Mainly used under high dilution conditions, particularly dissimilar welds between stainless and CMn steels. There are three main areas of application: buffer layers and clad steels, dissimilar joints and similar metal joints.
TAURUS TIG 309L rod is mainly used under high dilution conditions, particularly dissimilar welds between stainless and CMn steels. There are three main areas of application: buffer layers and clad steels, dissimilar joints and similar metal joints.
| COMPOSITION | % |
| Carbon | 0.03 Max |
| Manganese | 1.0 – 2.5 |
| Silicon | 0.3 – 0.65 |
| Sulphur | 0.02 Max |
| Phosphorous | 0.02 Max |
| Chromium | 12 – 14 |
| Nickel | 23 – 25 |
| Ferrite Number | 6 – 12 |
| MECHANICAL PROPERTIES | AS WELDED |
| Tensile strength | 590 MPa |
| 0.2% Proof stress | 450 MPa |
| Elongation on 4d | 43 % |
| Elongation on 5d | 41 % |
| Impact energy at +20°C | >200 J |
| Hardness | 205 – 250 HV |
