9 scientific, optical, measuring, testing, signalling and monitoring instruments for industrial use, metal making, shaping and working of metals and analyzing properties of metal and metal products; namely, simulator units, particularly thermomechanical test simulator units, detector units, particularly corrosion detector units, anodic dissolution cells; adherence, shape, rigidity, corrosion, temperature measurement machines, defects detection machines, quality control observation instruments; namely, monitors and sensors for industrial processes in iron and steel shops and metallurgical plants and probes for determining temperature, composition, characteristics, conductivity or homogeneity of hot metals, hot metal casts and hot metal products; control machines used particularly in continuous casting or roughing and/or finishing mills; racks for microprocessor units, control panel used in casters or mills, thermocouples, process monitoring instruments used in blast furnace and in the iron and steel industries; computer programs for monitoring blast furnace operations and for modeling steel making equipment