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UV400 series by MATICA

Compact Design, Unmatched Flow Control
Engineered for efficiency, the flanged wafer-type MATICA UV400 check valves offer a space-saving solution for secure backflow prevention. Their low-pressure drop design and versatile installation capability (in any position) make them ideal for optimizing system performance. Available in DN 15-300 and crafted from corrosion-resistant materials, these valves ensure long service life across a broad spectrum of applications involving hot water, steam, oils, and non-aggressive chemicals under high pressure and temperature conditions.

Applications
District heating networks, industrial process pipelines, chemical and petrochemical installations, shipbuilding, commercial HVAC, firefighting systems, irrigation systems.

Characteristics Details Downloads

Characteristics UV400 series

Design
Wafer Lift Check Valve
Nominal sizes
DN 15 – 300 mm
Pressure rating
PN16 bar, PN25 bar, PN40 bar, Class 150, Class 300
Maximum operating temperature
+300 °С
Connection
Wafer
Material
Stainless steel, Brass

Details

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Downloads

About UV400 series by MATICA

MATICA UV400 Series Check Valves: Official Supply in Turkey by LINDER

For industries demanding absolute reliability in pipeline systems, the prevention of backflow is a critical safety and operational imperative. LINDER ENDÜSTRİ DIŞ TİCARET LİMİTED ŞİRKETİ stands as the exclusive and official partner in Turkey for MATICA – a global leader in precision-engineered valve solutions. We provide direct, certified supplies of the renowned MATICA UV400 series wafer check valves, ensuring your operations benefit from German engineering excellence, uncompromising quality, and seamless technical support.

UV400 Series: The Epitome of Compact and Reliable Backflow Prevention

Engineered for efficiency and durability, the MATICA UV400 series represents a breakthrough in compact, flanged wafer-type check valve design. These valves are meticulously crafted to offer a space-saving, lightweight solution without sacrificing performance or safety. Their primary function is to automatically prevent the reverse flow of media, protecting pumps, compressors, and other critical upstream equipment from potential damage caused by backflow.

Core Engineering Advantages

  • Optimized Hydraulic Design: Features a significantly reduced pressure drop, minimizing energy loss and contributing to overall system efficiency.
  • Versatile Installation: Designed for universal installation in horizontal or vertical pipelines, offering unparalleled flexibility in system design and retrofit projects.
  • Rapid Response & Sealing: The precision-guided disc and spring mechanism ensure swift closing action and bubble-tight sealing, effectively eliminating water hammer and reverse flow.
  • Robust Construction: Manufactured from premium, corrosion-resistant materials, ensuring a long service life even in demanding operating conditions.

Technical Specifications & Design Parameters

The MATICA UV400 series is defined by a set of rigorous technical parameters, ensuring suitability for a vast array of industrial applications.

Primary Operational Characteristics

Valve Type: Wafer/Lift Check Valve

Nominal Diameter (DN): 15 – 300 mm

Pressure Rating (PN): 1.6 / 2.5 / 4.0 MPa (6.3 and 10.0 available upon request)

Max. Operating Temperature (Tmax): -40°C to +300°C

Primary Media: Water, Liquids, Steam, Air, Gases, Oils, Non-aggressive Chemicals

Connection Type: Wafer (Interflange)

Installation Position: Horizontal or Vertical

Flow Direction: Indicated by arrow on valve body

Primary Application: Secure prevention of reverse flow in pipeline systems.

Standard Material Configurations

The UV400 series is available in several standard material combinations to suit different media and environmental conditions:

  • Model UV474: Body: CuZn39Pb2 (Brass). Internal components: AISI304 stainless steel. Ideal for general-purpose applications with water, air, and oils.
  • Model UV444: Body & Gasket: CF8 (AISI304). Disc & Centering Ring: AISI304. Spring: X3CrNiMo. A standard solution for corrosive media.
  • Model UV455: Body & Gasket: CF8M (AISI316). Disc & Centering Ring: AISI316. Spring: X3CrNiMo. Enhanced corrosion resistance for aggressive chemical environments.

Note: All models feature A193 B8/B8M bolts.

Custom Material Engineering

LINDER, in cooperation with MATICA, can provide valves with custom material substitutions to meet extreme specifications. Available materials upon request include:

  • Body Materials: A105N, A350 Gr.LF2, A182 Gr.F11/F22/F5/F304/F316/F304L/F316L, among others.
  • Internals: A wide range of stainless, duplex, and super-alloy steels to combat specific corrosion, temperature, and pressure challenges.

Industry-Specific Applications

The versatility and reliability of the MATICA UV400 valve make it a preferred choice across multiple critical sectors in Turkey and beyond:

  • District Heating & Cooling Networks: Ensuring one-way flow in primary and secondary circuits.
  • Chemical & Petrochemical Plants: Handling process fluids, steam, and aggressive media with specified material grades.
  • Power Generation (Thermal & Geothermal): Protection of condensate and feedwater systems.
  • Shipbuilding & Marine Systems: Used in ballast, cooling, and bilge lines.
  • Commercial & Industrial HVAC: Prevention of reverse flow in chiller and boiler systems.
  • Firefighting Systems: Critical for maintaining pressure and direction in sprinkler and hydrant networks.
  • Irrigation & Water Infrastructure: Protecting pumps and ensuring controlled water distribution.

Why Source MATICA Valves Through LINDER in Turkey?

Choosing LINDER as your supplier for MATICA equipment provides tangible strategic advantages for your business.

  • Official & Direct Supply Chain: We guarantee genuine MATICA products with full certification, eliminating risks associated with uncertified intermediaries.
  • Local Technical Expertise & Stock: Our engineering team in Turkey provides pre-sales consultation, system analysis, and after-sales support, ensuring optimal valve selection and performance.
  • Customized Engineering Solutions: We bridge your specific project requirements with MATICA’s manufacturing capabilities for custom materials, pressures, or configurations.
  • Comprehensive Logistics & Documentation: We handle all aspects of import, customs clearance, and delivery, providing complete documentation packages for regulatory compliance.
  • Competitive Value Proposition: As the direct partner, we offer an optimal balance of premium quality and cost-effectiveness for the Turkish market.