position

variety

procedure

name and type of the paint

recommended number of layer

thickness of the film（um）

steel structure in the atmosphere environment

epoxy chlorinated rubber

Primer
Middle layer paint
Topcoat

epoxy-zinc-rich-primer
epoxy intermediate coat paint of various colours
chlorinated rubber of various colours

2
2
2

70-80
80-100
80

Primer
Topcoat

epoxy-zinc-rich-primer
grey micaceous chlorinated rubber

2-3
3-4

70-80
90-120

oil modification

Antirust Paint
Topcoat

F53-31red lead phenolic antirust paint
(specially made red lead phenolic antirust paint)
C04-45grey aluminum zinc alkyd enamel

2-3
(2-3)
2-3

70-100
(70-100)
70-100

Antirust Paint
Topcoat

F53-31red lead phenolic antirust paint
C04-9grey micaceous iron iron oxide alkyd enamel

2-3
2-3

70
80

Primer
Middle layer paint
Topcoat

thick film epoxy zinc rich primer
epoxy micaceous iron intermediate coat
TC04-12grey aluminum powder graphite alkyd topcoat

2
1
2-3

80
40
80-100

Primer
Topcoat

F53-31red lead phenolic antirust paint
alkyd enamel of various colours(type II)

3
(2)
2

100-120
(100-120)
70

the bottom of the bridge or the inner part of the box-girder

epoxy

Primer
Middle layer paint
Topcoat

epoxy-zinc-rich-primer
epoxy intermediate coat paint of various colours
expoxy topcoat of various colours

2
2
3

70
80-100
100-120

asphalt

Primer
Topcoat

type B epoxy coal asphalt primer(split charging)

2
2

60
60

longitudinal beam, box girder, head cover plate

polyurethane

Primer
Topcoat

S06-2 iron-red, brownish yellow polyurethane primer(split charging)
S04-2 grey polyurethane bridge plate enamel(split charging)

2
4

80
120-160

high decoration long-term protection

copolymer

Primer
Middle layer paint
Topcoat

thick film epoxy zinc rich primer
thick film grey micaceous iron epoxy intermediate coat paint
?aliphatic polyurethane topcoat of various colours

2
2
3

80
80-100
60-90