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Quality Components, Reliable Cylinders

We manufacture key hydraulic cylinder parts with strict quality control and advanced machining processes.

Production Range

Chrome Plated Rod

  • Material grade: ST52, ST52.3, AISI 1020, AISI 1045, 4140 (42CrMo), 40Cr, Q460, Q500, 27SiMn, SS304, SS316 etc
  • Diameter: from 10mm to 560mm,
  • Length: 16 meters max length
  • Chrome Thickness: min 20μm
  • OD tolerance: ISO f7
  • Available treatment: Quenching and Tempering, Induction and Hardening, Nitriding, etc
  • Salt spray test: ASTM B 117, 36 hours
Honed Tubes for hydraulic cylinders
Production range

honed tube

  • Material: ST52, ST52.3, AISI 1020, AISI 1045, 4140 (42CrMo), SS304, SS316 etc
    Size: ID from 40mm to 1000mm
    Max length: 20 meters
  • Straightness: 0.5/1000mm
  • Tolerance EXT: DIN 2391
  • Tolerance INT: ISO H8
  • Roughness(Ra): 0.1 to 0.2μm
  • Impact test: -20°C, 27 J
  • Types: cold drawing, normalizing treatment, honing

Production equipment

Cold-Drawing-Machine
Cold Drawing Machine
Straightening-Machine
Straightening Machine
Centerless-Grinding-Machine
Centerless Grinding Machine
Cylindrical-Grinding-Machine
Cylindrical Grinding Machine
Burnishing Machine
Burnishing Machine
Boring-and-Milling-Machine
Boring and Milling Machine
Honing-Machine
Honing Machine
Skiving-Machine
Skiving Machine

standard packing

packing-of-honed-tubes
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packing-of-honed-tubes-3
packing-of-chrome-plated-rods

Get more information about us

JW Hydraulic Cylinder Logo

Contact Information

Send an enquiry

Ph: +86-21-62666697

Mobi: +86 133 3793 7369

Email: link@jwgroup.cc

Add: No 2299, Xiangjiang Road, Shanghai, China