S valve pipe tube for Sany concrete pump 

S valve pipe tube is a key parts for concrete pump hopper. With hardened inner, wear resistant.

S valve tube pipe for Sany concrete pump


Data Sheet:


Welded pipe 16Mn, Shaft 38 CrMoall, #45 steel, Hard facing for pipe inner wall.


≥ 50,000 CBM based on different type.

Carbide HRC

≥ 63


Molding + bead welding + welding.

Wall thickness

12mm pipe +4mm bead welding layer.


With S-valve, there are many advantage.

  • Reverse pumping is possible to solves the blockage problem without disassembling and cleaning of the pipeline.
  • S valve is especially useful for long pumping distances and high site with high pressure.
  • The S-valve has very few wear parts and all parts of the S-tube are easy to change.