Find OCTG Goods from China

wholesale steel pipe fittings coupling for oilfield from China

Want to find 20+experienced  steel coupling tubing and coupling casing manufacturer, This  buying guide you can follow.

What is coupling ?

Including tubing coupling , casing coupling

Coupling in the context of oil and gas industry refers to a short length of pipe,used to connect two lengths of tubing or casing. 

It plays a crucial role in ensuring the structural integrity and seamless operation of the wellbore.

Couplings are designed to join pipes end-to-end, allowing for the extension of pipe lengths, the alteration of pipe sizes, or the repair of damaged sections. Manufactured to meet strict industry standards, these components are essential for maintaining the continuous flow of oil and gas from the reservoir to the surface, ensuring that the extraction process is efficient, safe, and leak-free.

tubing coupling
casing coupling

Specification

  • Raw material: high level corrosion-resistant steel 
  • Grade: API J-55, API K-55, API L-80, API N-80,API P-110
  • Size : 4 1/2inch - 20inch
    TUBING COUPLING
    SIZE 4 1/2"
    GRADE J55/K55/N80/L80/P110
    NUE YES
    EUE YES
    SPECIAL CLEARANCE /
  • HS Code: 73079200

We collect all information including coupling specification and all sourcing guides with PDF version.
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why choose oilpipepro?

Chinese reliable OCTG goods supplier

wholelsalers are interested in long term, profitable , flexible aftersales service business, you can trust us.

As a professional steel pipe supplier, we take immense pride in our commitment to quality and sustainability. We meticulously select the finest raw materials, ensuring our products are not only certified but also embody excellence. Meantimes, This efficiency not only reflects our manufacturing excellence but also creates the foundation for providing value-driven pricing to our clients.

Utilize cutting-edge CNC machines and advanced manufacturing technologies to produce pipes with unparalleled precision and quality. This technological edge enables the production of coupling that meet the highest standards of durability and performance.

we offer customizable coupling solutions tailored to meet wholesalers specific requirements. From varying wall thicknesses, diameters, to special material grades, our couplings are designed to optimize your drilling performance, ensuring seamless integration with your project needs.

Three production space  especially Cambodia, give wholesalers more logistic choice, including just-in-time delivery, to manage inventory levels effectively and respond to urgent client demands.

Our triple-facility setup allows us to rapidly respond to market demands and fluctuations. Whether wholesalers like you need a standard order or a customized solution, our robust production capacity means we’re always ready to deliver without compromising on quality or timelines.

Table of Contents

coupling wholesale from oilpipepro buying guide

Step 1

Check pipe item, find our button, ask for a quote. 

If have project need help, send us detail, we can give suggestion and do customsize.

Step 2

Make the sample for your confirmation. 

After that, you can place an order, we make a shipment schedule , and make PI send to your email, then you can pay the deposit, we start arrange the mass production.

Step 3

Mass Production normaly need 35-55 days.

If you need some special in urgently,we can do adjustment.

Production plan will send by email each week.

 

Step 4

We will do test and inspection and take video for you before packing.

Also, some clients will  employ the third-party inspection person to do final check, then will get a complete report.

Step 5

We will book the ship and get the ship date ,and inform your side, you can check the good price with your forwarder.

Step 6

Goods will loaded into container. we here will send all photos to email, and we will track the ship.

you need pay the balance after get the BL. 

Then, you just sit back the computer wait for your goods.

the forwarder normally can clean custom ( clients will have agreement with their own forwarder) and send to your local warehouse.

Work with us ,things you need know

T/T, L/C.

We would like to get the deposit first.

Stock 10-15 days.

Mass production 35-55days.

We need pay the sample fee.

If customsize you need pay the mould fee ,but no sample fee.

Yes, very welcome to visit the factory to know more about us.

 Shanghai airport to our factory 2.5 hours.

we will give free technical support online .

If have any issue,we can together solve the problem immediately.

You can change the surface color ,size ,diamater,length, package. We will use our newest equipment to meet your demands.

We are happy to be a consultant to give suggestion to help you to complete your project.

From do research for local market, drawing ,designing, making the samples, consider your cost ,give you a complete project soltuion.

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