Hydraulic jack factory in Haiyan, China · since 1978

Quality control

Every jack is pressure-tested at rated load before it is packed. A test report can travel with the shipment; SGS, TÜV or BV inspection is arranged on request.

Quality control and compliance

Tested before it ships – inspection points from incoming steel to the packed carton.

  1. Incoming steel plate and seal material inspection
  2. Weld and machining checks during production
  3. 100% pressure test at rated load before packing
  4. Overload test on samples from every batch
  5. Release-valve and bypass-valve function test
  6. Coating thickness and adhesion check
  7. Label, manual and packaging check against your artwork
  8. Pre-shipment inspection with SGS / TÜV / BV on request

Applicable standards

  • EN 1494 (GS / CE)
  • ASME PASE-2019 (specification on request)
  • ISO 9001 quality system

A test report accompanies each shipment on request. Certificate PDFs and covered-model lists are on the certifications page; the full test routine is described under quality control.

Technician load-testing a hydraulic bottle jack on the factory test press

Warranty and spare parts

36 months against manufacturing defects. Seal kits and pump assemblies are stocked for catalogue models so your customers can service jacks locally.

Overload percentage, endurance cycles and AQL sampling rates still need factory confirmation before we publish numbers on this page.

Request a sample test report

Send your model list and quantities – FOB pricing, spec sheets and a container loading plan within 12 hours.