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EN 10210/EN 10027 Nomenclature Explained

A lot of time our customers are searching for certain quality grades but do not understand or get confused by the name of the grade and their equivalent. To clarify some of it and to simplify by the same, the below information will be useful: Steels produced to EN standards – for example pressure vessel […]

Structural Steel Pipes

Trio Steel is one of the leading suppliers of Structural steel pipes mainly been S235, S275, S355, S420 & S460. These pipes are available in seamless & welded categories with many variants basically depending on the heat treatment & impact testing. The EN 10210 is a European Standard prepared for Structural steel. The common categories […]

Carbon Steel Pipes

Carbon Steel Pipes & Its Uses: Carbon Steel Pipes is the most commonly used material in all industries for process piping. It is preferred due to its wide availability, high strength, and good weldability, for example, screwed, socket-welded, and butt-welded. They are known as carbon steel pipes as carbon is the main alloying element and […]


HIC (Hydrogen Induced Cracking) occurs when carbon steel is exposed to hydrogen sulphide (H2S) and is the direct result of electrochemical corrosion reactions between the sour service or wet H2S environment. Particularly common to the Oil and Gas Industry where the use of steel pressure vessels is widespread, the risk of this should be considered […]

Difference Between A671 and A672 EFW Pipes

A671 and A672 areEFW (Electric-Fusion Welded) Carbon Steel Pipes used for atmospheric and lower temperatures applications (A671) and high-pressure service at moderate temperatures (A672). As mentioned above, A671 is used for atmospheric and lower temperature application and A672 is used for high-pressure service applications at moderate temperature. However, if we compare the details e.g. A672 […]

Important Points for selecting best carbon steel fittings

  Important Points for selecting best carbon steel fittings : If you have a new industrial project which includes pipe installation, you would want to select best material for laying down the pipes, elbows, flanges etc. In this context it would be useful to keep in mind a few of the following points: Evaluate the […]

Steel imports In India decline to 4.5 million tons in April-October 2016

Steel imports in India have declined upto 39 percent  to 4.5 million tons amid April-October of this financial over a similar period a year prior. Steel Minister Chaudhary  Birender  Singh has said that The government has made different strides in light of a legitimate concern for the local steel industry from unfair foreign competition. Since […]

India imposes anti-dumping duty on steel imports from China

India imposes anti-dumping duty on steel imports from China The commerce ministry had recently recommended a $25 per tonne import duty on metallurgical coke (met coke) which is a key raw material for the steel sector. The commerce ministry had recently recommended a $25 per tonne import duty on metallurgical coke (met coke) which is […]

Alloy Steel P Grade Pipes

Alloy Steel P Grade Pipes Variants ASTM A335 Pipe (ASME S/A335, Chrome-Moly) is a consistent ferritic Alloy-Steel Pipe for high temperature benefit. Pipe requested to this detail might be reasonable for bowing, flanging (van stoning), and comparable shaping operations, and for combination welding. Once in a while alluded to as “P Grade”, chrome moly pipe […]

What are Alloy Steel Pipes?

ASTM A335 Alloy Steel Pipes (ASME S/A335, Chorme-Moly) is a seamless ferritic Alloy Steel Pipes for high temperature service. Pipe ordered to this specification shall be suitable for bending, flanging (vanstoning), and similar forming operations, and for fusion welding.  Sometimes referred to as “P Grade”, chome moly pipe is popular in P-Grades P5, P9, P11, P22, and […]