Home > Nickel Alloys > AWS Class ERNiCu-7 MIG and TIG Filler Welding Wire and Rod
If you’re looking for reliable welding solutions, Themba Nickel Alloys in Cape Town, Cape Town, has got you covered. They’re a well-respected manufacturer and supplier, known for their top-notch welding consumables. One of their standout products is the AWS Class ERNiCu-7 MIG and TIG filler welding wire and rod, which excels in joining copper-nickel alloys. These filler metals are crafted with precision and built to last, offering fantastic corrosion resistance and mechanical strength—perfect for tough marine, chemical, and industrial settings. Themba Nickel Alloys is dedicated to providing dependable welding solutions, complete with expert technical support to ensure that fabricators and repair specialists achieve the best results across various industries.
The AWS Class ERNiCu-7 filler wire and rod are primarily made of copper, with about 30% nickel and small amounts of manganese and iron, tailored to match the composition of copper-nickel alloys. This combination gives it impressive corrosion resistance, particularly in seawater. On the mechanical side, it boasts a tensile strength of around 480 MPa, along with good ductility and toughness. Known for its excellent weldability with MIG and TIG processes, this filler metal creates strong, ductile welds that resist cracking and hold up well under cyclic stress and corrosive conditions.
| Classification | AWS A5.14, ERNiCu-7 |
| Form | MIG spools, TIG cut lengths, Reels and Coils |
| Type Of Welding | Inert Gas Welding |
| Standard TIG straight lengths are available | 36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request. |
| AWS ERNiCu-7 MIG & TIG Filler Metal Application & uses |
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| C | Mn | Fe | P | S | Si | Cu | Ni | Al | Ti | Other |
| 0.15 | 4.0 | 2.5 | 0.02 | 0.015 | 1.25 | Rem | 62.0-69.0 | 1.25 | 1.5-3.00 | 0.50 |
| AWS Class: ERNiCu-7 | Certification: AWS A5.14/A5.14M:2009 |
| Alloy: ERNiCu-7 | ASME SFA A5.14 |
At Themban Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of AWS Class ERNiCu-7 MIG and TIG Filler Welding Wire and Rod in Cape Town , South Africa, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Cape Town, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
You’ll find AWS Class ERNiCu-7 MIG and TIG filler wire and rod widely used in challenging environments for welding copper-nickel alloys. Their exceptional corrosion resistance makes them a go-to choice in marine engineering, including shipbuilding, desalination plants, and offshore platforms. They’re also heavily utilized in chemical processing equipment and heat exchangers, where resistance to seawater and acidic conditions is crucial. Plus, they find applications in the aerospace and automotive industries for specialized needs that require robust, corrosion-resistant welds. These filler metals are great for joining dissimilar metals and are often preferred for repair and maintenance tasks due to their reliable performance in harsh operating conditions.
