How to identify the painting from the valve2

Valve product sales, it should be after the paint factory. The coating layer, it should be durable, aesthetic norms, and to ensure that the logo clearly visible. Under this part of the valve will be carried out on the painting.
 
First, from the board in hand, hand wheels, handles the painting to identify the valve sealing surface material
Sealing surface coating materials, color
Cast iron black
Green Rubber
Plastic purple
Mongolia Nile alloy deep yellow
Carbide azure
Nitriding steel boronizing steel blue
Babbit yellow
Acid-resistant stainless steel blue
Copper alloy big red

Note: (1) seat and pieces Headstock sealing surface material is not at the same time, according to the coloring materials with low hardness
(2) a non-return valve, painted in the top of the valve cover: safety valve, relief valve, painted in the trap or valve cover on the valve cap
 
Second, from painting to identify the body
Body paint color material
Gray cast iron, malleable iron black
Silver iron
Carbon steel gray
Acid-resistant steel, stainless steel blue
Alloy Steel Blue

Note: The acid-resistant steel, stainless steel is not allowed to paint, copper alloy does not paint
 
Third, gear from the paint to identify
Transmission paint colors
General Electric unit in the gray-coated, three-in-one (outdoor, explosion-proof, anti-corrosion) at the end of blue-coated
Pneumatic devices and the installation of the product line painting
Hydraulic equipment
Gear transmission
Other gear