Leading Top Union Support
Technical Documents
A practical checklist for drawings, inspection requirements, documentation planning, and production handover in heavy manufacturing projects.
Technical file checklist
A complete RFQ package helps us review feasibility, estimate cost, and prevent hidden risks before production starts.
2D drawings, 3D files, revisions
Material grade and certificate requirements
Welding, machining and tolerance notes
Surface treatment and corrosion protection
NDT, dimensional inspection and FAT needs
Packing, shipping and destination details
Quality control process
1. Drawing review
Confirm scope, risks and inspection points.
2. Material check
Verify grade, heat number and certificate path.
3. In-process control
Control cutting, forming, welding and machining.
4. Final inspection
Check dimensions, weld quality, finish and packing.
5. Document handover
Issue agreed records before shipment.
Request catalog or document checklist
Send your project type and required documents. We can provide a relevant capability introduction and a practical checklist for quotation, inspection and shipment planning.
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