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Mobile Phone Repair Tools Specification Example for Long-Haul Trucks: Reinforced Build

Source:Steel Wheel Hub / Time:2026-09-18

Mobile Phone Repair Tools Specification Example for Long-Haul Trucks: Reinforced Build

This is a worked specification for mobile phone repair tools in a reinforced build 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 reinforced build version exists because the duty cycle on long-haul trucks is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually a fitment that looked right on paper and failed on the bench.

Mobile Phone Repair Tools

Example specification

ItemMobile Phone Repair Tools
ApplicationLong-Haul Trucks
VersionReinforced Build
Base materialAnodised Aluminium
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.1 mm
Finishanodised
MOQ3,000 pieces per specification
Sampling7 working days, 3 days per revision
ComplianceSAE J431

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Anodised Aluminium, 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.

Mobile Phone Repair Tools example

Processes involved

  • CNC machining
  • rubber vulcanisation
  • gravity casting
  • heat treatment
  • robot welding
  • sintering

Where this example applies

Programmes that run reinforced build most often specify this build for long-haul trucks. Related applications include boat trailers, delivery vans, off-road bikes, passenger cars, racing teams.

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 the specification be held on file?

Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the SAE J431-compliant build instead of a fresh interpretation.

What testing is included?

Standard lots ship with dimensional and hardness reports. SAE J431 documentation is issued with the shipment when your market requires it.

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 3000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.

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