TAURUS MIG 309LSI is mainly used under high dilution conditions, particularly dissimilar welds between stainless and manganese steels. There are three main areas of application: buffer layers and clad steels, dissimilar joints and similar metal Joints.
WELDING POSITIONS
• Downhand • Horizontal flat • Horizontal vertical• Vertical up • Overhead
CLASSIFICATIONS
AWS A5.9 ER309LSi
EN ISO 14343-A 23 12 L Si
EN ISO 14343-B 309L Si
| COMPOSITION | % |
| Carbon | 0.015 |
| Manganese | 1.7 |
| Silicon | 0.8 |
| Phosphorous | 0.015 |
| Sulphur | 0.005 |
| Chromium | 23.5 |
| Nickel | 13 |
| Molybdenum | 0.1 |
| Copper | 1.15 |
| Ferrite number | 12 |
| MECHANICAL | AS WELDED |
| Tensile strength | 560 MPa |
| 0.2% Proof stress | 430 MPa |
| Elongation on 4d | 42% |
| Elongation on 5d | 39% |
| Impact energy @ -20°C | 80 J |
| Impact energy @ +20°C | 100 J |
