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Your Position:Home >>Leaf Spring >>TRA Leaf Spring >>Trailer Suspension TRA2705 Leaf Spring
Trailer Suspension TRA2705 Leaf Spring
  • China
  • WONDEE
  • 751-05
  • TRA2705
  • Trailer
  • Tianjin, Xiamen, Shenzhen
  • About 20 Working Days
  • L/C, T/T, Western Union
  • Product Details

TRA2705 Leaf Spring Dimension:


1.Size: 75 x 13

2. Senven Leaves, Conventional type

3. OEM No.: TRA2705, 751-05

4. Weight: 44.83KG


TRA2705, 751-05 Leaf Spring


Trailer Suspension TRA2705 Leaf Spring are made as follows:


Multi-leaf springs are made as follows:

1.   Shearing of flatbar
2.   Center holepunching / Drilling
3.   End Heatingprocess forming (hot & cold process)
    1.  Eye Forming /Wrapper Forming
    2.  Diamond cutting/ end trimming / width cutting / end tapering
    3.  End punching /end grooving / end bending / end forging / eye grinding / end rolling
    4.  Center holepunching / Drilling / nibbing
4.   Heat Treatment
    1.  Heating
    2.  Hardening
    3.  Cambering
    4.  Quenching
    5.  Tempering
5.   Surfacepreparation
    1.  Shot peening /stress peening
    2.  Primary painting
6.   Eye bushpreparation process
    1.  Eye reaming /eye boring
    2.  Bush insertion
    3.  Bush reaming
7.   Assemble
    1.  Presetting &load testing
    2.  Finish painting
    3.  Marking &packing