Pneumatic valve painted identification

products, pneumatic valve by pneumatic valve body material coating, which can identify the color according to the following table pneumatic valve body material is gray cast iron, malleable cast iron, nodular cast iron carbon steel acid-resistant steel, stainless steel, alloy steel,
identify painted in the color black in silver grey blue blue
note: ( Acid-resistant steel, stainless steel allow not painted
( Copper alloy not painted
, in honor of the pneumatic valve sealing surface of the product material, should in the transmission of the handwheel, handle, board hand paint on identification, its color according to the provisions of the table below.
seal face material babbitt acid copper alloy steel stainless steel nitriding steel boronization monel alloy cast iron plastic rubber carbide
identify painted red light yellow sky blue sky blue sky blue color dark yellow green
note: black purple Pneumatic seat and open/close a sealing surface material is not at the same time, according to the low hardness material color.
( Check pneumatic valve, painted on the top of the pneumatic valve cover: security pneumatic valve, pressure relief valve, pneumatic valve hydrophobic coating on the pneumatic valve cover or pneumatic valve cap.
and transmission mechanism of the paint color, according to the following provisions:
( Electric apparatus: ordinary painted in gray, triad ( Outdoor type, explosion-proof, anti-corrosion coating at the end of the blue.
( Pneumatic, hydraulic, gear and other transmission mechanism, with the product color.