The 30 gallon Closed Head Steel Drum has a welded body with two expanded beads and heads seamed to the body using a non-hardening seaming compound. Convex heads have a reinforced circumferential rib. Top head includes 2′ and 2′ diametrically opposed fittings. Fittings (or bungs) can be installed in the cover or the drum body as required. Note: Drum can be manufactured to most UN specifications.