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API steel pipe
- API steel pipe
- API steel casing pipe
- Casing and Tubing
- API drill pipe
- API5L steel pipe
- Oil pipeline
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Alloy steel pipe
- astm a 335 gr p22
- alloy steel pipe l555
- 25crmo4 alloy steel pipe
- alloy pipe a335 p11
- Water pipeline - Handling and
- Applications of welded pipe pil
- welded steel pipes and Seamless
- ASTM A 106 Seamless Pipe
- seamless steel pipe production
- seamless steel pipe On-line col
- EN 10305-1 / DIN 2391 cold draw
- EN 10255 Standard Pipe,replaces
- API 5L A53 / A106 Grade B, Seam
- A178 ERW STEEL PIPE, SA178 CARB
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QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association
Casing and Tubing
seamless steel Casing and Tubing
API 5CT casing & tubing
1)API No.:5CT-1199/ISO 9001
2)Grades:API J55/K55/ N80/ L80/P110
3)OD*WT 2 7/8"-20"*2.87-22.22mm
API 5CT casing pipe
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Casing pipe |
Tubing pipe |
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Grade |
API J55;API K55;API N80;API L80 /P110 |
API J55;API N80;API L80 /P110 |
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Type of thread |
STC/BTC/LC |
NU/EU/IJ |
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OD |
4 1/2”-20” (114.3~508mm) |
2 7/8"~4 1/2" (73.02~114.3mm) |
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WT |
5.21-22.24mm |
2.87~16.00mm |
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Length |
R1(4.88~7.62),R2(7.62~10.36),R3(10.36~14.63) |
R1(6.10~7.32),R2(8.53~9.75),R3(11.58~12.80) |
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Application |
Casing serves as wall of a well |
Tubing is used to extracting petroleum and natural gas from a well |
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Testing
NDT and pressure test and third party certication
Size and surface inspection
Non-destructive (magnetic flux leakage test) Thread inspection
Hydrostatic test
Drifting test
Physical and chemicail analysis
Hardness and pressure test.
Steel Grade: J55 K55 N80 L80 P110
size: from 3 1/2'' to 20''
cert: API 5CT ISO
length: R1/R2/R3
Thread
type: BTC STC LTC NU EU
1.High precision in size and shape
2.Good corrosion resistance
3.High collapse strength
Features
High precision in size and shape
Good corrosion resistance
High collapse strength
Excellent comprehensive mechanical properties
High connection strength and sealability
Constant mechanical properties at high temperature
Specifications
API Spec 5CT Specification for Casing and Tubing
API Spec 5B Specification for Threading, Gauging, and thread
Inspection of Casing,
Tubing, and Line Pipe Thread
