Douglas Chero is part of Cameron Group since August 2013. Company is specialized in design and manufacturing of gate, globe a ... nd check forged steel valves for application in petrol-chemical industry, refineries, power plant, fertilizer plants, oil & gas. Materials available; carbon steel, alloy steel, stainless steel, duplex, superduplex, nickel alloy steel, titanum. With DOUGLAS ITALIA Division we design and manufacture: simplex, douplex strainers, tee strainers, “y” strainers temporary strainers with class from 150 to 2500, size up to 72”; steam traps: thermodynamic, balanced pressure thermostatic, thermostatic bimetallic, floating ball, inverted bucket; steam manifolds; sight flow indicators up to 12” size; sample coolers; exhaust heads; steam separators; spectacle discs (fig.8); steam silencers; compressed air traps; air & gas vents. read more