SLM SPARK
Classifications
AWS A5.1-91 E6012
Characteristics
Generally it can be used for welding Mild Steel in all positions. It is a special electrode for fabrication work having good operating and mechanical characteristics. Weld bead appearance with this electrode is neat and smooth. Slag detachability is very easy as it has good arc starting characteristics.
Applications
This electrode is used for welding of mild steel; particularly grill making, gates, repair jobs, steel furniture, truck bodies, super structure of ships etc.
Typical all weld metal properties
Chemical Composition (%) Mechanical Properties
C 0.09 Yield strength 447 N/mm2
Mn 0.52 UTS 540 N/mm2
Si 0.20 Elongation on 4D 29%
S 0.03 Max. Impact (Charpy V Notch) 67 Joules at -18°C
P 0.03 Max. Reduction in Area 48%
Storage and Redrying
Store in a dry place. In case of excessive dampness, redrying at 110°C for 30 minutes is recommended for best results.
Operating Data
Use AC (Minimum OCV 50V) or DC Electrode ±
Size Length Stick per Kgs.per Pkt Recommended Current Range
mm mm Pkt(±2) (Approx.) (Amperes)
2.5 350 182 3.0 70-90
3.2 350 100 3.0 95-125
4.0 450 99 3.0 125-175
5.0 450 66 5.0 165-260
Welding Position
All positions except vertical down.