API 5CT oil pipe X-over coupling/ crossover coupling with thread

$10.00 - $90.00
Min. Order
50 Pieces
Choose your specifications
Company Information

Henan Dongfanglong Trade Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
6 Years Paid Supplier Gold Supplier Onsite Check
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Quick Details

Port: Tianjin port
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Supply Ability: 5000 Piece/Pieces per Month
Place of Origin: Henan China
Brand Name: eastlong
Model Number: 1.9&#39;&#39;-20&#39;&#39;
Connection: Female
Technics: Forged
Shape: Round
Head Code: Round
Product name: x-over/crossover coupling
Standard: API
Color: Customer&#39;s Requirement
Brand: eastlong
Packaging Detail: wooden package
Product Description


Available in a wide range of sizes, weights, lengths and grades with any combination of connections.

a. Diameters – 2 3/8” to 7”

b. Weights - As Per API-5CT.

c. Lengths - Any length.

d. Grades - J-55, K-55, N-80, L-80, P-110

e. Connections - EUE, NUE, STC, LTC, BTC


Technical Parameter

1.Name: X-over coupling for oilfields

2.Material:seamless steel

3.Features: It realized to connect the two different specifications of tubing pipes. The placement is male; well mechanical properties,good sealing and connectivity.

4.Adantages: After hot rolling, we can sure the coupling joint has well-proportioned and consistent metallographic structure. Good sealing and loading capacity.

5.Standard Reference:API 5CT 




1.External thread


2.Reducing coupling


3. Having Good Sealing Property






1. Grade: J55, K55, N80-1, N80-Q, L80, C90, P110

2. We also supply permium thread products by customer' s request

3. Size: tubing coupling from 1.9" to 4-1/2" , Casing coupling fro4-1/2" to 13-3/8"

4. Type: NU, EU(tubing coupling), STC, LC, BTC(casing coupling).

5. Surface treatment: Whole phosphating, or inside phosphating and outside coating

6. Packing: By carton, wooden case, wooden pallet, or by requirements of customers


Q1: Are you a factory or a trading company?

We are manufacturer and trading company.


Q2: How is your quality?   

We provide 12 month warrenty for all products.


Q3: How is your price level?

We have our own plant and works with lots selected and long time partnership manufacturers, always the factory direct price.


Q4: How is your shipping leading time?

According to the quantity of per size. Generally it is with 30 days if the goods are in stock,or it is 30-45 days if the goods are not in stock.


Q5: Do you provide samples ? Is it free or paid?
Yes, we could offer the sample for free charge but cost of freight is under your responsibilty.


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Company profile

    Henan Dongfanglong Machine Manufacture Co.,Ltd was founded on 1999, with the location of the Intersection of 106 National High way and Jintian Road, East Industries Areas of Puyang, Henan, China. We have more than 15 years of experience of producing, developing and selling tubing coupling,casing coupling,pup joints,tool joints,and so on. We have the ISO 9001 Quality Control Certificate, API - 5CT Certificate  with the NO. 5CT-0837 and API - 7 certificate with the NO. 7-0649. 
     With the biggest API couplings workshop,we are one of the biggest manufacturers of API couplings.We are the regular suppliers of Petro China and Sinopec. From 2009, our market has expanded abroad out of China. Our products have already been used in USA, Brazil, Venezuela, India, Kazakhstan, Indonesia and so on.
     We adhere to the business theory of that:quality first,service first,integrity management,share the wealth,and convince that once cooperation makes forever friends .We sincerely hope to establish business relations with you .QQ20181212150941 



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