Z28P
Product information
Habonim metal seated ball valves up to 400°C 3-piece flanged Z28P are ball valves with a hybrid or metal seal for demanding high temperature applications. Each ball and seat assembly is precision machined, ground and then fitted for a perfect match.
For the range up to 400⁰C, both the ball and seat are treated with LPTN (Low Temperature Plasma carbo-Nitriding). LPTN is a cost-effective hardening system for austenitic stainless steels, providing a minimum thickness of 40 microns and more than three times (> 68HRC) the natural hardness of the base material. Thus, the ball valve can be used for applications up to 400°C and in sizes up to 6". This particular series is suitable for high pressures up to class 2500.

Specifications
- Diameter: 1⁄4" - 6" (DN8 - DN150)
- Pressure class: class 2500
- Temperature range: -60°C to +400°C
- Connections: screwed, welding ends, flanged
- Operation: manual, worm gear, pneumatic or electric drive
- Reduced or full passage
- Fire safe according to API 607, ISO 10497 and API 6FA
- Fugitive emission according to ISO 15848-1, API641
- Compliant with PED 2014/68/EU/H, ATEX 2014/34/EU, IEC 61508-2 SIL 2/3 and NACE MR0175/ISO 15156
- Available including EN 10204 2.2, 3.1 and 3.2
Application
Habonim's Z28P floating ball valves are designed for applications with extremely high pressures and temperatures up to 400°C. They are widely used in the petrochemical industry, power plants and other harsh industrial environments where reliable performance under extreme conditions is required. With a pressure rating of up to 2500 and special hybrid seats, these valves offer a leak-tight seal and low operating forces.
Thanks to high-quality materials and coatings, such as chromium and tungsten carbide, they are resistant to corrosion and wear, making them ideal for long-term use in demanding applications.
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