Hdpe Fitting Electrofusion Coupling

Engineering-grade HDPE fitting coupling for precision pipework

This HDPE fitting electrofusion coupling is manufactured to tight dimensional tolerances for engineers who need repeatable, high-quality joints across a project or a fleet of specialist work.

Machined accuracy that projects trust

A CNC-machined inner bore aligns the pipe ends precisely before fusion, and terminal coils are placed to heat the joint evenly. Because each unit is consistency-trial-checked, welders get the same reliable result on the hundredth joint as on the first.

Key features

CNC-machined bore - accurate alignment reduces joint eccentricity.

Positioned terminal coils - complete, uniform fusion coverage.

Batch consistency - trial-tested dimensional reliability.

Machine compatible - works with standard EF welding equipment.

For demanding engineered systems

From civil water transmission schemes to industrial pipe loops, the fitting answers where straight-line accuracy and long duty life are specified rather than merely expected.

Applications

Civil engineering and crossing pipelines

Large-diameter water transmission mains

Industrial process and utility piping

Precision-specified PE butt-and-fusion systems

Installation note

Use genuine welder settings for the coupling size and cool per label; verify alignment before initiating the automated weld cycle.

Specifications

• Material: virgin PE100 compound
• Size range: DN20 - DN1400
• Production: injection moulded with embedded resistance wire
• Fusion: dedicated electrofusion welding machine
• Certification: ISO 9001:2015, CE and SGS

Applications

Water supply and drainage, municipal pipeline networks and industrial fluid transportation projects, in both new construction and repair work.

Why Qingfa

Zhejiang Qingfa Pipe Technology Co., Ltd. has worked in PE pipe fittings for over 20 years. The main products include electrofusion and butt fusion pipe fittings, ball valves and steel-plastic transition devices, with specifications from DN20 to DN1600 across more than 3,000 models. The company operates over 100 advanced machines with an annual production capacity of 10,000 tons, is certified to ISO management systems with CE and KS approval, and runs a CNAS-accredited laboratory. A six-level quality control system and MES process control cover production from raw material to finished goods.

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