Gold Member Since 2013
Audited Supplier
Tianjin Sangong International Trade Co., Ltd.

Casing Pipe, Oil Casing Pipe, Oil Casing manufacturer / supplier in China, offering API 5CT K55 Petroleum Casing Pipe, Eoe TFS 214, Pre Gi Square Pipe and Rectangular Tube and so on.

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Supplier Homepage Product casing oil pipe API 5CT K55 Petroleum Casing Pipe

API 5CT K55 Petroleum Casing Pipe

Purchase Qty.:
1-9 10+
FOB Unit Price: US $510 US $490
Purchase Qty. (Tons) FOB Unit Price
1-9 US $510
10+ US $490
Get Latest Price
Port: Tianjin, China
Production Capacity: 8000, 000 Tons/Year
Payment Terms: L/C, T/T, Western Union, Money Gram

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Basic Info
  • Model NO.: SG414
  • Technique: Cold Rolled
  • Surface Treatment: Oiled
  • Section Shape: Round
  • Transport Package: Hexagonal Shape Bundles Wrapped
  • Origin: Tianjin, China
  • Type: Seamless
  • Material: Carbon Steel
  • Usage: Oil/Gas Drilling, Special Purpose
  • Trademark: BAOLIJIN
  • Specification: CE, API5CT
  • HS Code: 7306610000
Product Description
API 5CT Petroleum Casing Pipe
1. OD: 73-508mm
2. WT: 2.27-22.23mm
3. Thread: LTC STC BTC
Visual Examination of Coating

1. Pipe would be free of ovality through out the length of pipe
2. Pipe inside and outside surface should not have fold, hairline, delamination, crack, rolling
Defects such as folding, scarring. These defects shall be completely removed, remove depth
Shall not exceed 12.5% of the nominal wall thickness.
3. Coupling outside surface should not have fold, hairline, delamination, crack, rolling defects
Such as folding, scarring.
4. Casing pipe and coupling thread surface should be smooth, there should be no burr, tear
And something to make the thread tied to interrupt impact strength and other defects
API 5CT K55 Petroleum Casing PipeInspection of Physical Properties
API 5CT K55 Petroleum Casing Pipe

API 5CT K55 Petroleum Casing Pipe
API 5CT K55 Petroleum Casing Pipe
API 5CT K55 Petroleum Casing Pipe
API 5CT K55 Petroleum Casing Pipe

Hydrostatic pressure test, flattening test, sulfide stress corrosion cracking test, hardness
Testing, Tensile test, transverse impact test, Determination of grain size

Application and Category

Oil casing is to maintain the lifeblood of any oil Wells. Due to the different geological
Conditions, downhole complex stress state, tension, pressure, bending, torsion stress
Combination on the pipe body, which raised higher requirement about the quality of the
Casing itself. Once the casing damage itself for some reason, that may lead to the reduction
Output of the well, or even scrapped.
Out diameter73-508 mm
StandardAPI 5CT, SY/T6194-96
Thread typeLTC STC BTC

R-1: 4.88~7.62m
R-2: 7.62~10.36m
R-3:more than  10.36m

Used in o il well drilling .It is m ainly used for drilling process and after
completion of borehole wall support, to ensure that the drilling process
and the whole Wells after completion  are normal running  .
PaymentTT ,L/C

1. Hexagonal shape bundles wrapped with strong steel tr apping. Show part
of each casing  pipe  and coupling thread shall be screwed on the guard ring
in order to protect the threads
2.  As customer ' s requirement
MarketMild east,  North/South America, Europe, Asia,Africa  etc
CertificateAPI, BV,SGS,MTC
Delivery timeW ithin 7-10 days
We tianjin Baolijin Pipe production Co., Ltd is an attached subcompany of Sangong Group. The group has 7 subcompanies and is specialized in manufacturing galvanized square pipe, rectangular pipes, angel steel, channel steel, H Sections, steel flat, round bar steel, rotary blade for farm and garden, Highway fence, light pole and traffic signs bar
Sangong group:
1). 9 rotary blade production lines
2). 30 steel pipe production line
3). 10 galvanized production lines
4). 4 welded steel pipe production lines
5)5 light pole production lines etc.
We adopting the advanced manufacturing technique and provide high quality products to the customers all over the world. Assure our customers of the delivery time.
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