ER- Electrode/Rod
70 -70000 pound per square inch minimum as welded(the one square inch weld metal can with stand 70000 pound load)
S-SOLID WIRE
2- CHEMICAL COMPOSITION (wire having de oxidizers like aluminium,titanium with Mn,si)
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Consumable electrode welding contain the processes where the electrode acts as the filler material and the electrode that generates the arc. Because the electrode is also the filler material, the electrode 'burns' or is consumed, hence consumable electrode.
It stands for electrode. As opposed to R ( rod) for gas welding or TIG welding. If it carries electrical current it is an electrode.
for welding dingeberries
what is normal welding electrode and how it welds
Uphand welding is welding with the electrode pointing upwards, above the hand.