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.SOME FEATURES AND BENEFITS

• Welding dissimilar metals between stainless and manganese steels.
• Good corrosion resistance.
• Smooth bead appearance.
• Good welding stability.

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

AVAILABLE IN

• 0.8mm – 15kg spool
• 0.9mm – 15kg spool
• 1.0mm – 15kg spool
• 1.2mm – 15kg spool