Protective CoatingsSpecification NORSOK M-501

NORSOK M-501

System 1

Carbon steel with maximum operating temperature <120℃

Pre-qualification is required

Surface Preparation Zinc Primer DFT(μm) Intermediate Coat DFT(μm) Top Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 ZINCTECT 500 60 EPOTECT HB (M) 200 RETANTECT 6000 (M) 50 310
ZINCTECT 1500 QD-85 75 EPOTECT HB (M) 175 RETANTECT 6000 (M) 60 310
ZINCTECT 500 60 EPOTECT HB (M) QD 200 RETANTECT 6000 (M) 50 310
ZINCTECT 1500 QD-85 75 EPOTECT HB (M) QD 175 RETANTECT 6000 (M) 60 310
ZINCTECT 500 60 EPOTECT AL 200 RETANTECT 6000 (M) 50 310
ZINCTECT 1500 QD-85 75 EPOTECT AL 175 RETANTECT 6000 (M) 60 310
ZINCTECT 500 60 EPOTECT HB (M) 160 RETANTECT 6000 (M) 60 280
ZINCTECT 1500 QD-85 75 EPOTECT HB (M) 145 RETANTECT 6000 (M) 60 280
ZINCTECT 500 60 EPOTECT HB (M) QD 160 RETANTECT 6000 (M) 60 280
ZINCTECT 1500 QD-85 75 EPOTECT HB (M) QD 145 RETANTECT 6000 (M) 60 280
ZINCTECT 500 60 EPOTECT AL FE 160 RETANTECT 6000 (M) 60 280
ZINCTECT 1500 QD-85 75 EPOTECT AL FE 145 RETANTECT 6000 (M) 60 280
Note
*The above systems are under testing.

System 2A

Thermally sprayed aluminum

Pre-qualification is not required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5     THERMOTECT 600 SC 25     25

System 2B

Thermally sprayed zinc or alloys of zinc top coated

Pre-qualification is required for intermediate and topcoat as per system1

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5     EPOTECT HB(M) 125 RETANTECT 6000 (M) 75  200
Note
*The above system is under testing.
**Tie coat will be recommendable to avoid popping. Epomarine Primer for Mist Coat shall be used for tie coat.

System 3A

Potable water tanks

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 3B

Ballast water tanks/internal seawater filled compartments

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Available*1   Available*1    
Note
*1:Please contact Kansai representative for further information.

System 3C

Tanks for stabilised crude, diesel and condensate

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 3D

Process vessels <0.3MPa <75℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 3E

Process vessels <7.0MPa <80℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 3F

Process vessels <3.0MPa <130℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 3G

Vessels for storage of methanol, mono ethyl glycol etc.

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 4

Walkways, escape routes and lay down areas.

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 5A

Epoxy based fire protection

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 5B

Cement based fire protection

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available   Not available    

System 6A

Stainless steel

Pre-qualification is required

Surface Preparation Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
Sweep blast EPOTECT GX 50 EPOTECT HB (M) 115 RETANTECT 6000 (M) 60 225

System 6B

Galvanised steel

Pre-qualification is required

Surface Preparation Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
Clean with alkaline detergent followed by hosing with fresh water EPOTECT GX 50 EPOTECT HB(M) 115 RETANTECT 6000 (M) 60 225

System 6C

Insulated stainless steel piping <150℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
Sweep blast THERMOTECT EP 125 THERMOTECT EP 125 250

System 7A

Carbon and Stainless steel in splash zone

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 TECTBARRIER SP (A) 500 500 TECTBARRIER SP (A) 500 500 1000
EPOTECT GF (M) 250 EPOTECT GF (M) 250 500
Note
*The above systems are under testing.

System 7B

Submerged carbon and stainless steel ≦50℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 TECTBARRIER SP (A) 500 500 TECTBARRIER SP (A) 500 500 1000
EPOTECT GF (M) 250 EPOTECT GF (M) 250 500
Note
*The above systems are under testing.

System 7C

Submerged carbon and stainless steel >50℃

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 Not available Not available

System 8

Structural carbon steel with maximum operating temperature ≦80℃ in internal and fully dry and ventilated area.

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 ZINCTECT 500 60 EPOTECT HB(M) 25 85
EPOTECT HB 150     150

System 9

Bulk supplied carbon steel valves with maximum operating temperature up to 150℃.

Pre-qualification is required

Surface Preparation Shop Primer DFT(μm) 1st Coat DFT(μm) 2nd Coat DFT(μm) Total DFT(μm)
ISO Sa2.5 EPOTECT PC100 PH 150 EPOTECT PC100 PH 150 300