Api 5CT Tubing, Api 5CT well casing, s135 drill pipe -Bestar Steel Co., Ltd
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  • The Advantages and Disadvantages of Offshore Pipeline

    Offshore pipeline is broadly used to transfer considerable amounts of oil pipeline around the seabed through the closed tubes, which are key parts of the offshore oil (gas) area development and production system. At present, it is the fastest, the safest and the most reliable and economic mode of transporting offs...

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  • Price List for Steel Pipe and Tube2017.6.22

    Price List for Steel pipe and tube from Bestar, all the prices are subject to our final confirmation. Price List for Steel Pipe and Tube Standard: ASTM API5L/ASTM A106/ASTM A53 ...

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  • Stock List for Steel Pipe and Tube2017.6.22

    Stock List for Steel Pipe and Tube  No. Name Standard Grade Size Quantity OD (mm) WT (mm) ...

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  • Hot Rolling Treatment and Cold Stretching Treatment

    After hot rolling or casting, the steel is no longer specialized for heat treatment and deliver directly after cooling, that is called hot rolling treatment. The terminal temperature of hot rolled is generally 800 to 900 degrees Celsius. After that, steel is generally cooling in the air, thus the state is equivale...

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  • Oil Country Tubular Goods

    Oil country tubular goods (OCTG) is a family of seamless rolled products consisting of drill pipe, casing and tubing subjected to loading conditions according to their specific application. Drill pipe is heavy seamless tube that rotates the drill bit and circulates drilling fluid. Pipe se...

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  • Difference between Pipe and Tube

    Shape Pipes are always round in shape. Tubes can be square, rectangular or round. Strength Tube is stronger than pipe. Metal Types Tube is available in hot rolled steel and cold rolled steel. Pipe is typically black steel (hot rolled). Both item...

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