Marine Welding Materials >> Welding Electrode >> Copper or Copper Alloy Electrode >> ECuNiCopper or Copper Alloy Electrode AWS ECuNi
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| Product Name | Copper or Copper Alloy Electrode | |||||||||
| Product No. | MHAE411-WE077 | |||||||||
| Standard | ||||||||||
| GB | ECuNi-B | |||||||||
| AWS | ECuNiˇˇ | |||||||||
| Type of Covering | Lime titania Cu70Ni30 alloy core | |||||||||
| Welding Position | F | |||||||||
| Chemical Composition | C | Mn | Fe | P | S | Si | Pb | Ni | other | |
| Guarantee | Remain | ≤2.50 | ≤2.50 | ≤0.020 | ≤0.015 | ≤0.50 | ≤0.020 | 29.0-33.0 | Pb+Zn ≤0.50 | |
| Mechanical Properties of Deposited Metal | ||||||||||
| Test Item | Tensile Strengh Rm (MPa) | Elongation A4 (%) | ||||||||
| Guarantee | ˇÝ350 | ˇÝ20 | ||||||||
| Reference Current (DC) | ||||||||||
| Electrode Diameter(mm) | 3.2 | 4.0 | 5.0 | |||||||
| Welding Current(A) | 95-120 | 120-150 | 150-180 | |||||||
| Instructions | ||||||||||
| 1.The Electrodes must be baked under 200 for an hour before Welding and used as soon as baking is completed. | ||||||||||
| 2.The stains on the weldments,such as rust,oil stains,moisture,etc.,must be cleared away before Welding. | ||||||||||
| Application | ||||||||||
| Suitable for welding structures of 70-30 Cu-Ni alloy or 70-30 Cu-Ni alloy with 645-˘ó steel clad metal. | ||||||||||
