<noframes id="ddf7h">

    <noframes id="ddf7h"><pre id="ddf7h"></pre>

        <pre id="ddf7h"><ruby id="ddf7h"><ol id="ddf7h"></ol></ruby></pre>

        <track id="ddf7h"><strike id="ddf7h"><strike id="ddf7h"></strike></strike></track>

        HOME > English > Products > Drill pipe >
        Geological drill pipe
        Geological drill pipe

        Geological Drill Introduction Hebei Geological Engineering Co. Ltd. Sun Life is specialized in producing all kinds of exploration equipment and auxiliary aids large-scale private en

        Get quotes
        Oil drill pipe API
        Oil drill pipe API

        Oil drill pipe Product Features 1. Superior-quality pipe advanced heat treatment process, high strength high toughness(especially under low temperature) 2. Smooth and long upset tra

        Get quotes
        Heavy Weight Drill Pipe
        Heavy Weight Drill Pipe

        Superior-quality pipe& advanced heat treatment process, high strength &high toughness(especially under low temperature) Smooth and long upset transition area & strong hard banding-

        Get quotes
        Oil Drill pipe
        Oil Drill pipe

        Product Features Superior-quality pipe advanced heat treatment process, high strength high toughness(especially under low temperature) Smooth and long upset transition area strong h

        Get quotes
        • 16條記錄
        Online QQ
        WeChat
        Pay attention to WeChat
        has a surprise
        AV片永久免费网站

          <noframes id="ddf7h">

          <noframes id="ddf7h"><pre id="ddf7h"></pre>

              <pre id="ddf7h"><ruby id="ddf7h"><ol id="ddf7h"></ol></ruby></pre>

              <track id="ddf7h"><strike id="ddf7h"><strike id="ddf7h"></strike></strike></track>