TUOJING — Advanced Materials

Quality

Certified supply, documented at every link — compliance you can verify, not just promises.

Documentation

Documentation that clears inspection the first time

We supply against international standards and hand over a complete document package with every shipment.

  • Mill Test CertificateEN 10204 3.1 — chemical and mechanical results, traceable to heat.
  • Dimensional reportOD, wall thickness, length and straightness against the standard.
  • NDT reportsUltrasonic, hydrostatic and other non-destructive testing as specified.
  • PMI on requestPositive material identification to confirm grade and alloy.
  • Third-party inspectionSGS / BV / TÜV coordinated on your behalf.
  • NACE MR0175 / ISO 15156Sour-service hardness control where the grade requires it.
APISPEC 5L / 5CT
ISO9001:2015
ASTMA / SA
EN10204 3.1

Standards shown are the specifications we supply to. Mill certificates, NDT and PMI accompany each consignment, with third-party inspection arranged on request.