Home NI364 Verification Scheme for Unbonded Flexible Pipes This Guidance Note describes the certification scheme related to unbonded flexible pipes with their end-fittings designed and manufactured as per API 17J standard specifications. Reference Title Date NI364 R01 Verification scheme for unbonded flexible pipes Apr 2022 Check related documents: NI525 Risk-based qualification of new technology - methodological guidelines Check other Bureau Veritas rules and guidelines.