Description 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
