HDPE Pipe Fittings DN20-1200 PE100

Overview

Why HDPE Fittings Complete the Pipeline System

An HDPE pipeline is only as strong as its weakest connection point. Our HDPE fittings are precision-molded from 100% virgin PE100 resin to ensure every elbow, tee, coupler, and reducer matches the material integrity and service life of the pipe they connect to. With three fusion methods — electrofusion, butt fusion, and socket fusion — plus flange adaptors for mechanical transitions, these HDPE fittings cover the complete spectrum of installation requirements from tight-trench gas lines to large-diameter water mains. Every HDPE fitting creates a monolithic joint that is stronger than the pipe itself, delivering 50+ years of leak-proof, maintenance-free service.

◆ Three Fusion Methods — Right Fitting for Every Job. Electrofusion fittings feature embedded heating coils for digitally controlled, error-proof fusion — ideal for gas distribution, confined trenches, and repair work. Butt fusion fittings provide the most cost-effective solution for straight-line connections in irrigation and water supply. Socket fusion HDPE fittings offer quick, tool-free installation for smaller diameters (DN20–110mm). Every method creates a homogeneous HDPE joint.

◆ Full Range — One Supplier, Every Fitting. Our HDPE fittings catalog includes: 45° and 90° elbows for direction changes, equal and reduced tees for branch-offs, straight couplers for pipe joining, concentric reducers for diameter transitions, flange adaptors with stub ends for mechanical connections, threaded transitions for metal compatibility, and end caps for system sealing. All manufactured to ISO 4427 and ASTM D3261 international standards for HDPE fittings.

◆ Gas-Grade Certified — Safe for Natural Gas & LPG. Our PE100 electrofusion HDPE fittings are certified for underground natural gas and LPG distribution. Premium virgin resin with no recycled content ensures zero permeability and maximum safety. Digitally controlled electrofusion eliminates human error — the fusion machine reads the fitting's barcode and automatically applies the correct welding parameters.

◆ Universal Compatibility — Works With Any ISO-Standard Pipe. Our HDPE fittings are manufactured to international dimensional standards. As long as the mating pipe meets ISO 4427 or ASTM D3261 with the same Outside Diameter and SDR, our HDPE fittings provide a perfect, leak-proof fusion joint regardless of the pipe manufacturer. This standardization simplifies procurement for multi-supplier projects.

◆ Mirror-Smooth Inner Surface — Minimum Flow Resistance. The injection-molded inner surface of HDPE fittings is as smooth as the pipe itself, minimizing pressure loss at every junction. No scaling buildup, no rough edges to trap debris, no corrosion-induced diameter reduction — maximum hydraulic efficiency maintained for the entire 50+ year service life.

Electrofusion vs. Butt Fusion HDPE Fittings

Feature

Electrofusion (EF) Fittings

Butt Fusion Fittings

Joint Method

Embedded heating coil + digital control

Pipe ends heated + pressed together

Installation Tool

EF welding machine (lightweight, portable)

Butt fusion machine (heavier, DN-dependent)

Best For

Gas lines, tight trenches, repair work

Straight-line water, irrigation, drainage

Human Error Risk

Low — barcode auto-selects parameters

Higher — requires skilled operator

Cost

Higher fitting cost, lower labor cost

Lower fitting cost, higher labor cost

Diameter Suitability

Optimal under DN450

All diameters up to DN1200

Joint Access

Works in confined spaces

Needs space for machine clamps

Traceability

Barcode-stored weld data per joint

Manual recording

Leak Rate

Virtually zero when properly fused

Technical Specifications

Parameter	Standard / Value
Material	100% Virgin PE100 (PE80 available for non-pressure applications)
Fitting Types	Elbow (45°/90°), Equal Tee, Reduced Tee, Coupler, Cap, Reducer, Flange Adapter, Threaded
Size Range	DN20–1200mm
SDR / Pressure	SDR9 (PN20) / SDR11 (PN16) / SDR17 (PN10)
Fusion Methods	Electrofusion (EF), Butt Fusion, Socket Fusion, Flange Joint
Color	Black (UV-stabilized with carbon black)
Service Life	50+ years
Standards	ISO 4427 / ASTM D3261 / EN 12201
Certifications	ISO 9001 / CE / WRAS
Packaging	Individual polyethylene bag + carton protection for precision fusion surfaces

Application Scenarios

Municipal Water & Irrigation. Butt fusion HDPE tees and elbows for directional changes and branch-offs in large-scale water supply and agricultural irrigation networks. Cost-effective jointing for straight-line applications up to DN1200.

Natural Gas & LPG Distribution. PE100 electrofusion HDPE fittings for underground gas networks. Gas-grade certified with digitally controlled fusion parameters read from fitting barcodes. Leak-proof joints that meet the most stringent gas distribution safety requirements.

Mechanical Transitions to Metal Systems. HDPE flange adaptors with stub ends connect HDPE pipelines to valves, pumps, and metal pipe. Compression fittings provide reliable connections without fusion equipment in retrofit scenarios.

Trusted Across 110+ Countries

Our HDPE fittings serve water utilities, gas distributors, irrigation contractors, mining operators, and EPC contractors worldwide. Complete your HDPE piping system with a single source for pipe and all HDPE fittings.

Service & Support

From fusion method selection through fitting specification to installation training, our team supports your entire HDPE fittings project.

Service Item	Details
Pre-Sales Consulting	EF vs. butt fusion selection, SDR matching advice, gas-grade vs. water-grade fitting specification.
Engineering Design	CAD/PDF with fitting layout, SDR pressure class verification, material compatibility check.
Free Samples	At no charge. Customer covers freight. Material and fusion test certificates included.
Production & QC	ISO-certified using 100% virgin PE100. 100% tested for dimensional accuracy and fusion compatibility per ISO 4427.
Delivery	7–14 days. EXW, FOB, CIF. Individual protective packaging for each HDPE fitting to protect fusion surfaces.
MOQ	Flexible per project scope.
Technical Support	EF & butt fusion training, fitting installation supervision, gas line pressure testing.
After-Sales Warranty	50+ year comprehensive warranty. Dedicated team for technical support.
Payment Terms	T/T, L/C at sight. Flexible for long-term partners.
OEM / ODM	Custom SDR, fitting type, and packaging available.