Download Tender Document - Oil India Limited

ANNEXURE- A
(Tender No. SDG6009P15/08)
Technical Specifications
TRUCK-MOUNTED COILED TUBING UNIT (CTU)
The Coiled Tubing Unit package shall comprise of the following:
1.0 APPLICATION:
Intervention of wells (vertical as well as and deviated such as S-bend, J-bend, Extended reach, Horizontal) for
carrying out of the following (but not limited to) well servicing jobs:
Well unloading & activation, sand cleaning, fill removal, hot oil circulation, well killing, matrix acidization, removal
of hydrate plug, fish recovery etc.
Maximum Well depths: up to 5500.0 meters.
Working pressure: maximum 10,000 psig.
Fluid to be handled: Crude oil, Plain Water, Acid, Saline Water, high density Slurries of sand / bauxite resin etc.
Tubing size: 2.7/8” or 3 ½”
Liner size: 4” or 7”,
Casing size: 5 ½” or 7.1/8”
2.0 EQUIPMENT DETAIL:
2.1 COILED TUBING:
The bidder shall offer suitable continuous tubing made out of high strength alloy steel of Standard CT 80 as per
API 5ST
Specification: 1.25”OD X 0.109” Wall thickness
Operation in 5500 m maximum depth oil and gas wells. The continuous tubing shall have the following
specifications:O.D:1.25"
Wall Thickness: 0.109” Wall thickness
Length of the continuous Pipe: 5500 m/18040 ft (approx.)
Plain end weight: 1.332 lbs/ft
Pipe body yield load: 31,256 lb
Internal yield pressure: 13,100 Psi
Hydrostatic test pressure: 11,800 psi
Collapse pressure: 8830 psi
Torsional yield strength: 763 ft.lbs
Minimum Yield Strength: 80,000 psi
Minimum tensile strength: 88,000 psi
Minimum elongation: 28%
Maximum hardness: HRC22
Material: as per API 5ST
Heat treatment: Full body of the coiled tubing must be heat treated, quenched and tempered and the coiled
tubing should be properly stress relieved and rolled flash-in.
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