ShengjiPetro has 23-year’s experience in manufacturing tubing and casing. ShengjiPetro set up thread upsetting production line in 1999 and designed ShengjiPetro premium thread in 2011. The product quality is stable and reliable. The annual production reaches 100,000 tons. The products have been provided in the U.S.A, Canada, Venezuela, India Kazakhstan and etc.
ShengjiPetro is one of the leading manufacture of OCTG tubing in China. ShengjiPetro owns 8 thread processing lines, 2 upsetting lines (the 1st upsetting line among oil field API 5ct tubing Manufacturers in China), 1 leading domestic steel pipe overall heat treatment line, 1 surface rust removal line and NDT line. ShengjiPetro produces 120,000 tons of OCTG tubing every year, for its domestic and international markets. Every OCTG tubing is manufactured as per the API 5CT certification which ShengjiPetro obtained 10 years ago. ShengjiPetro has adopted strict quality inspection with the help of high-tech test tools to ensure ever OCTG tubing meet customer requirements.
They are stable and reliable. The available ShengjiPetro seamless casing range from 4-1/2’’to 20’’ with material grades H40, J55, K55, N80, L80, C95, P110, 13Cr etc. The thread options available include STC.BTC.LTC.
We have API certificate for our OCTG Tubing, OCTG Casing and Coupling.
The API certificate for Tubing, Casing and Coupling was first awarded in 2000 and remains valid till now after passing the last 8 verifications in 2003, 2006, 2008, 2009, 2010, 2013, 2014,2016 and 2019.
The API Q1 certificate was first awarded in 2007 and remained valid till now after passing the last 6 verifications in 2008, 2009, 2010, 2013, 2014, 2016 and 2019.
The ISO9001 certificate was first awarded in 2000 and remain valid till now after passing the last 8 verifications in 2003, 2006, 2008, 2009, 2010, 2013, 2014,2016 and 2019.
We have our own physical lab for API OCTG tubing and Chemical lab, and also equipment for wellhead equipments.
| 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 | |
Key Feature
Shengji Petroleum Pumping Unit Manufacturing Plant is one of the main branches of Shengji Group. It is a professional manufacturer specializing in the development, design, production, remanufacturing, maintenance, sales and service of pumping units. The factory has 235 employees, more than 130 sets of various large and medium-sized mechanical processing equipment, fixed assets of 12 million yuan, annual output of 1,200 pumping units, and annual sales income of 200 million yuan.
There are 4 senior engineers, 12 intermediate engineers, 7 assistant engineers, 4 senior technicians and 12 technicians in the pumping unit. Intermediate and senior workers account for more than 90% of all workers. The superb technical level of employees provides a technical guarantee for the production of high-quality pumping units.
