Diaphragm Valve

Sanitary & Corrosion-Resistant Flow Control Solutions

Diaphragm valves utilize a flexible elastomeric or PTFE diaphragm to regulate, isolate, or throttle flow while completely isolating the fluid from the valve’s operating mechanism. This design ensures zero leakage, prevents contamination, and allows precise control — making them ideal for sanitary, corrosive, abrasive, or viscous media. Anante’s diaphragm valves feature weir-type or straight-through body designs, with manual or pneumatic actuation. Widely used in pharmaceutical, biotech, food & beverage, chemical, and water treatment industries, they deliver bubble-tight shutoff, easy maintenance, and compliance with FDA, USP, and 3A standards. Available with EPDM, PTFE, Viton, or special linings for extreme chemical resistance.

Diaphragm Valve

Diaphragm Valve

Reliable Isolation and Control for Corrosive and Sanitary Fluids

Diaphragm valves provide excellent flow control, even at low rates, making them ideal for throttling applications. Their design features a flexible diaphragm that seals against a weir or straight-through body, ensuring complete isolation of the valve stem and bonnet from the process media. This prevents corrosion and contamination, offering bubble-tight sealing and precise regulation. Suitable for handling slurries, viscous fluids, and aggressive chemicals, diaphragm valves are widely used in industries requiring high purity and reliability.

Specification

  • Product Type: Diaphragm Valve
  • Manufacturing Type: Cast
  • Size Range: 1/2" to 12"
  • Class: PN16
  • Materials of Construction (MOC): Cast Iron, SG Iron, WCB, CF8, CF3, CF8M, CF3M, CF8C, 4A, 5A
  • End Connections: Flange End, Butweld End, Socket Weld End, Screwed, Wafer/Lug
  • Operation: Manual, Actuated
  • Design Standard: ASME B16.34, BS 5156, ASME BPE
  • Testing Standard: API 598, BSEN 12266 - 1
  • Certifications: PED, UKCA, TSG, TSSA, TR, ATEX, SIL, TA-Luft, API 609, IBR
  • Type Test: Fire Test, FET, Endurance Test, Cv Test, Torque Test
  • Seat Type (Soft): PTFE, NBR, Silicon, EPDM, EPM
  • FBE Coating: Yes
  • ENP: Yes
  • Nylon Coating: Yes

Feature

  • Precise flow control and throttling capabilities
  • Bubble-tight sealing for leak-proof operation
  • Isolation of valve mechanism from process media to prevent contamination
  • Corrosion resistance with versatile material options
  • Low friction and low surface adhesion for smooth operation
  • Simple construction with minimal internal contact to resist sedimentation
  • Actuator mounting for automated control
  • Fire-tested and fugitive emission compliant designs

Benefit

  • Low maintenance due to simple design and fewer moving parts
  • Excellent for handling corrosive, viscous, or slurry media
  • Reduces hold-up volumes and improves drainability in sanitary applications
  • High chemical compatibility with PTFE and other materials
  • Rapid shutoff and precise actuation for efficient control
  • Versatile for high-pressure and critical flow regulation

Applications

  • Oil & Gas
  • Petrochemical
  • Water Treatment
  • Chemical Processing
  • Power Generation
  • Food & Pharmaceutical
  • High-pressure industrial systems
  • Sanitary and sterile processes