J55 K55 N80 L80 P110 API 5CT Tubing and Casing Coupling
J55 K55 N80 L80 P110 API 5CT Tubing and Casing Coupling
Product DescriptionShengji manufacture the tubing and casing coupling with more than 20-year production enperience, we can make EUE and NUE coupling, strictly comply with API 5CT/5B standard, the annual production capacity is 1,000,000 pcs.
The EXPE coating Tubing and Casing Coupling has good corrosion resistance and is used in combination with the HDPE liner tubing. It is widely used in high corrosion Wells.Shengji liner tubing are repair-free thereby extending performance 4.7 times. This reduces maintenance costs. All HDPE/EXPE liner tubing must pass strict quality inspection to guarantee 100% customer satisfaction. Shengji uses an advanced defect detection machine.
1. Coupling material cover the whole standard range.
2. High dimension precision.
3. Good peformance in anti-galling.
Tubing coupling specifications | OD mm | Min length mm | Weight kg | |||
NU | EN | NU | EN | NU | EN | |
1.9 | 55.88 | 63.5 | 93.25 | 98.42 | 0.56 | 0.84 |
2 3/8 | 73.02 | 77.8 | 107.95 | 123.82 | 1.28 | 1.55 |
2 7/8 | 88.9 | 93.17 | 130.18 | 133.35 | 2.34 | 2.4 |
3 1/2 | 107.95 | 114.3 | 142.88 | 146.05 | 3.71 | 4.1 |
4 | 120.65 | 127 | 146.05 | 152.4 | 4.35 | 4.82 |
4 1/2 | 132.08 | 141.3 | 155.58 | 158.75 | 4.89 | 6.05 |
Casing coupling specifications | OD mm | Min length mm | Weight kg | ||
short-thread | long-thread | short-thread | long-thread | ||
4 1/2 | 127 | 158.75 | 177.8 | 3.62 | 4.15 |
5 | 141.3 | 165.1 | 196.85 | 4.66 | 5.75 |
5 1/2 | 153.67 | 171.45 | 203.2 | 5.23 | 6.42 |
1.Factory or Trading company
We are factory. SJ established in 1964, has 18 production plants, 8 subsidiaries and several office around the main oilfield in the world.
2.Payment Term
30% deposit before production, 70% balance before shipment.
3.Quality Control
There will be strict inspection and testing for every order before shipping out.The quality management system certification including APIQ1, ISO9001 and HSE management system certification have also been granted to Shengji.We have 100% test before delivery.
4.Shipping way
Sample order: we suggest Courier express or by air.
Bulk order: we suggest by train or by sea.
Certifications
SHENGJI GROUP (formerly known as General Machinery Plant,SINOPEC) established in 1964 and restructured in 2007, covers an area of 158 acres, 1500 employees,1200 advanced equipment, annual revenue $150 milliion. SJ has 18 production plants, 8 subsidiaries and several offices around the main oilfield in the world.The group owns high level R & D center and National Laboratories carrying out strategic cooperation with China University of Petroleum and other several scientific research institutes of SINOPEC. SJ has obtained more than 150 national patents.The products have been exported to U.S.A, Canada, Peru, Ecuador, Venezuela, India, Saudi Arabia, Oman, Bahrain, Iran,Turkmenistan,Kazakhstan,Russia,Sudan,etc.Shengji is Sinopec, CNPC, CNOOC, Shell, Chevron, GE, Schlumberger, Haliburton, Weatherford excellent supplier.
