Neutral verification.
ZZ Steel · Power Infrastructure
THIRD PARTY INSPECTION
Independent. Impartial. Trustworthy.
ZZ Steel welcomes and fully supports independent inspection to verify quality, safety, project specifications and international requirements.
Compliance with specifications.
Prevent potential issues.
Recognized inspection agencies.
Complete reports.
Verified results.
Third Party Inspection Process
Client requirement and plan.
ITP, standards and schedule.
Witness and hold points.
Clear findings and records.
Customer acceptance.
Shipment after approval.
Scope of Third Party Inspection
Material & Fabrication
- Raw material
- dimensions
- welding
- NDT.
Surface & Assembly
- Galvanizing
- trial assembly
- marking.
Shipment
- Packing
- quantity
- loading
- documents.
TPI Organizations We Welcome
SGS
TÜV SÜD
Bureau Veritas
Intertek
Lloyd’s Register
DNV
ABS
Other Approved TPI
Inspection Stages
Raw Material
Certificates and properties.
Dimensional & Visual
Surface and tolerances.
Welding
VT, UT, MT and PT.
Galvanizing
Thickness and appearance.
Trial Assembly
Fit-up and bolt alignment.
Loading & Delivery
Packing and shipment.
Standards & Codes
ISO 9001
ISO 1461
AWS D1.1
EN 1090
IEC 60826
ASTM A123
Project Specifications
Documents & Reports Provided
Why Clients Choose ZZ Steel
Our Commitment
ZZ Steel is committed to full transparency and quality assurance. We welcome third-party inspection at any stage and provide complete records for every inspection point.
Build a stronger project with ZZ Steel.
Share your requirements with our engineering and sales team.