国内 欧美 日韩 自拍 偷拍

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      S Tube Putzmeister S Valve

       

      S Tube S Valve

      be used into the hopper on concrete pumps

       

       

      Specifications:

      • The S-tube valve is constructed of splineshaft, the tube, and wear sleeve?that have been joined together through welding.
      • The splineshaft is made of 38CrMoAL material.
      • It has long and short chrome-plated wear sleeves.
      • The material is #45 seamless carbon steel tube, with thechrome plating thickness between 0.12mm and 0.16mm.
      • Hardness(surface) 900°-1200°,?equals to Rockwell Hardness 68°-72°HRC.
      • The inner hole of the S-shaped tube valve is welded up by using wear-resistant welding electrode.
      • Technics: Optional gas welding/casting.

       

      S-Tube

       

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      国内 欧美 日韩 自拍 偷拍

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