SGSCertification mark
Quality assurance
Quality is built into the process.
We operate an ISO 9001:2015 certified production facility, with quality management supported by audits and management reviews.
Testing & inspection
Checks from material to finished pipe.
Our certifications
Certification marks
SADCASAccreditation mark
TBSTanzania Bureau of Standards
For current certificates, validity and applicable product scope, contact SPIL.
ISO 9001:2015Quality management system
ISO 4427HDPE water pipe reference
ISO 4437PE gas pipe reference
ISO 1452uPVC pipe reference
ISO 2505
Longitudinal reversion
Evaluates length changes in thermoplastic pipes after exposure to heat.
ISO 1167
Internal pressure / hydrostatic
Computerized results and graphical representations help assess long-term performance under pressure and temperature.
ISO 6259
Elongation & tensile
Qualitative test for HDPE pipes, used to help confirm reliability of the grade of materials.
ISO 9852
Dichloromethane
Qualitative uPVC test that helps assess gelation of PVC compounds.
Impact / ball testing
Assesses the impact resistance of uPVC pressure pipes.
Online dimensional checks
Production inspections check pipe dimensions, surface finish and printed markings.
Certification and approval details: Contact SPIL to confirm current certificate validity, product scope and applicable project approvals.