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    API 5DP Drill Pipe（Drill String） for Torque Transfer
    Drill String
    Drill Pipe
    Drill Pipe
    Drill Pipe
    Drill Pipe
    Drill Pipe

    API 5DP Drill Pipe（Drill String） for Torque Transfer

    > The drill rods comply with API Spec 5DP.

    > The grade of steel are determined according to the requirements of Group 1 & Group 3 of API5DP.

    > Drill pipe joints at the same level comply with the provisions under the Standard 7.

    > Standard pipe size range: 2-3/8”~6-5/8”.

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      Brief Introduction
      Technical Specification
      Sour-Service Drill Pipe

      Drill Pipe is made from premium alloy steel in accordance  with API Spec 5DP, GOST and NS- 1. API Drill Pipe, High Torque Drill Pipe, High Grade Drill Pipe, Sour-Service Drill Pipe and all other types of drill pipe are available from 2" through 7-5/8". Ecko Petro has its own double shoulder connections and other premium connections, and offers cold work on threads roots, phosphalization, nitriding or tungsten alloy plating for clients' option. Hard banding and Internal Plastic Coating can be provided on customer's request.

      Drill Pipes  are our main products. With rich experience, unique technology, high quality raw materials, advanced equipment and complete qua lity management, we have been providing its customers with first-class products and satisfactory post-sale service.

      Ecko Petro could supply a huge quantity of new drill pipe for sale, available in all standard sizes and weights, to quickly meet the drilling equipment needs of companies in the oil, gas and Geothermal industry.

      Group Grade Yield Strength Tensile Strength
      Minimum Maximum Minimum
      psi Mpa psi Mpa psi Mpa
      1  E-75 75000  517  105000  724  100000  689 
      3  X-95 95000  655  125000  862  105000  724 
      G-105 105000  724  135000  931  115000  793 
      S-135 135000  931  165000  1138  145000  1000 

      Ecko Petro's unique heat treatment technique modifies microcrystalline structure of the materials, which contributes to improve the performance of H2S corrosion resistance. With unique configuration,our drill pipe tool joints can both improve the stress distribution and gain a higher torsional strength.

      Our Sour-Service Drill Pipe and Sour-Service Drill Collar meet and exceed the requirements of  NACE 0177 Standards.

      Features:

      Strict control over the Sand Pcontent (S + P <0.03%)

      Increase of the Cr, Mo content, unique heat treatment process, grain refinement (The grain size exceeds grade 8 standards in ASTM Standard)

      Compound with double shoulder high torque connection (PMDS,  UT).

      Strict control over intensity, rigidity and other indexes.