Classification: ER CuNi (AWS A5.7)
TIG rod · Oerlikon Welding
Price on request
Prices for this catalogue are not published; every quotation is prepared for the requested quantity and delivery terms.
Key features
- Excellent corrosion resistance in saline solutions
- The nickel addition strengthens the weld metal and improves the corrosion resistance, particularly against salt water
- The weld metal has good hot and cold ductility
Standards and classifications
| AWS A5.7 | ER CuNi |
|---|---|
| EN ISO 24373-A | S Cu 7158 (CuNi30Mn1FeTi) |
Chemical composition
(Weight %), typical, wire
| Mn | Si | Ni | Fe | Ti | Cu |
|---|---|---|---|---|---|
| 0.9 | 0.2 | 30 | 0.5 | 0.3 | Rest |
Mechanical properties
Typical, all weld metal
| Shielding gas | Condition | Yield strength (MPa) | Tensile strength (MPa) | Elongation (%) | Impact ISO-V (J) |
|---|---|---|---|---|---|
| +20°C | |||||
| I1 | AW | ≥250 | ≥345 | ≥20 | >150 |
* AW = As welded
Shielding gas
| Designation (EN ISO 14175) | Type | Composition |
|---|---|---|
| I1 | Inert gas | Ar (100%) |
Versions and packaging
| Item number | Diameter (mm) | Net weight (kg) |
|---|---|---|
| W000371881 | 2.0 | 5.0 |
Availability of individual item numbers is confirmed with the quotation.
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Product inquiry
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