Undiluted Weld Metal Maximum Value Up to: Tensile Strength 80,000 PSI (550 MPa) Yield Strength 56,000 PSI (390 MPa) Elongation 42% Impact Energy 40J: -157ºF (-105ºC) Hardness Brinell 209, Rockwell B96
Recommended Current: DC Reverse (+) or AC Welding Techniques: Material to be welded should be clean of all contaminants. Maintain a short arc and use stringer beads rather than a weaving technique. Welding Positions: Flat, Horizontal, Vertical up, Overhead Deposition Rates: WELDING CURRENT & INSTRUCTIONS Diameter (mm) 1/16 (1.6) 5/64 (2.0) 3/32 (2.5) 1/8 (3.25) 5/32 (4.0) Minimum Amperage 25 30 55 75 90 Maximum Amperage 35 50 75 110 140
909 Welding Rod for Rusty Equipment is our most versatile mild steel welding electrode. It's excellent on dirty, greasy metals and rusty equipment. 
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