Tilting Check Valve
- C11 Tilting Check Valve with Hydraulic Damper and Counterweight
- DENZ- C11 Tilting Check Valve with Hydraulic Brake is a non-return valve that is commonly used in pipeline networks requiring rapid closure and absorbing waIn conjunction with the counter lever and weight attached to its shaft through a hydraulic piston, this ensures a soft open, depending on the amount of flow, and maintains rapid closure times when the flow stops. As a result of the disc design where the center is shifted in two axes, it is able to decrease the operation torque values, reduce friction on the disc sealing area, and therefore extend the service life of the disc.
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DENZ- C11 Tilting Check Valve with Hydraulic Brake is a non-return valve that is commonly used in pipeline networks requiring rapid closure and absorbing waIn conjunction with the counter lever and weight attached to its shaft through a hydraulic piston, this ensures a soft open, depending on the amount of flow, and maintains rapid closure times when the flow stops. As a result of the disc design where the center is shifted in two axes, it is able to decrease the operation torque values, reduce friction on the disc sealing area, and therefore extend the service life of the disc.
• ENGJS500-7 Ductile iron body and bonnet for high strength and impact resistance.
• This valve is designed as a resilient seated type. There is an option to order the metal seated type for specific orders.
• As a default, the sealing ring on the disc is EPDM. Various options are available, including NBR and VITON.
• Drop-tight sealing is extended with a solid/one-piece block molded T-shaped disc sealing ring.
• The counter lever length and weight can be adjusted to adjust the speed of the open/close. DENZ-C11 Tilting check valve with hydraulic damper is recommended for
controlling speed.
• Both sides of the valve can be fitted with the arm and counterweight. Counterweights can be customized by the end user according to their usage. It is the responsibility of the DENZ technical team to provide the necessary support to the end user.
• When the valve is connected to the pipeline, the sealing can be easily replaced. For this process, the valve does not need to be removed from the pipeline. A new sealing can be installed by removing the bolts of the retaining ring.
• A welding seat made of SS308 LSI grade stainless steel is manufactured on the body using automatic welding machines and microfinished precision milling. The disc sealing ring applies equal pressure to all points of the welding seat once the disc is fully closed.
• The shafts are equipped with corrosion-resistant bronze or brass bushings.
• Due to the double shaft design, pressure loss is minimized and energy efficiency is increased.
• The pumps require less energy to operate due to the low torque advantage.
• Internal and external coatings with an average thickness of 250 microns are applied to the disc and body.
Depending on the application, higher coating thicknesses can be applied.
• Coatings that meet WRAS hygienic standards are available upon request.
• During the installation process, it is important to consider the direction arrow on the body.
• AISI420 stainless steel spindle for high strength and corrosion resistance. Upper grade shaft materials can be used.
• 100% of the valves are subjected to Hydrostatic tests according to EN 12266-1. Pressure for seat: PN x 1.1 , for shell: PN x 1.5
DENZ Su Teknolojileri A.Ş.
In the ever-evolving landscape of global trade, where adaptability and innovation are key, DENZ and our sister company, Focus Actuators, stand as beacons of manufacturing excellence and technological prowess. Located in the industrious heart of Konya, Turkey, DENZ operates one of the region's most advanced manufacturing facilities, setting a benchmark in quality and efficiency.
Our commitment at DENZ extends beyond merely meeting market demands for quality and affordability; we aim to redefine these standards. We steadfastly deliver superior, economically accessible products, aligning with the sophisticated needs of our global clientele.
The headquarters in Ankara is a nucleus of innovation and dynamism, housing our skilled export and marketing teams. These teams drive our vision of excellence and customer-centric service, propelling us towards new frontiers in manufacturing.
Equally significant is our sister company, Focus Actuators, renowned for its specialized manufacturing of multi-turn and quarter-turn electrical actuators for valves and penstocks. Focus Actuators complements DENZ's offerings, embodying the same ethos of innovation and quality. Together, we represent a comprehensive solution in the field of industrial manufacturing and automation.
Our Konya facility, featuring a state-of-the-art, self-financed casting foundry, is a testament to our commitment to in-house production and stringent quality control. When partnering with DENZ and Focus Actuators, clients are assured of expedited, efficient delivery for complex projects, backed by competitive pricing and unparalleled product quality.
Every product from our facilities carries the proud distinction of being 100% Turkish-Made, a testament to our dedication to sustaining local craftsmanship on a global scale. This is more than a mark of origin; it is our pledge to uphold and celebrate the rich legacy of Turkish manufacturing, meeting the world's needs with our innovative solutions.

