ERNiCu-7 Nickel-Copper Welding Wire (AWS A5.14)
ERNiCu-7 Nickel-Copper Welding Wire (AWS A5.14) (product code PT-XHA-WLD-00075) is listed under Industrial Products & MRO > Special Alloys > Nickel Alloy Welding Wire and supplied in Singapore by PANDA COLLECTIONS (PANDATEC PTE. LTD.), a B2B procurement partner for businesses. Filler metal for GTAW, GMAW and SAW of nickel-copper Alloy 400 and K-500 and for overlaying steel; the deposit matches Alloy 400 in strength and corrosion resistance in seawater, salts and reducing acids. Prices are quoted on request.
| Product code | PT-XHA-WLD-00075 |
|---|---|
| Category | Industrial Products & MRO > Special Alloys > Nickel Alloy Welding Wire |
| Grade / designation | AWS A5.14 ERNiCu-7 (filler for Alloy 400) |
| Product form | Welding Wire |
| Applicable standards | AWS A5.14 (confirmed per order) |
| Available forms | Straight TIG rods: Ø2.0 / 2.4 / 3.2 mm; spooled MIG wire: Ø0.9 / 1.0 / 1.2 / 1.6 mm |
| Certificates | EN 10204 3.1 MTC on request |
| Minimum order | On request |
| Country of origin | China |
| Pricing | On request – customised quotation by PANDA COLLECTIONS |
| Supplied in | Singapore |
Product description
Filler metal for GTAW, GMAW and SAW of nickel-copper Alloy 400 and K-500 and for overlaying steel; the deposit matches Alloy 400 in strength and corrosion resistance in seawater, salts and reducing acids. PANDA COLLECTIONS sources ERNiCu-7 for buyers in Singapore and internationally for project and bulk orders. Mill test certificates to EN 10204 3.1, full heat traceability, melting route (e.g. ESR/VAR), heat-treatment condition and NDT/testing requirements are confirmed per enquiry. Prices are not listed online; every order is quoted individually based on grade, dimensions, quantity, testing and certification requirements.
Technical data
| Chemical composition (%) | Typical deposit: Ni 64.7, Cu bal., Mn 3.5, Ti 2.5, Si 0.42, C 0.05 |
|---|---|
| Mechanical properties | Weld metal comparable to Alloy 400 |
| Physical properties | — |
Typical applications
- Welding Alloy 400 and K-500
- Overlay cladding of steel
- Seawater piping repairs
Industries: Marine & Offshore, Chemical Processing, Oil & Gas
Updated October 27, 2026
Frequently asked questions
What is ERNiCu-7 used for?
Welding Alloy 400 and K-500, overlay cladding of steel, seawater piping repairs.
Which standards apply to ERNiCu-7?
AWS A5.14. Compliance, testing and certificates are confirmed for each order.
What forms and sizes of ERNiCu-7 are available?
Straight TIG rods: Ø2.0 / 2.4 / 3.2 mm; spooled MIG wire: Ø0.9 / 1.0 / 1.2 / 1.6 mm. Sizes are cut or produced to order.
How do I get a price for ERNiCu-7 Nickel-Copper Welding Wire?
Prices are not published. Request a customised quotation from PANDA COLLECTIONS with the product code PT-XHA-WLD-00075, size, quantity, testing and certificate requirements, and delivery address.
Can mill test certificates be provided?
Mill test certificates to EN 10204 3.1 with heat traceability can be requested. Melting route (e.g. ESR/VAR), heat-treatment condition and NDT requirements are confirmed per enquiry.
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