Piston Rod-direct manufacturer-Qingdao Zhangshi Machinery

Piston rod source factory

Precision-engineered piston rods with OEM customized according to customers drawings or samples.

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Piston rod manufactuer

Qindgao Zhangshi Machinery Co., Ltd. is one of large factories of piston rods with a registered capital of 56 million yuan. It has been almost 23 years since its establishment. With more than 240 employees and the annual output is around 150 million yuan. 

Main products

Piston rods for gas spring of automotive strut, piston rods for gas spring of chairs, chair tubes, front fork tubes for mountain bike. 

Products Guarantee

Our workshops-process piston rods

  1. Raw material inspection
  2. Cold-drawing
  3. Straightening and cutting 
  4. Machining to get thread end, rivet end, and roll tread
  5. Grinding 
  6. QPQ production line 
  7. Polishing and checked by CCD equipments 
  8. Final inspection and warehousing and then delivery.

Welcome to tell us your requirement?

Share your piston rod drawings or samples to us, our team will try our best to delivery in time with exciting profession, excellent quality, excellent service, amazing experience. Come and join us!

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