Sdu 26 Plastic Dowel,Rail Dowel,Metro Dowel,Concrete Sleeper Dowel,Railroad Concrete DowelAn Sdu 26 plastic ...    More ...

Sdu 26 Plastic Dowel,Rail Dowel,Metro Dowel,Concrete Sleeper Dowel,Railroad Concrete Dowel
An Sdu 26 plastic dowel, also known as a rail plastic sleeve or concrete sleeper insert, is a component of a rail fastening system that is pre-embedded into a concrete or wooden sleeper and used to fasten the steel rail with screw spikes, guide plates, and rail clips.
Sdu Plastic Dowel

The SDU26 dowel serves as a foundation for the rail fastening system, ensuring a secure and reliable connection between the rail and the sleeper.
Sdu 26 plastic dowel is typically made from a durable plastic material like HDPE, PA6, PA66, or PA66+GF30%.
Plastic Dowel Sdu 25

Sdu 26 plastic dowel and Sdu 25 are quite similar. They are parts of W14 Rail Fastening System.
Rail plastic dowels are part of the rail fastening system. They are usually pre-inserted individually into concrete sleepers before assembling the rail fastening system components. Rail plastic dowels are also knew as concrete dowels, concrete inserts, rail plastic sleeves, plastic inserts, etc. The function of rail plastic dowels are to insulate the fastener parts from the ties.
Properties of Sdu 26 rail plastic dowel: 
Rail Screw Dowel

                                           性能Properties
                                          单位
                Units
                                          测试方法
                Test methods
                                          TEP-DBZ730
                     
                                      密度Density
                                          g/cm
                                          GB1033
                                          1.14
                     
                                      拉伸强度Tensile strength
                                          MPa
                                          GB1040
                                          ≥55
                     
                                      伸长率Elongation
                                          %
                                          GB1040
                                          ≥70
                     
                                      弯曲强度Flexural strength
                                          MPa
                                          GB1042
                                          ≥65
                     
                                      弯曲模量Flexural modulus
                                          MPa
                                          GB1042
                                          ≥2000
                     
                                      缺口冲击强度
                Notched Impact
                Strength     
                                          20℃
                                          KJ/m
                                          GB1043
                                          ≥25
                     
                                       
                                          -50℃
                                          KJ/m
                                          GB1043
                                          ≥15
                     
                                      硬度Hardness
                                          R
                                          GB9342
                                          ≥95
                     
                                      吸水率Absorptivity
                                          %
                                          GB1034
                                          ≤1.3
                     
     KUNSHAN SIGNUM MACHINERY TECHNOLOGY CO.,LTD

Steel Rails And Railroad Fasteners Supplier

• Signum workshorp covers an area of 12,000m².
  
• With ISO9001-2008 Certificate and approved license from China’s Railway Ministry.
  
• Standard or customized products are all available according to the requirements of the clients.
  
• Our products all pass strict testing with a full set of inspection facilities.
  
• With detailed requirements or drawings, you can get a quote to you within 48 hours.
  
• For some rail fasteners, we accept to send you the free samples with freight collect.
  
• Find the Rails and Fasteners you need.
  

  

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