Expansion Tank for Toyota Corolla: Stainless Steel
This expansion tank for the Toyota Corolla is specified around stainless steel, which decides how it behaves in service far more than the part name does. We build to a written specification — base material, dimensions, finish and packing — and hold that specification on file so every reorder reproduces the approved piece.
The usual reason a programme changes supplier is not unit price. It is premature wear on the first batch, or a supplier who changed material without saying so. Both are specification problems, and both are preventable.
Specification
| Product | Expansion Tank |
|---|---|
| Vehicle application | Toyota Corolla |
| Material / finish | Stainless Steel |
| Typical use | Weekend Riding |
| MOQ | 2,000 pieces per specification |
| Sampling | 10 working days, 3 days per revision |
| Bulk lead time | 15-40 days after approval |
| Compliance | SAE J431 |
| Packing | 100 pieces per inner box, 500 per carton |
Material options
- Magnesium Alloy — the cost-effective default for volume programmes
- Forged Aluminium — chosen where wear resistance comes first
- Kevlar Composite — selected when the part is exposed to weather and road salt
- Chromed Steel — specified where the part sits close to a heat source
- Tempered Glass — chosen where wear resistance comes first
Processes available
- sintering
- cold forging
- gravity casting
- injection moulding
- anodising
- ultrasonic cleaning
Fitment notes
Keep the old part until the new one is on the bench. Comparing them side by side settles questions a photograph never will.
Where it is used
The specification above is the one most often ordered for weekend riding. Related applications include airport ground fleets, track days, security patrols, adventure travel, passenger transport.
Quality and packing
- In-line inspection with AQL 4.0 sampling on every lot.
- Dimensional report issued against the approved drawing.
- Carton marking and barcode to your specification.
- Golden sample retained at the factory as the reorder reference.
Questions buyers ask
What happens if a lot fails inspection?
The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.
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. SAE J431 documentation is issued with the shipment when your market requires it.
Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.
