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Electric Power Steering System Specification Example for Assembly Programmes: Upgraded Version

Source:Train Axle / Time:2026-09-18

Electric Power Steering System Specification Example for Assembly Programmes: Upgraded Version

This is a worked specification for electric power steering system in a upgraded version programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The upgraded version version exists because the duty cycle on assembly programmes is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually documentation that arrived after the container shipped.

Electric Power Steering System

Example specification

ItemElectric Power Steering System
ApplicationAssembly Programmes
VersionUpgraded Version
Base materialStainless Steel
Controlled dimensions5 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishpowder coated
MOQ2,000 pieces per specification
Sampling7 working days, 3 days per revision
ComplianceTUV

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Stainless Steel, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Electric Power Steering System example

Processes involved

  • electroplating
  • gravity casting
  • rubber vulcanisation
  • CNC machining
  • surface grinding
  • cold forging

Where this example applies

Programmes that run upgraded version most often specify this build for assembly programmes. Related applications include agricultural trailers, construction equipment, delivery vans, long-haul trucks, three-wheelers.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 4.0 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

Can you match an existing sample?

Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

What is the minimum order quantity?

The standard MOQ is 2000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

What testing is included?

Standard lots ship with dimensional and hardness reports. TUV documentation is issued with the shipment when your market requires it.

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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