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OCTG Casing and Tubing Pipe

Short Description:
 
  • Keywords（pipe type）:API Tubing,API Casing，OTCG Casing and Tubing，oil pipes,tubing
  • Size:OD:5 1/2” to 20” Length usually in R3. 1.0”, 1.315”, 1.66”, 1.9”, 2.063”, 2 3/8”, 3 1/2”and 4 1 /2”, Length in R2.
  • Standard & Grade:API 5CT J55 / K55, N80-1, N80Q, C90, T95, P110, Q125 and 13Cr
  • Connections: BTC (thread coupling buttress), LTC (long round thread coupling), NUE, EUE, premium connection.
  • Delivery:Within 30 days and Depends on your order quantity
  • Payment:TT, LC , OA , D/P
  • Packing:Bundled/In Bulk, Plastic Caps Plugged, Standard Export Package
  • Usage:Used for the Transmission of Oil & Gas

  • API Tubing,API Casing，OTCG Casing and Tubing，oil pipes,tubing

  • OD5 1/2” to 20” Length usually in R3. 1.0”, 1.315”, 1.66”, 1.9”, 2.063”, 2 3/8”, 3 1/2”and 4 1 /2”, Length in R2.

  • API 5CT J55 / K55, N80-1, N80Q, C90, T95, P110, Q125 and 13Cr

  • Used for the Transmission of Oil & Gas

SKU:
Availability:

Description
Dimension
Application
Process

▇ ▍ Description


Hunan Great Steel supplies API 5CT casing pipes with the following sizes and specifications:


Standard and Grades: API 5CT J55 / K55, N80-1, N80Q, C90, T95, P110, Q125 and 13Cr

Casing Pipe Size range: 5 1/2” to 20” Length usually in R3.

Tubing Pipe dimensions range: 1.0”, 1.315”, 1.66”, 1.9”, 2.063”, 2 3/8”, 3 1/2”and 4 1 /2”, Length in R2.

Type of connections for Casing: BTC (thread coupling buttress), LTC (long round thread coupling), premium connection.

Types of connections for Tubing: BTC, NUE, EUE, Premium


Chemical compositions of casing pipe


StandardGradeChemical compositions（％）
API SPEC 5CTJ55CSiMnPSCrNiCuMoV
K550.34～0.390.20～0.351.25～1.50≤0.020≤0.015≤0.15≤0.20≤0.20//
N800.34～0.380.20～0.351.45～1.70≤0.020≤0.015≤0.15///0.11～0.16
L800.15～0.22≤1.000.25～1.00≤0.020≤0.01012.0～14.0≤0.20≤0.20//
P1100.26～0.3950.17～0.370.40～0.70≤0.020≤0.0100.80～1.10≤0.20≤0.200.15～0.25≤0.08

Mechanical properties of casing pipe


GradeTypeTotal elongation

under load

 (%)		Yield strength

 (min)Mpa		Yield strength

(max)Mpa		Tensile strength

min Mpa		Hardness

Max (HRC)		Hardness

Max (HBW)
J55-0.5379552517--
K55-0.5379552655--
N8010.5552758689--
N80Q0.5552758689--
L8010.555265565523241
L809Cr0.555265565523241
L8013Cr0.555265565523241
C90-0.562172468925.4255
C95-0.5655758724--
T95-0.565575872425.4255
P110-0.6758965862--
Q125All0.658621034931--


▇ ▍ Dimension of API Casing Steel Pipe

Dimension-1

▇ ▍ Dimension of API Tubing Steel Pipe

Dimension-2


▇ ▍Application


  • Oil well extracting 

  • Borehole 

  • Borewell

  • Extracting Oil or Gas from Wells


▇ ▍Process of API Casing Steel Pipe

Process-1

▇ ▍Process of API Tubing Steel Pipe

Process-2

Description

▇ ▍ Description


Hunan Great Steel supplies API 5CT casing pipes with the following sizes and specifications:


Standard and Grades: API 5CT J55 / K55, N80-1, N80Q, C90, T95, P110, Q125 and 13Cr

Casing Pipe Size range: 5 1/2” to 20” Length usually in R3.

Tubing Pipe dimensions range: 1.0”, 1.315”, 1.66”, 1.9”, 2.063”, 2 3/8”, 3 1/2”and 4 1 /2”, Length in R2.

Type of connections for Casing: BTC (thread coupling buttress), LTC (long round thread coupling), premium connection.

Types of connections for Tubing: BTC, NUE, EUE, Premium


Chemical compositions of casing pipe


StandardGradeChemical compositions（％）
API SPEC 5CTJ55CSiMnPSCrNiCuMoV
K550.34～0.390.20～0.351.25～1.50≤0.020≤0.015≤0.15≤0.20≤0.20//
N800.34～0.380.20～0.351.45～1.70≤0.020≤0.015≤0.15///0.11～0.16
L800.15～0.22≤1.000.25～1.00≤0.020≤0.01012.0～14.0≤0.20≤0.20//
P1100.26～0.3950.17～0.370.40～0.70≤0.020≤0.0100.80～1.10≤0.20≤0.200.15～0.25≤0.08

Mechanical properties of casing pipe


GradeTypeTotal elongation

under load

 (%)		Yield strength

 (min)Mpa		Yield strength

(max)Mpa		Tensile strength

min Mpa		Hardness

Max (HRC)		Hardness

Max (HBW)
J55-0.5379552517--
K55-0.5379552655--
N8010.5552758689--
N80Q0.5552758689--
L8010.555265565523241
L809Cr0.555265565523241
L8013Cr0.555265565523241
C90-0.562172468925.4255
C95-0.5655758724--
T95-0.565575872425.4255
P110-0.6758965862--
Q125All0.658621034931--


Dimension

▇ ▍ Dimension of API Casing Steel Pipe

Dimension-1

▇ ▍ Dimension of API Tubing Steel Pipe

Dimension-2


Application

▇ ▍Application


  • Oil well extracting 

  • Borehole 

  • Borewell

  • Extracting Oil or Gas from Wells


Process

▇ ▍Process of API Casing Steel Pipe

Process-1

▇ ▍Process of API Tubing Steel Pipe

Process-2

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Hunan Great Steel Pipe Co.,Ltd
Hunan Great Steel Pipe Co.,Ltd is a world-class production and service provider of submerged arc straight seam welded pipe as the first subsidiary of Shinestar Group. Hunan Great Steel Pipe Co.,Ltd pays more attention to in the pipeline engineering research areas as a pioneer of China Petroleum Pipeline & Gas Pipeline Science Research Institute.

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