Special types of instrument cases in terms of material, shape, function and other aspects of the unique design to meet the different needs of the 

use of the following are some common special types of instrument cases: corrosion-resistant materials case: such as WSS bimetallic thermometer 

case is made of corrosion-resistant materials, its temperature resistance up to 200 ℃, the lowest - 40 ℃, has a good corrosion-resistant, 

waterproof performance, suitable for petroleum, chemical industry, metallurgy, etc. It is suitable for petroleum, chemical, metallurgy and

other highly corrosive industrial environments.

    316SS and 304SS materials . Type 01~Type46 can be choose .