Engaged in Carbon & Stainless Steel Pipe Fittings

We are offering carbon and stainless steel pipe fittings, types in butt weld, socket weld, and threaded fittings. Products in Steel Pipe Elbow, Tee, Reducer, Cap, Coupling, Union, Pipe Nipple, Gasket. We can also providing customize services for your specific request.


Butt Weld Fittings

Butt weld is to connect pipes and fittings ends by butt welding process. Also known by welded pipe fittings. It has ends in beveled or plain, dimensions normally from 3/4'' to 24''. Manufactured according to ASME B16.9. Material in carbon, alloy and stainless steel.

Socket Weld Fittings

Socket weld fittings refers to a pipe inserted in to a recessed area another pipe or fittings. It is using seal welding process as they are usually in small dimensions that below 2 inch. Manufacturing standards complied to ASME B16.11. Material also in carbon, alloy and stainless steel.

Threaded Fittings

Threaded fittings similar to socket weld fittings, mainly used for the small pipe diameters in NPS 2 and smaller. The fittings ends normally in NPT Thread, threads standard in ASME B1.20.1. It is commonly used in low-pressure, low-temperature pipelines and very easy to install.

About Us

Octal Pipe Fittings is invented by Octal Steel, engaged in providing completely piping solutions for industrial companies. We are located in China, intended to build as an one-stop purchase center for pipes and fittings, equipped with muti-base inventory in north of south of the China port, committed to provide most urgent material in the first time.

All of our material is traceable, delivered with guaranteed quality and dedicate Mill Test Certificate. Octal is succeed to achieve full satisfaction with the most famous customers of the international oil companies as SHELL / CHEVRON / PEMEX / PDVSA / PTTEP / BP / SINOPEC / CNPC / KOC / VICO / KSM. 

Featured Products

Butt Weld Steel Pipe Elbow

Socket Weld Elbow

Butt Weld Steel Pipe Tee

Socket Weld Coupling

Butt Weld Cap



We are chasing for the Quality Material, Customer Satisfaction and Deliveries on Time. In order to achieve them, we have a large number of contacts of steel pipe fittings manufacturers and piping stockists.

  • Prompt response with competitive offer in 24 hours.
  • Urgent material delivery in 48 hours.
  • Customized dimensions with MOQ in one piece.

Contact Us for An Immediate Offer

We will reply you with our best price in 24 hours.