... Polishing,anodizing and showing golden color.1) Length of case: 110mm,2) Material of stem: Brass (for the thermometers with temperature which ... with temperature which is above 300°c/F) 3) Length of stem: 30mm, 40mm, 50mm, 63mm, 75mm, 80mm, 100mm, 150mm, 200mm ... thermometer and metallic socket,used for measuring medium temperature of liquids,gas in ship and other industrial equipement 's tank and ...