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Steel Structures of Petrochemical Plant, Coastal Facilities, Ship Decks or above waterline for Heavy Duty Corrosion Protection (I)
Coating Sequence


  Rainbow Product Code

   Product Description

  Resin System

   Dry Film Thickness (µm)

Thinner
1   Surface Preparation - Grit Blasting up to SIS Sa 2 or above
2   EP-01 (1007)   Epoxy Red Lead Primer   Epoxy   50   SP-12
3   EP-02 (1009)   Epoxy Red Oxide Primer   Epoxy   50   SP-12
4   EP-04 (1001)   Epoxy Topcoat   Epoxy   40   SP-12
5   EP-04 (1001)   Epoxy Topcoat   Epoxy   40   SP-12
                     
Steel Structures of Petrochemical Plant, Coastal Facilities, Ship Decks or above waterline for Heavy Duty Corrosion Protection (II)
Coating Sequence


  Rainbow Product Code

   Product Description

  Resin System

   Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   EP-999   High Solids Epoxy Coating   Epoxy   125   Y-999 Thinner
3   EP-999   High Solids Epoxy Coating   Epoxy   125   Y-999 Thinner
4   UP-04 (745)   Polyurethane Coating   Polyurethane   50   736
                     
Interior Surfaces of Sewage Treatment Tanks which might contain weak acid or alkali for Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

  Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   EP-03 (1006)   Epoxy Zinc Rich Primer    50   SP-12
3   EP-02 (1009)   Epoxy Red Oxide Primer    50   SP-12
4   EP-04 (1001)   Epoxy Topcoat    40   SP-12
5   EP-04 (1001)   Epoxy Topcoat    40   SP-12
                   
Interior Surfaces of Sewage Treatment Tanks or Steel Pipes for Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

 
   Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   EP-06 (1004)   Epoxy-Tar, HB   250   SP-12
3   EP-06 (1004)   Epoxy-Tar, HB   250   SP-12
                   
Interior Surfaces of Storage Tanks used for Chemical Plants and Food Factories for Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

  Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   EP-02 (1009)   Epoxy Red Oxide Primer    50   SP-12
3   EP-02 (1009)   Epoxy Red Oxide Primer    50   SP-12
4   EP-04 (1001)   Epoxy Topcoat    40   SP-12
5   EP-04 (1001)   Epoxy Topcoat    40   SP-12
                   
Interior Surfaces of Fresh Water Tanks for General Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

 
   Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   EP-02 (1009)   Epoxy Red Oxide Primer   50   SP-12
3   1017   Epoxy Water Tank Coating, HB   100   SP-12
4   1017   Epoxy Water Tank Coating, HB   100   SP-12
                   
Exterior Steel Structures of Steel Bridges for Heavy Duty Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

  Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up SIS Sa 3
2   SP-09 (1021)   Cathozinc Shop Primer   15   SP-14
3   2nd Grit Blasting up to SIS Sa 3 (Application after Module Assembly)
4   IZ-01 (1011)   Inorganic Zinc Rich Primer   75   1012
5   EP-02 (1009)   Epoxy Red Oxide Primer   25   SP-12
6   EP-20 (1050)   Epoxy M.I.O. Primer   75   SP-12
7   Assembly for the Whole Bridge (Blasting for damaged area and welded area
up to SIS Sa 2 1/2 or above
8   EP-03 (1006)   Epoxy Zinc Rich Primer   150   SP-12
9   EP-20 (1050)   Epoxy M.I.O. Primer   150   SP-12
10   UP-04 (745)   Polyurethane Coating   30   736
11   UP-04 (745)   Polyurethane Coating   30   736
                 
Interior Steel Structures of Steel Bridges for Heavy Duty Corrosion Protection Purpose
Coating Sequence


  Rainbow Product Code

   Product Description

 
   Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up SIS Sa 3
2   SP-09 (1021)   Cathozinc Shop Primer   15   SP-14
3   2nd Grit Blasting up to SIS Sa 3 (Application after Module Assembly)
4   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
5   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
6   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
7   Assembly for the Whole Bridge (Blasting for damaged area and welded area
up to SIS Sa 3 or above
8   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
9   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
10   EP-06 (1004)   Epoxy-Tar, HB   125   SP-12
                 
Steel Structures of Steel Bridges for Corrosion Protection Purpose (I)
Coating Sequence


  Rainbow Product Code

   Product Description

  Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up SIS Sa 3
2   IZ-01 (1011)   Inorganic Zinc Rich Primer   75   1012
3   1060   Epoxy Middle Coating   20   SP-12
4   EP-20 (1050)   Epoxy M.I.O. Primer   100   SP-12
5   UP-04 (745)   Polyurethane Coating   30   736
6   UP-04 (745)   Polyurethane Coating   30   736
                 
Steel Structures of Steel Bridges for Corrosion Protection Purpose (II)
Coating Sequence


  Rainbow Product Code

   Product Description

 
   Dry Film Thickness (µm)

Thinner
1   Surface Preparation – Grit Blasting up SIS Sa 2
2   EP-03 (1006)   Epoxy Zinc Rich Primer   50   SP-12
3   EP-02 (1009)   Epoxy Red Oxide Primer  

50

   SP-12
4   UP-04 (745)   Polyurethane Coating   30   736
5   UP-04 (745)   Polyurethane Coating   30   736
                 
-10oC<T<=90oC Carbon Steel (no temperature control) Piping Accessories, Structures, Equipments Coating System (Total Thickness 320 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Grit Blasting up to SIS Sa 2 1/2 or above
2   PU-700   One pack Polyurethane Maintenance Primer

   100   736
3   EP-999   High Solids Epoxy Coating   160   SP-12
4   UP-450   High Solids Polyurethane Coating   60   736
                 
-10oC<T<=90oC Stainless Steel, Galvanized Steel (no temperature control) Piping Accessories, Structures, Equipments Coating System (Total Thickness 240 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – use neutral detergent to wash the oils on the surface
2   1020   Epoxy Alloy Primer   50   SP-12
3   EP-999   High Solids Epoxy Coating   130   SP-12
4   UP-450   High Solids Polyurethane Coating   60   736
                 
Welding Area Touch-up Coating (Total Thickness 320 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Use electric grinder to remove the rust up to ISO ST3
Use high pressure water jet to remove the rust up to WJ-1 grade
2   PU-700   One pack Polyurethane Maintenance Primer

   60   736
3   PU-700   One pack Polyurethane Maintenance Primer

   60   736
4   EP-999   High Solids Epoxy Coating   140   SP-12
5   UP-450   High Solids Polyurethane Coating   60   736
                 
High Temperature Resisting T<-4oC or T<=400oC Carbon Steel, Galvanized Steel Piping Accessories, Structures, Equipments Coating System (Total Thickness 175 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Grit Blasting up to ISO Sa 2 1/2 or above
2   IZ-01   Cathozinc 830   75   SP-13
3   1515   Inorganic Heat-Resisting Paint, 600oC

   50   SP-13
4   1502   Heat-Resisting Paint, 500oC, Silver Color

   25   1521
5   1502   Heat-Resisting Paint, 500oC, Silver Color

   25   1521
                 
High Temperature Resisting 400oC<T<=600oC Carbon Steel Piping Accessories, Structures, Equipments Coating System (Total Thickness 150 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Grit Blasting up ISO Sa 2 1/2 or above
2   1515   Inorganic Heat-Resisting Paint, 600oC

   50   SP-13
3   1515   Inorganic Heat-Resisting Paint, 600oC

   50   SP-13
4   1508   Heat-Resisting Paint, 600oC, Silver Color

   25   1521
5   1508   Heat-Resisting Paint, 600oC, Silver Color

   25   1521
                 
High Temperature Resisting 400oC<T<=600oC Stainless Steel, Galvanized Steel (no temperature control) Piping Accessories, Structures, Equipments Coating System (Total Thickness 150 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Overall Grit Blasting up to surface coarseness 20 µm or above
2   1516S   Inorganic Heat-Resisting Paint, 600oC, Grey Color

   50   Water
3   1516S   Inorganic Heat-Resisting Paint, 600oC, Grey Color

   50   Water
4   1516S   Inorganic Heat-Resisting Paint, 600oC, Grey Color

   50   Water
                 
Carbon Steel (with temperature control) Piping Accessories, Structures, Equipments Coating System (Total Thickness 195 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Grit Blasting up to ISO Sa 2 1/2 or above
2   IZ-01   Cathozinc 830   75   SP-13
3   EP-999   High Solids Epoxy Coating   120   SP-12
                 
Stainless Steel, Galvanized Steel (with temperature control) Piping Accessories, Structures, Equipments Coating System (Total Thickness 195 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Overall Grit Blasting up to surface coarseness 20 µm or above
2   1020   Epoxy Alloy Primer   75   SP-12
3   EP-999   High Solids Epoxy Coating   120   SP-12
                 
Carbon Steel Storage Tank Coating System (Total Thickness 320 µm)
Coating Sequence
  Rainbow Product Code   Product Description   Dry Film Thickness (µm)   Thinner
1   Surface Preparation – Grit Blasting up to ISO Sa 2 1/2 or above
2   IZ-01-R   Galvozinc 830-R   75    
3   EP-999   High Solids Epoxy Coating   185    
4   UP-450   High Solids Polyurethane Coating   60    

 
The above Coating Systems are for reference only. Should you have any technical query, please contact our Technical / Marketing Team or email to info@taihinghong.com