OTHER
ISO 21138-2:2020
Plastics piping systems for non-pressure underground drainage and sewerage — Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) — Part 2: Pipes and fittings with smooth external surface, Type A
ISO 21138-2:2020 is an international standard focusing on plastics piping systems for non-pressure underground drainage and sewerage, specifically addressing structured-wall piping systems made of PVC-U, PP, and PE, focusing on pipes and fittings with smooth external surfaces, Type A
📄 Document
Title: APPLICATION FORM OF ISO 21138-2:2020
📜 Document Instructions:
Please fill the application form and upload required documents online for ISO Certification.
