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Pipe Insert Sleeve Coating For Dangote Refinery And Petrochemicals Project(DRPP))

2020-12-31

PROJECT LOCATION: Dangote Industries, Lekki Free Trade Zone, Nigeria

END USER: M/S Dangote Oil Refinery Company

COATING SYSTEM: External & Internal FBE Coating with Phenolic Primer

BACKGROUND:

The Dangote Refinery and Petrochemicals Project (DRPP) locates in Dangote Industries, Lekki Free Trade Zone, Nigeria. The carbon steel piping system used in the project requests primed FBE coating for line pipes, bends, spools, internal coupling sleeves, valves, fittings, etc.
Altogether 656 pieces of pipe insert sleeves of 3 different sizes were applied with external and internal primed FBE coating (phenolic primer + FBE topcoat) in December 2020 by Yulong Tyhoo Pipe Coating Co., Ltd located in Wuxi, Jiangsu Province, China.

INSERT SLEEVE SIZES

OD(mm) WT(mm) Length(mm) Quantity(pcs)
383 ± 0.05 12 ± 0.2 220 114
433.6 ± 0.05 12 ± 0.2 220 65
586.7 ± 0.05 12 ± 0.2 220 477

COATING SYSTEM

The primed FBE coating system comprises of :

LAYER COATING THICKNESS
                           1   Phenolic primer    13μm - 25μm
                           2   FBE topcoat    500μm -700μm


COATING MATERIALS

Coating materials of Tyhoo's self-brand are used for the project:

COATING COMMERCIAL NAME   MANUFACTURER
                 Phenolic primer     TAFF 523 TYHOO
                   FBE topcoat      TAFF 837      TYHOO
                   Seal mastic    DUPAC-521 TYHOO