Skelp-heating furnaces

Fig. 4.16. Modern skelp-heating furnace with heat recovery by load preheating. Some furnaces use type H high-velocity impinging burners others use refractory radiating burners similar to type E, but with concave refractory tiles. (See fig. 6.2 for these flame types.)...

Fig. 4.15. Barrel furnaces for impingement heating of skelp edges—for welding into seamed pipe or tube, left, side view of three barrels right, end view. Not shown, but necessary, are slag cleanout access doors in all sections.

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