Specifications:
- AWS: A5.3 E 4047
- EN ISO: 18273 E Al 4047 (AlSi12)
Description and Application
- Aluminum cored welding electrode with 12% Si , suitable for joining and surfacing different Al-alloys with Si content up to 12%.

Typical all weld metal composition [wt%]
Al | Si | Fe |
88.50 | 11.0 | 0.50 |
TYPICAL ALL WELD METAL MECHANICAL PROPERTIES
Rp 0.2 [MPa] | Rm [MPa] | As [%] |
80 | 180 | 5 |
Welding positions

Diameter | Length | Current [amps] | ||
in | mm | in | mm | |
3/32 | 2.50 | 14 | 350 | 60-90 |
1/8 | 3.25 | 14 | 350 | 80-110 |
5/32 | 4.0 | 14 | 350 | 110-150 |
3/16 | 5.0 | 14 | 350 | 150-180 |