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Your Responsible Supplier Partner for Oil and Gas Products.
Support & Sales +86 372 2157660 / +86 186 3727 1277
Support & Sales [email protected]

About Octal

Who we are

Octal is located in China, recognized as a professional supplier, distributor and manufacturer union in providing integrated piping solutions for oil and gas company. Equipped with multi-base manufacturing facilities in south and north of China mainland, Octal supplies high quality piping products including API 5L Line Pipe, carbon and alloy pipe, Casing and Tubing, Steel plate, Sucker Rod, Steel Pipe Fittings, valves, and equipment for oil and gas industries. All our items with full Material Traceability and Certification.

We are chasing for the Quality Material, Customer Satisfaction and Deliveries On Time. As our Primary Targets to achieve, we have agreements with a large number of steel pipe Stockist and Piping Manufacturers for different sizes and materials, this implies that we can distribute the most urgent items in the earliest time.

Top Steel Pipe Supplier, Distributor, Manufacturer

Octal Steel has it’s own financial strength supported by China state own company, which from FORTUNE GLOBE 500 in 2019 and for last 5 years. It means we have top supply capacity in China, with reliable credit and strict risky control system from engeering, procurement, manufacturing, and shipping activities. We can offer different payment terms for large orders can help client complete with their supply chain successfully.

Office and Branches:

Octal Steel Pte. Ltd.
Add: 8 Kaki Bukit Avenue 4 #03-21 Premier @Kaki Bukit Singapore(415875)

Octal Keerun Co., Ltd
Add: Flat/Rm 1512, 15/F, Lucky Center, No. 165-171 Wan Chai Road, Wan Chai, Hong Kong

China Machinery Industry International Cooperation Co.,Ltd.
Add: Building A, No.18 Dirun Road, Zhengdong New District, Zhengzhou, Henan, China

Henan Keerun Trading Co., Ltd
Add: Unit 2544, 25/F, Tower A, Wanda Center, Wenfeng District, Anyang, Henan, China

Octal Enpro (Tianjin) Multinational Co., Ltd
Add: No. 4 – 1114, Beichen Building, Tianjin, China

Octal Fujian Keerun Trading Co., Ltd
Add: 23/F, South Tower Guomao Center, 4686-4688 Xianyue Road, Xiamen China



What we do

Octal Steel engaged in oil and gas products.

Octal has an extensive team of Sales & Marketing Engineers covering the Entire globe, with the efficiency management and valued experiences , we are offering the exceptional services for the all the buyers, for the steel and pipeline products.

In order to meet the different demands for line pipe products and maintain a competitive price, Octal has set up a specialized Purchase Department, integrated with a team of technicians, to source the “Right” material exactly as per customer requirements, witness the production and make sure the deliveries on time.

We are representing China top piping manufacturers TPCO, Hengyang Valin, Baosteel. All of the manufacturers we are working with were API approved and verified from API Composite List.

Impressive Plants - Represented With Top Line Pipe Manufacturers

Material Complied

Brand New

Large Scale Plants

API Standards

ISO Qualified

Quality Certified

Octal Piping Products

API 5L Seamless Steel Line Pipe

API 5L seamless steel pipe in various grades and sizes. From Grade B, X42, X46, X60, X65, to Grade X70.

API 5L Welded Steel Pipe

Octal supplies API 5L welded (ERW, LSAW, SSAW) line pipe in different grades.

Carbon Steel Pipe

Octal offers high quality and competitive price of seamless and welded carbon steel pipes, available in 3PE, FBE, Zinc coated, for mining slurry industries,

Chrome Moly Pipe

Chrome Moly Pipe Chrome Moly Pipe refers to the pipe that contain a certain percentage of Chrome and Molybdenum elements, chrome provides corrosion resistance while Moly increases the overal strength, resistance, electricity, hardenability and overall quality. These elemements make the material could suitable for high temperature services and corrosion environment. Mainly standard of Chrome Moly […]

Octal FAQ

Differences between ASTM A53 B and ASTM A106 B Steel Pipe

Differences of ASTM A53 B and ASTM A106 B. ASTM A53 B covers ERW, Seamless and Galvanized steel pipe. A106 B covers only seamless steel pipe for high temperature service.

Differences Between LSAW Pipe and SSAW Pipe

The differences between LSAW pipe and SSAW pipe. LSAW pipe welding in longitudinal, SSAW pipe welding in spiral, LSAW quality is better than SSAW.

Differences between ERW and HFW Steel Pipe

ERW pipe manufacturing process includes HFW. ERW have low, medium, high frequency welding processes, and HFW is specially for high-frequency electric resistance welding. The differences between ERW and HFW steel pipe, is EFW is a type of ERW process for ordinary and thin-wall thickness steel pipes. ERW pipe: Electric Resistance Welded Pipe HFW pipe: High […]

Differences between 3PE (3LPE Coated Pipe) and FBE Epoxy Coating Pipe

Differences between 3PE and FBE. 3PE coated steel pipe have 3 layers of FBE, corrosive, and PE layers, it has integrated advantages of FBE and PE.