T-piece press - reduced, 50 x 40 x 40

Product detailed description

Press T-pieces are commonly used in residential and commercial heating systems to connect multiple pipe branches. They ensure reliable connections in systems where different pipe diameters need to be joined under pressure. This component is particularly useful in central heating circuits, underfloor heating, and hot water distribution systems. The nickel-plated brass construction ensures resistance to corrosion and mechanical stress, making it suitable for long-term use in closed-loop systems.

In installations involving ALPEX pipes, this T-piece provides a secure and leak-free junction. The press connection method eliminates the need for soldering, reducing installation time and risk of thermal damage to surrounding materials. The EPDM sealing material ensures compatibility with potable water and heating media. When installed correctly, this component contributes to system stability and efficient flow distribution.

Technical parameters

Material	nickel-plated brass CW617N
Operating temperature	+120 °C
Nominal pressure	PN 10
Weight	0.914 kg
Code	510125
Brand	IVAR

The operating temperature limit of +120°C means the fitting is suitable for hot water and heating systems but not for steam or high-temperature industrial applications. The nominal pressure rating of PN 10 indicates it is suitable for low-pressure systems such as domestic hot water and underfloor heating. The material combination of nickel-plated brass and stainless steel ensures durability and compatibility with aggressive media over time.

Installation and connection

To install the press T-piece, the installer should first ensure that the pipe ends are clean and free of burrs. The fitting is placed over the pipe ends, aligning the branch with the required direction. A stainless steel clamping ring is inserted into the groove of the fitting body. The press tool is then used to compress the fitting around the pipe, forming a secure mechanical seal. The connection size is 50 x 40 x 40, meaning the main line is 50 mm and the two branches are 40 mm. After pressing, the installer should verify the alignment and inspect the pressed zone for uniformity. Common mistakes include using incorrect press tools or failing to fully seat the clamping ring before pressing, which can result in leaks or weak joints.

Compatibility and accessories

This T-piece is specifically designed for use with ALPEX cross-linked polyethylene (PE-Xa) pipes. It requires a stainless steel clamping ring and an EPDM sealing ring for a complete connection. Installers should ensure that all components are from the same system to maintain compatibility and prevent leakage. The fitting is not compatible with copper or steel pipe systems. Additional fittings such as straight press couplings or elbows may be needed depending on the layout of the installation.

Technical background for designers

The press connection operates by mechanically deforming the fitting around the pipe wall, creating a tight and durable bond. The nickel-plated brass body offers high strength and resistance to corrosion, while the stainless steel clamping ring prevents galvanic reactions. The EPDM sealing ring ensures a watertight connection even under thermal expansion and contraction. The CW617N material is suitable for systems with fluctuating temperatures and pressures. The design allows for integration into closed-loop systems with minimal maintenance requirements. Long-term performance is affected by correct installation, media compatibility, and regular inspection for signs of wear or leakage.

Service and operation

Once installed, the press T-piece requires no active maintenance. However, during routine system inspections, the joint should be checked for signs of leakage, especially after periods of high thermal cycling. If a leak is detected, the fitting cannot be re-pressed and must be replaced. The stainless steel clamping ring and EPDM sealing ring are not replaceable individually. There are no defined service intervals for this component due to its passive and durable design.

Frequently asked questions

Can the press T-piece be used for cold water systems?
Yes, the fitting is suitable for both hot and cold water systems as long as the operating temperature does not exceed +120°C.

Is it possible to reuse the stainless steel clamping ring after pressing?
No, the clamping ring is deformed during the pressing process and must be replaced with a new one for each connection.

What happens if the press tool is not properly aligned during installation?
Improper alignment can lead to uneven pressing, which may compromise the mechanical integrity of the joint and cause leakage.

Can this T-piece be used with non-ALPEX pipes?
No, the fitting is specifically designed for ALPEX PE-Xa pipes and will not provide a secure connection with other pipe materials.