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JOB SPECIFICATION
FOR SURFACE PREPARATION
AND PROTECTIVE COATING
JOB SPECIFICATION No.
A307-000-06-42-PLS-01
Rev.0
PAGE 34 OF 49
15.3.4 401 to 600
SSPC SP-10;
1 coat of
Amercoat 738@
125 µ DFT/coat
None
1 coat of
Amercoat 738@
125 µ DFT/coat
15.4 Coating system for Cyclic Service of Carbon Steel, LTCS, Low Alloy Steel & Stainless Steel
15.4.1 - 40 to 150
15.4.2
-180 to 650
SSPC-SP-10
(15-25µ surface
profile)
1 coat of F-15 @
80 µ DFT/coat
For CS
SSPC SP-6
Commercial Blast
For SS
SSPC SP-1 with
non-chloride
solvent
1 coat of F-15
intermediate coat
@ 80µ DFT/coat
1 coat of inert
polymeric matrix
coating @ 125 µ
1 coat of F-15
finish coat @
80µ DFT/coat;
2 coats of inert
polymeric matrix
coating @ 125 µ
15.5 No painting is required for insulated Monel, Incoloy and Nickel lines.
NOTES
250
240
350-400
between
60 – 120 °C
Apcothern EPN
200 of M/s Asian
Paints Ltd
OR
Equivalent
Products from
JOTUN or HI-
TEMP coatings or
SK
FORMULATIONS
are recommended.
1. “Cyclic Service” is characterized by rapid temperature fluctuation.
2. The blast cleaning abrasives for SS and Alloy steel surfaces shall be Aluminium oxide
grits/shots or garnet.
3. In case of overlapping of temperature ranges as mentioned in 15.4.1 and 15.4.2, clause 15.4.1
shall be followed.
TABLE 16.0 COATING SYSTEM FOR CARBON STEEL COMPONENTS OF COOLERS /
CONDENSERS (INTERNAL PROTECTION) FOR FRESH WATER SERVICE
Fresh Water boxes, channels, partition plates, end covers and tube sheets etc.
Sl.
No.
Design
Temp. in o C
Surface Preparation
& Pre-erection/Shop
Primer
16.1 Up to 80 o C SSPC-SP-10
Coating System
(Post-erection / Field)
Primer
1 coat of F-15
@ 80 microns
16.2 80 to 140 SSPC-SP-10 ---
Finish paint
2 coats of F-15 @
80µ DFT/coat;
1 coat of Glass
Fibre Reinforced
Novolac epoxy of
1.5 mm DFT
Total
Final DFT
in Microns
(min.)
Remarks
240 -
1500 -
Format No. 8-00-0001-F1 Rev. 0
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