Stopper press fittings 15

Product detailed description

Press cap fittings are essential components in closed pipe systems for heating, fire suppression, and industrial air or gas transport. They are used in residential, commercial and industrial buildings where leak-free connections are required. Installers and technicians often work with these fittings during the setup of central heating circuits, refrigeration ducts, and fire water supply lines. These systems require precise sealing and resistance to varying temperatures and pressures.

Proper selection and installation of press fittings ensure long-term performance and safety. The IVAR IVC51.15 model is suitable for sealing ends of steel pipes in systems that operate within a defined temperature and pressure range. It is commonly used in closed-loop systems where thermal expansion and contraction are expected, such as in underfloor heating or solar thermal circuits.

Technical parameters

Operating temperature	-20 °C
Nominal pressure	PN 16
Resistance to high pressures up to	16 bar
Weight	0.022 kg
Code	IVC51.15
Brand	IVAR

Installation and connection

To install the IVAR IVC51.15 press cap fitting, the end of the steel pipe must be prepared by removing burrs and ensuring a clean, smooth surface. The fitting is then slid over the pipe and positioned correctly. A press tool compatible with Type M jaws is used to apply the required deformation, creating a secure and leak-proof seal. After pressing, the molding indicator should be checked visually to confirm proper engagement. Common installation errors include incorrect alignment, insufficient or excessive pressing force, or using incompatible tools. Always verify the pipe diameter and ensure the fitting matches the specified size before pressing.

Compatibility and accessories

The IVAR IVC51.15 press cap fitting is compatible with other components of the IVAR press fitting system, including straight and elbow fittings. It is intended for use with carbon galvanized steel pipes and requires a press tool with Type M jaws. No additional sealing compounds or coatings are needed. When planning an installation, ensure that all fittings and tools are from the same system to maintain compatibility and system integrity.

Technical background for designers

Press cap fittings operate by deforming the outer sleeve around the pipe, creating a mechanical bond that prevents leakage. The material used—carbon galvanized steel—offers good corrosion resistance and mechanical strength. This makes the fitting suitable for a wide range of applications, including those involving dry air, inert gases, and water-based systems. The performance of the fitting depends on correct installation, proper tooling, and adherence to specified operating conditions. Long-term efficiency is influenced by the quality of the pressing process and the condition of the pipe surface before installation.

Service and operation

During operation, the fitting requires no active maintenance. However, periodic visual inspections are recommended to detect signs of mechanical stress, corrosion or deformation. Any damage to the fitting or pipe should be addressed immediately by replacing the affected component. The fitting does not require scheduled service intervals, but any system shutdowns offer an opportunity to inspect the integrity of all press connections.

Frequently asked questions

Can the IVAR IVC51.15 be used in solar heating systems?
Yes, it is suitable for solar systems provided the operating temperature remains within the specified range of -20 °C to +120 °C.

Is it compatible with inert gases?
Yes, the fitting can be used with inert gases as part of industrial gas distribution systems.

What type of press tool is required?
A press tool with Type M jaws is required to ensure correct deformation and sealing of the fitting.

Does it require surface coating for sealing?
No, the fitting relies on the mechanical pressing process rather than surface coatings for a leak-free connection.