OCTG Tubing

 

  • Strictly abide by the ISO9001, API Spec Q1 quality system,
  • Procure the green pipe strictly conforming to API Spec 5CT, Sinopec “Q/SHCG 18010-2016 Casing and Tubing Purchase Technical Specifications”.
  • With two tubing upsetting production lines, Sanjack has an annual upsetting capacity of 20,000 tons.
  • Sanjack owns 8 high-precision and fully automated tubing and coupling threading production lines.

Shengji has 23 years of experience in manufacturing tubing and casing. Shengji established its own thread upsetting production lines in 1999 and developed Shengji premium thread in 2011. The product quality is stable and reliable. The production capacity reaches 100,000 tons per year. The products are already available in the U.S.A, Canada, Venezuela, India Kazakhstan and etc.

Shengji is one of the cutting-edge OCTG manufacturers in China. Shengji has 8 pipe threading lines, 2 upsetting lines (the first upsetting line in Chinese oilfield API 5CT tubing Manufacturers), 1 domestic advanced steel pipe full length heat treatment line, 1 surface rust removal line and NDT line. Shengji produces 120,000 tons of OCTG tubing annually for domestic and international markets. Each OCTG joint is manufactured according to the API 5CT certificate that Shengji obtained 10 years ago. With the help of high-tech testing tools, Shengji adopts strict quality inspection to ensure all the OCTG products meet customer requirements.
The quality is stable and reliable. Size of Shengji seamless casing covers 4-1/2’’to 20’’ and material grade covers H40, J55, K55, N80, L80, C95, P110, 13Cr etc. The thread options available include STC, BTC, LTC, VAM and VAM TOP.
Our OCTG Tubing, OCTG Casing and Coupling have API certificates.
The API certificates for Tubing, Casing and Coupling were first issued in 2000 and remain valid through 8 audits in 2003, 2006, 2008, 2009, 2010, 2013, 2014,2016 and 2019.
The API Q1 certificate was first issued in 2007 and remain valid through 6 audits in 2008, 2009, 2010, 2013, 2014, 2016 and 2019.
The ISO9001 certificate was first issued in 2000 and remain valid through 8 audits in 2003, 2006, 2008, 2009, 2010, 2013, 2014,2016 and 2019.
We have our own CNAS physical lab for OCTG products

API OCTG tubing physical lab

and Chemical lab, and also PR2 testing lab for wellhead equipment.

and Chemical lab, and also PR2 testing lab for wellhead equipment.
OCTG Tubing, OCTG Casing, OCTG Coupling – from Sanjack Petro
Contact us for a price now.

1. Annual production capacity more than 120,000 tons.
2. Stable and reliable quality.
3. Manufactured and tested conforming to API 5CT latest version.
4. Products available in the US, Canada, Syria, Oman and etc.
5. STC, BTC, LTC, VAM, VAM TOP thread are all available.
6. 100% inspection before delivery.

Type  Size(O.D. )  Nominal Weight  W.T.  I.D.  Coupling 
in  Mm  Lbf/ft  Kg/m  mm  mm  O.D.mm  Min length mm 
NUE 

J55 

L80 

N80 

P110 

1.90  48.26  2.75  4.09  3.68  40.90  55.88  95.25 
2 3/8  60.32  4.60  6.85  4.83  50.66  73.02  107.95 
2 7/8  73.02  6.40  9.52  5.51  62.00  88.90  130.18 
3 ½  88.90  9.20  13.69  6.45  76.00  107.95  142.88 
4 1/2  114.30  12.60  18.75  6.88  100.54  132.08  155.58 
EUE 

J55 

L80 

N80 

P110 

 

1.90  48.26  2.90  4.32  3.68  40.90  63.50  98.42 
2 3/8  60.32  4.70  6.99  4.83  50.66  77.80  123.82 
2 7/8  73.02  6.50  9.67  5.51  62.00  93.17  133.35 
3 ½  88.90  9.30  13.84  6.45  76.00  114.30  146.05 
4 1/2  114.30  12.75  18.97  6.88  100.54  141.30  158.75 

 

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    Check All Guides

    OCTG TUBING AND CASING
    OCTG Tubing Guide
    • Specifications and Grade of steel
    • PSL1 or PSL2
    • Corrosion and wear conditions
    Steel tubing pipe
    Steel Tubing Pipe Guide
    • Specifications and Grade of steel.
    • PSL1 or PSL2
    • Corrosion and wear conditions.
    VACUUM INSULATED TUBING CHINA
    Vacuum insulated tubing Guide
    • Specifications and Grade of steel.
    • The connection type.
    • Working temperature.
    TUNGSTEN COATED TUBING
    Tungsten Coated Tubing Guide
    • Corrosive composition
    • Abrasion condition
    • Working temperature.