PE Hot Melt Reducing Tee

The PE Hot Melt Reducing Tee is a specialized branch fitting designed for PE pipeline systems that require both flow diversion and pipe size reduction within the same connection point. Manufactured from high-quality PE100 high-density polyethylene using one-piece injection molding technology, the fitting delivers excellent structural integrity without secondary welding defects or weak joints.

Designed with a reducing tee configuration, the two main outlets share the same diameter while the branch outlet features a smaller size. This structure allows efficient fluid distribution from a larger main pipeline to a smaller branch line, making it ideal for pressure balancing and pipe size transition applications.

The fitting is produced in accordance with major international and domestic standards, including:

GB/T 15558
GB/T 13663
ISO 4427
ISO 4437

Using a hot melt socket fusion connection method, the PE Hot Melt Reducing Tee forms a fully integrated fusion joint with PE pipes, ensuring excellent sealing performance and long-term operational reliability across a wide range of fluid transportation systems.

It is widely used in:

Municipal water supply systems
Natural gas distribution networks
Industrial chemical pipelines
Agricultural irrigation systems
Mining slurry transportation
Rural drinking water projects

Technical Specifications

Item	Specification
Product Name	PE Hot Melt Reducing Tee
Connection Type	Hot Melt Socket Fusion
Material	PE80 / PE100 HDPE
Structure	Reducing Tee
Size Range	DN32 – DN355
Pressure Rating	1.0 MPa / 1.6 MPa
SDR Rating	SDR11 / SDR17
Oxidation Induction Time (210°C)	≥ 20 min
MFR Change After Processing	≤ 20%
Standards	GB/T 15558, GB/T 13663, ISO 4427, ISO 4437
Color	Black

Key Features & Performance Benefits

Integrated Reducing Branch Design

The reducing tee structure enables direct branching from larger diameter main pipes to smaller branch pipelines without requiring additional reducer fittings. This simplifies pipeline layouts and reduces installation complexity.

The streamlined internal flow path helps maintain stable fluid movement while minimizing turbulence and pressure loss.

Smooth Internal Surface for Efficient Flow

The inner wall of the fitting is smooth and low-friction, reducing flow resistance and improving hydraulic efficiency.

Compared with conventional metal fittings, the PE Hot Melt Reducing Tee can significantly reduce fluid transport losses while minimizing sediment buildup, scaling, and bacterial growth inside the pipeline.

Strong Fusion Connection with Leak-Free Performance

The PE Hot Melt Reducing Tee uses homogeneous hot melt fusion technology to create molecular-level bonding between the fitting and the pipe.

Benefits include:

Seamless integrated connection
No leakage or air infiltration
Superior pressure stability
No risk of threaded joint loosening
Reliable long-term sealing performance

The fusion joint strength can exceed the pipe body's own tensile strength, making it suitable for demanding municipal and gas transmission systems.

Outstanding Corrosion & Aging Resistance

PE100 material offers excellent chemical stability and long-term durability.

The fitting resists:

Acid and alkali corrosion
Soil chemicals and moisture
Rust and scale formation
UV aging and environmental stress cracking

Unlike metal fittings, it requires no anti-corrosion coating or additional maintenance during underground service.

Under normal operating conditions, the service life can exceed 50 years.

High Impact Strength & Structural Stability

Advanced one-piece injection molding creates a dense and uniform structure without pores, cracks, or weak points.

The fitting provides excellent resistance against:

Ground settlement
Heavy surface loads
Pipeline vibration
Low-temperature impact
External mechanical stress

This makes it highly suitable for buried and high-pressure pipeline installations.

Fast Installation & Wide Compatibility

The fitting is designed to work with standard PE hot melt welding equipment and requires no flanges, threaded joints, or complicated transition components.

Installation advantages include:

Simple welding process
Faster project completion
Reduced labor requirements
Lower installation costs
Excellent compatibility with standard PE pipelines

Safe, Hygienic & Environmentally Friendly

Manufactured from virgin food-grade and industrial-grade PE material, the fitting is non-toxic, odorless, and compliant with potable water safety standards.

Additional environmental benefits include: