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April 14, 2020

Types of casing threads used

Casing and tubing strings are the main parts of the well construction. All wells drilled for the purpose of oil or gas production (or injecting materials into underground formations) must be cased with material with sufficient strength and functionality.Oil country tubular goods (OCTG) is a family of seamless rolled products […]

April 10, 2020

How is stainless steel made of?

Stainless steel is made up of iron alloys, chromium (at least 10.5%) and other metal alloys such as nickel, titanium, copper or molybdenum. Essentially, it’s a family of heat and corrosion resistant metals combined to create an incredibly useful metal. The makeup of stainless steel varies depending on its intended […]

April 9, 2020

A brief introduction of Steel Drill Pipe

Drill pipe is used to transmit power by rotary motion from ground level to a drilling bit at the bottom of the hole and to convey flushing media to the cutting face of the tool. Thus it plays a vital part in the successful drilling of oil and gas wells. […]

April 7, 2020

Stainless Steel Pipe Types

Stainless steel is a versatile material comprised of a steel alloy and a small percentage of chromium — the addition of chromium adds to the material’s corrosion resistance, a trait that earned stainless steel its name. Because stainless steel is also low-maintenance, oxidation resistant, and doesn’t affect other metals it […]

April 3, 2020

API 5CT K55 Casing Pipe for Algeria Client

Casing is a large-diameter pipe that serves as the structural retainer for the walls of oil and gas wells, or well bore.It is inserted into a well bore and cemented in place to protect both subsurface formations and the wellbore from collapsing and to allow drilling fluid to circulate and […]

April 2, 2020

API N80-1 Seamless Casing Pipe with BTC threads as per API 5CT

API N80-1 Seamless Casing Pipe with BTC threads N80 Seamless Casing Pipe includes N80-1 and N80-Q steel grades. These 2 grades are the same in both of chemical composition and mechanical properties. The only difference is the Heat Treatment. The latter one N80-Q steel pipe requires heat treatment before they […]

March 30, 2020

Identification Method of Seamless Steel Pipe and Welded Steel Pipe

There are four main methods to distinguish welded steel pipe from seamless steel pipe: 1. Metallographic method Metallographic method is one of the main methods to distinguish welded steel pipe from seamless steel pipe. High frequency resistance welded steel pipe does not add welding material, so the weld of welded […]

March 25, 2020

How to control the accuracy of stainless steel welded pipe?

Stainless steel welded pipe refers to steel pipe with strict dimension accuracy (tolerance range), good surface finish, roundness, straightness and uniform wall thickness. The main technical indexes of stainless steel welded pipe produced by this technology have met or partially exceeded the requirements of national standard GB12771-2002 and ISO4394/I-1980 (E). […]

March 23, 2020

A192 SMLS Tube for Thailand Client

ASTM A192 Carbon Steel Tube specification covers Seamless Carbon Steel Boiler Tubes for High-Pressure Service. ASTM A192 Seamless Steel Tube is applied as minimum-wall-thickness, seamless carbon steel boiler and superheater tubes for high-pressure service, AGICO supplies ASTM A192 steel tube in hot rolled and cold drawn delivery state, It is generally used […]