Do you mean sectors in commodities? Sector charts are available for stocks. Exchange has few sector classifications done and values updated on real time. Sectors are broad classifications, having industry charts like Aluminium, steel, fertilizer, software, hardware, food processing, pharma, hotels, hospitals, 2& 3 wheelers, 4 wheelers, auto anciliaries, private banks, psu banks, chemicals, engineering etc., would be more helpful to have a broad view of the market, we can get to understand which industry is performing good and find the stocks which are strong in that industry to trade. This will be a huge advantage and add more confidence in the way we trade.
