Home
Products
Steel Pipe
Casing and Tubing
Steel Pipe Fittings
Sucker Rods
Drill Pipe
Steel Plate
Valves
Equipment
Resources
Projects
FAQ
Technical Notes
Skills
About Octal
Who we are
Team & News
Contact Us
X Close
Your Responsible Supplier Partner for Oil and Gas Products.
Español
Support & Sales
+86 372 2157660 / +86 186 3727 1277
Support & Sales
[email protected]
Home
Products
Steel Pipe
API 5L Welded Steel Pipe
Carbon Steel Pipe
Chrome Moly Pipe
Stainless Steel Pipe
CRA Clad & Lined Pipe
Casing and Tubing
Steel Casing Pipe API 5CT
OCTG Tubing, API 5CT Tubing
Steel Pipe Fittings
Pipe Accessories & Fittings
Steel Pipe Flange
Sucker Rods
API 11B Sucker Rod
Drill Pipe
API 5DP Drill Pipe
Steel Plate
API Carbon Steel Plate
Valves
API 6D Valve, Pipeline Valve
Equipment
Well Head X Tree
Resources
Projects
FAQ
Technical Notes
Skills
About Octal
Who we are
Team & News
Contact Us
Request Quote
Technical Skills
Home
>
Technical Skills
Technical Skills
Pipe Knowledge
API 5CT Casing and Tubing Specification
Steel Pipe Pile, Pipe Piling, Piling Pipe – Foundation Material
Concrete Weight Coating Pipe CWC – Submarine Pipeline
What is OCTG? It includes Drill Pipe, Steel Casing Pipe and Tubing
API Coupling and Threads for Casing and Tubing
Fire Sprinkler Pipe and Fittings – Material Specification
What is Thermal Expansion Pipe and How Does it Made?
Large Diameter Steel Pipe – Things You Must Know before Purchase
ASTM A335 P5, P9, P11, P22, P91 Pipe
ASTM A106 Grade B Pipe Specification
Steel Pipe Dimensions & Sizes Chart (Schedule 40, 80 Pipe) Means
What is NACE MR0175/ISO 15156 Pipe and Fittings
What is Sour Service Steel Pipe
LSAW Welded Steel Pipe: Features and Manufacturing Processes
Chemical Elements Effect to Steel Pipe
Differences between Steel Pipe and Steel Tube
How to Calculate Steel Pipe Weight by Size and Chart
API 5L Pipe Specification (46th Edition Updated on 2024)
API 5L Steel Line Pipe Length Tolerance Designation
Precision Pipe Features and Applications
Boiler Pipe Material Specification and Application
CRA Clad, Lined, Weld Overlay Pipe Cladding- Bimetal Pipes
Steel Knowledge
Carbon Steel Plate – Things You Should Know
Chemical Elements Effect to Steel Pipe
Pipe Fittings
Steel Tee (Equal and Reducing Tee) – Common Use Pipe Fittings
Steel Pipe Elbow Material Types and Specifications – Fast to Know
API Coupling and Threads for Casing and Tubing
Socket Weld Fittings Types and Applications – Completely Specification
Butt Weld Fittings Types and Material Specifications – Fast Guide
ASTM A234 Carbon and Alloy Steel Pipe Fittings
Steel Plates
Weathering Steel (Corten) – An Impressive Construction Material
Plasma Cutting Service for Steel – Tips and Guide
Waterjet Cutting Services – Another Good Option to Cut Steel
Flame Cutting (Oxy Fuel Cutting) – A Method to Cut Steel
Laser Cut Metal Services – Steel Profiling/Cutting as Customized
ASTM A36 Steel Plate – Completely Specifications
Carbon Steel Plate – Things You Should Know
API 650 Tanks Steel Plates Material Specification
Standards
ASTM A335 P5, P9, P11, P22, P91 Pipe
API 650, Natural Oil and Gas Storage Tanks
API 5L Pipe Specification (46th Edition Updated on 2024)
ASTM A270 Sanitary (Hygienic) Stainless Steel Tubing and Pipe
Steel Prices
Steel Scrap Supplier Worldwide Reduce Price a Lot
Steel Price Decline “Endlessly” at start of 2017
Steel Price Trend in 2017
Chinese Reinforced Steel Price Offers Stable
China Steel Price Keeps Stable since International Price Stable
Steel Products Manufacturers of Plates, Pipes, Profiles Started Well in 2017
Steel Plate and Pipe Price Reduced from March, 2016
China Steel Products Demand will Rise in 2015
Oil and Gas
Oil and Gas Valve Development Trend in Petroleum Industry
Oil and Gas Pipeline Industry Status and Trend in Global
Oil Drilling Rig Count Continuously Increased in 2016
Pipeline Valves Development and Market Trend in China
Policies and News
Venezuela and China have $2.8 Billion Financing Agreement in June, 2017
Japan Steel Shall be Affected by US Limits Imported Steel
United States Will Make an Investigation on Dumping Steel of China 2017
Flat and Long Steel Products Exported to Latin America Increased in March 2017
Steel Enterprise Manufacturer Should Adjust Procurement Policy
China Have a Long Way to Go to Cut Steel Capacity
Latin-America is a Big Importer for Chinese Steel Products
Oil and Gas Market Reform Was Inevitable in China
China Steel Plate Manufacturer Start to Make Money
China and Europe will Have Agreement for China Steel Product
US Invest Company Created a Fund to Invest Chinese Steel Industry
Steel Plate Market Supply Pressure Increased
Chinese Stainless Steel Output Grows 8%
China cancelled export tax rebate for the Boron-Added steel products
U.S cancel the Anti-Dumping Duty for line pipes
South American crude steel output up 2.7% in Nov ’14
FAQ Center
Steel Pipe
Differences between ASTM A53 B and ASTM A106 B Steel Pipe
LSAW Pipe and SSAW Pipe Specifications, Differences
Differences between ERW and HFW Steel Pipe
Differences between 3PE (3LPE Coated Pipe) and FBE Epoxy Coating Pipe
API 5L PSL1 and PSL2 Differences for the Steel Line Pipe
Things you need to know about hot dipped galvanized steel pipe
Fire Protection Pipe and Connection Fittings
Heat Treatment Method in Steel Pipe Industry
Differences Between Seamless Steel Pipe and Welded Steel Pipe
What is Common Defects for Welded Steel Pipes
Standards
Differences between ASTM A53 B and ASTM A106 B Steel Pipe
The differences between EN 10204 3.1 and 3.2 MTC
Casing & Tubing
Differences Between API 5CT N80-1 and N80Q
Galvanized
Galvanized Rigid Steel/Metallic Conduit Pipe (GRC)
Sucker Rod
Steel Sucker Rod and Pony Rod Differences