A Heavy Coated Low Hydrogen-controlled electrode for welding of 0.5% Mo steels and other low alloy steels subjected to elevated temperature up to 525 C. Welds are of radiographic quality. Coating is especially formulated to resist moisture pick up under condition of high humidity. It has good slag detachability and a high operator appeal. Metal recovery is minimum 110%.
Description
A Heavy Coated Low Hydrogen-controlled electrode for welding of 0.5% Mo steels and other low alloy steels subjected to elevated temperature up to 525 C. Welds are of radiographic quality. Coating is especially formulated to resist moisture pick up under condition of high humidity. It has good slag detachability and a high operator appeal. Metal recovery is minimum 110%.
Mechanical Properties
Ultimate Tensile Strength
**540 N/mm²**
Yield Strength
**480 N/mm**
Elongation
**(GL=5d) 24%**
Reduction in Area
**68.20%**
Weld Metal Chemical Composition (%)
C | MN | SI | S | P | MO |
| --- | --- | --- | --- | --- | --- |
| 0.075 | 1.45 | 0.47 | 0.019 | 0.020 | 0.52 |
Welding Parameters
Size(mm) | 2.50 x 350 | 3.15 x 350 | 4.00 x 350 | 5.00 x 350 |
Current(Amp.) | 70-100 | 100-140 | 140-180 | 190-230 |
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