SPECS: AWS: A5.1 E-7048 | | Description SR 7048 is a basic AC/DC Electrode specially designed for "VERTICAL DOWN" welding of ordinary and higher strength steels. The vertical down technique is characterized by high welding speeds and low heat input, giving enhanced productivity combined with low stress and deformation. SR 7048 provides a clean bead profile with minimum spatter and gives very good mechanical properties. |
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| TYPICAL ALL WELD METAL PROPERTIES |
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Chemical Composition WT % | C | Mn | Si | S | P | | 0.06 | 0.90 | 0.50 | 0.006 | 0.015 |
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| Yield Strength | Tensile Strength | Elongation | Impact Energy | | 420-450 N/mm² | 490-600 N/mm² | 25-30 % | At -29°C | 27 Joules | | Hydrogen content / 100g WELD METAL : <10ml. | Metal Recovery : 110% | Welding Position : Vertical Down | Welding Current : AC, OCV +/- 65V; DC+ | Re-drying Temperature : 350 - 400 °C, 2 hours |
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