Plastic Pipes (HDPE/PPR/PVC/PE/PP)
- Performance
- HDPE double-wall corrugated pipe with ring stiffness SN4 (4kN/m²), suitable for shallow burial, sidewalks and general residential drainage/sewage; smooth inner wall and corrugated hollow outer wall structure; complies with GB/T 19472.1-2019.
- Executive Standard
- GB/T 19472.1-2019