1. <track id="5y8eg"></track>
      <track id="5y8eg"></track>

        <bdo id="5y8eg"><optgroup id="5y8eg"><thead id="5y8eg"></thead></optgroup></bdo>
        <tbody id="5y8eg"></tbody>
        <tbody id="5y8eg"><span id="5y8eg"></span></tbody>
        more

        Content

        Cangzhou Spiral Steel pipe Group Co., Ltd
        Company Contacts:Hu Feng Ling.
        MP:13833737000
        Tel:0317-3504499
        E-mail:392983893@qq.com
        Address:No. 92 Jiefang East Road, Zhangzhou City

        Petroleum and natural gas transportation pipe

        石油天然氣輸送螺旋鋼管

         

        規格: 口徑:219 - 3200mm;

        壁厚:6 - 26mm;

        材質: Q235、Q345、L245、L290、L360、L415、L485

        標準: GB/T9711.2-1997

         

        Petroleum and natural gas transportation

         

        國標、也叫石油天然氣工業輸送鋼管交貨技術條件第二部分:B級鋼管。

         
        1. <track id="5y8eg"></track>
            <track id="5y8eg"></track>

              <bdo id="5y8eg"><optgroup id="5y8eg"><thead id="5y8eg"></thead></optgroup></bdo>
              <tbody id="5y8eg"></tbody>
              <tbody id="5y8eg"><span id="5y8eg"></span></tbody>
              四虎国产精品无码一区,又粗又大又爽国产av,亚洲av无码影视久久乐第一区,国产精品一麻