Tubing Coupling/Nipples/Crossover/Pup Joints

• After-sales Service: Techinical Support
• Warranty: 1 Year
• Manufacturing Process: CNC Milling
• Surface Treatment: Casing
• Operation Pressure: Atmospheric Pressure
• Material: Casing
• Model NO.: C129
• Application: Fluid Pipe, Boiler Pipe, Drill Pipe, Hydraulic Pip
• Section Shape: Round
• Model Number: 1.9"-4 1/2"
• Standard: API 5CT
• Certificate: API, ISO9001
• Grade: J55 / K55 / N80 / L80 / P110
• Technics: Casting
• Transport Package: Wooden Case
• Specification: Different standard size
• Trademark: Eastlong
• Origin: China
• HS Code: 7307920000
• Production Capacity: 100000/Year

Product Description

Tubing Coupling/Nipples/Crossover/Pup Joints

Product Description

 

Specification

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

Size Information

Models		Features
2-3/8"EU*2-7/8"EU		1.External thread   2.Reducing coupling   3. Having Good Sealing Property
2-7/8"NU*3-1/2"NU
3-1/2"NU*3-1/2"EU
2-3/8"NU*2-3/8"EU
2-7/8"NU*2-7/8"EU
2-3/8"EU*2-7/8"NU
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

 

Certifications

 

Company Profile

 

FAQ

1.Are you a factory?
Yes,we have our own factory for manufacturing and we have the long history in this field as the China top brand.

2.Can you provide free sample?
Yes, we can provide samples in our stock for free, customer just need to bear the shipping fee.
3. Hhow about the quality guarantee ?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

4.what can you buy from us?
OCTG / Pumping Unit / Sucker Rod Pump / Wellhead and Christmas Tree / Casing and Coupling /Pup joint/Crossover/Centralizer

5. What is your advantages beyong other suppliers?
1).Complete categories & Reasonable price
2).Fast delivery & Quality guarantee
3).Supplier of  china famous oil field and lots of US oil field etc.
4).20+ years professional manufacture major on oil equipment

6. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,Express Delivery;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Cash,Escrow;
Language Spoken:English,Chinese,Spanish