Corrosion Resistance
ERCUNI-10 (90/10) filler wire have excellent seawater corrosion resistance properties, making them the preferred choice for marine environments. Due to its higher nickel content, the alloy can resist crevice corrosion, stress corrosion cracking, and pitting corrosion.
ERCUNI-10 (90/10) Spooled Wire & Bare Filler Metal Rod Heat Treatment
ERCUNI-10 (90/10) spooled wire and bare filler metal rod resist thermal stresses, so it does not require heat treatment. However, it can be annealed to achieve softening and stress relief.
Conclusion
In conclusion, ERCUNI-10 (90/10) spooled wire and bare filler metal rods are copper-nickel alloys that have found their application mainly in marine industries. The alloy’s composition, mechanical and physical properties, resistance to corrosion and heat treatment make it ideal for use in different applications. Before using it in any application, it is important to understand the properties of ERCUNI-10 (90/10) spooled wire and bare filler metal rod. Its high corrosion resistance makes it an attractive alternative to stainless steel and other more expensive alloys.
Meet Heer, a dynamic and driven writer learning tricks of her trade in the metal industry. With a background in Digital Marketing, Heer brings a unique perspective to her writing, sharing valuable insights. Apart from blogging she like reading and hiking.
