Utkarsh Tubes & Pipes Limited manufactures H- welded Frame for Heavy structures. Utkarsh Tubes & Pipes Limited is ISO 9001:2000 certified. H- Welded Frame for Heavy structures is ideal as access scaffolding and support staging for Heavy structures, High slabs, Bridge girders etc. The rigid welded frame consists of two verticals and two horizontals. The frames are interconnected by scissor cross braces through pins welded on frames and locked in position by spring clips.