Typical coating systems - Bridges

Corrosivity categories in accordance with typical environments in ISO 12944

Steel substrates

 

All structural steel, pipes and steel components:

 

Interior, C1/C2 - Very Low/Low

 

DFT, µm

     

    Penguard Express ZP
    Hardtop XP

 

80
80

 

Exterior, C3 - Medium

 

DFT, µm

     

    Jotamastic 80
    Jotamastic 80
    Hardtop XP

 

75
75
50

 

Exterior, C4 - High

 

DFT, µm

     

    Barrier 80
    Penguard Express
    Hardtop XP

 

50
150
50

 

Exterior, C5-I/C5-M - Very High
DFT, µm

     

    Resist 78
    Penguard Express
    Hardtop Optima

 

75
200
50

 

All steel components:

 

Immersed, Im 1-3 - Water or Soil

 

DFT, µm

     

    Jotamastic 87 GF
    Jotamastic 87 GF

 

350
350

 

Expected durability for the above systems is High
(>15 years) according to ISO 12944-5.

 

Fireproofing:
Information about Passive Fire Protection

Other systems may be available upon request.

Consult your local Jotun technical department for further information, including surface preparation and application.

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