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Nov . 07, 2025 14:35 Back to list

HDPE Water Supply Pipe | PE100, Leak-Free, Durable


Field Notes on the Rise of HDPE Pipes in Water Supply

I was back in Hebei last month, where the extrusion lines hum from dawn to dusk. The [HDPE Water Supply Pipe] line in Baoding, to be honest, looks almost serene when it’s dialed in: resin flowing, gauges steady, weld samples cooling on the bench.

Why the surge? Several cities are swapping out brittle legacy networks. Contractors tell me leak rates drop, joints behave, and the crews—surprisingly—like the cleaner fusion workflow. And yes, it seems that costs stack up favorably over the 50-year design horizon.

HDPE Water Supply Pipe | PE100, Leak-Free, Durable

Quick Specifications (real-world use may vary)

Product HDPE Water Supply Pipe
Diameter range Φ20 mm ~ Φ800 mm
Standard lengths 4 m, 5 m, 6 m; custom lengths available
Colors Black, natural white
Material grade PE100 (preferred), PE80 upon request
Standards GB/T 13663—2000; can be aligned with ISO 4427 / AWWA C906
SDR / PN SDR11–SDR26 (≈ PN16–PN6)
Connection Hot-melt butt fusion, electrofusion fittings
Design service life ≈ 50 years at 20°C (per ISO/GB methodologies)
Origin No.316 Pingan West Street, Shunping County, Baoding, Hebei, China 072250

Process & Quality Flow (what I saw on the floor)

  • Resin: PE100 with carbon black masterbatch (UV stabilized); MFR checked ≈ 0.2–0.4 g/10 min.
  • Extrusion: Vacuum calibration, multi-stage cooling, ovality control with real-time gauges.
  • Fusion method: Butt fusion parameters logged; bead-inspection per crew SOP.
  • Testing: Hydrostatic (ISO 1167) at 20°C/12.4 MPa (100 h) — no failure on recent batch (n=3). OIT per ASTM D3895. Dimensions per GB/T 13663.
  • Certifications: Factory typically runs ISO 9001/14001; potable-water compliance on request per GB/T 17219 or local equivalents.

Where it shines

Municipal mains and branches, industrial process water, hotel and campus retrofits, mining dewatering lines, irrigation laterals, even temporary bypass projects. The joy (I guess) is the flexibility and low leakage at fused joints.

Vendor Snapshot (my shorthand notes)

Vendor Compliance Customization Lead Time Notes
Lida Plastic (Hebei) GB/T 13663; ISO 4427 align Diameters, SDR, color stripes ≈ 7–15 days Factory-direct, steady QA
Domestic OEM (mixed) Varies; check test reports Limited color/SDR ≈ 10–25 days Price-led, verify resin grade
Trading supplier Paperwork OK, plant varies Depends on partner mills ≈ 15–35 days Mind logistics and warranty

Advantages customers mention

  • Lower leak rate via fused joints vs. gasketed systems.
  • Impact and abrasion resistance; fewer breakages during trench work.
  • Corrosion-free, smooth bore (C-factor stays high), energy savings.

Two fast case notes

1) County main upgrade (north China): SDR11, DN315, hot-melt butt fusion. Night installs, zero leaks on commissioning. 2) Quarry dewatering: SDR17 coils for rapid deployment; fewer joints, fewer headaches.

Ordering & customization tips

Specify diameter, SDR/PN, standard (GB/T or ISO 4427 alignment), color stripe, length, and fusion method. Ask for hydrostatic test records and resin CoA. For potable applications, request material hygiene compliance.

Bottom line

If you need durable mains or laterals with fewer joints, HDPE Water Supply Pipe is, in fact, hard to beat—especially where soils move or traffic loads bite. Just match SDR to pressure and log every fusion.

Authoritative citations

  1. GB/T 13663—2000: Buried polyethylene (PE) pipes for water supply.
  2. ISO 4427 series: Polyethylene pipes for water supply—Specifications.
  3. ISO 1167: Thermoplastics pipes—Resistance to internal pressure test.
  4. AWWA C906: PE pressure pipe and fittings, 4 in. through 65 in., for waterworks.
  5. GB/T 17219: Safety evaluation standard for equipment and protective materials in drinking water system.

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