ROTATBLE FLANGED DIAPHRAGM SEAL

Exotic wetted parts & economic mounting flange, Two-piece construction, Optional flushing ring, Instrument can be positioned 360°, Replaceable wetted parts.

  • Range type: -1…0 bar up to 0…250 bar
  • Wetted parts: AISI 316L SS, Monel, Hastelloy C (others on request)
  • Sealing fluid: Silicon DC 200 (-40…205°C) (others on request)
  • Protection on wetted parts: Optional
  • Assembly: Direct/Remote

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ROTATABLE FLANGED DIAPHRAGM SEAL – 360° Positioning, Exotic Alloys, Flush‑Clean Ready

When corrosive, slurry‑laden, or sanitary services demand easy alignment and future‑proof maintenance, the ROTATABLE FLANGED DIAPHRAGM SEAL from AIMS Control delivers unmatched flexibility and durability. Built by experienced pressure gauge manufactures in Gujrat India, this two‑piece seal combines a cost‑efficient mounting flange with premium, replaceable wetted parts—so you can rotate, clean, or swap alloys without breaking process lines.

Key Design Features

  • 360° Rotatable Upper Body

Once bolted in place, the instrument head can be turned freely for optimal gauge or transmitter visibility—no pipe thread stress or gauge twisting.

  • Two‑Piece Construction

Economical carbon‑steel or SS mounting flange mates with an exotic‑alloy diaphragm capsule (AISI 316 L, Monel®, Hastelloy® C, others on request). Replace the wetted element only—cutting spares cost.

  • Optional Flushing Ring

Add side ports for in‑line cleaning, calibration, or sample extraction without dismantling the seal.

  • Field‑Replaceable Wetted Parts

Swap diaphragms when media changes or upgrade alloys as process conditions evolve.

Why This Seal Stands Out

  1. Ultimate Gauge Orientation – Rotate the instrument 360° after bolting for perfect panel sightlines and safe cable routing.
  2. Future‑Proof Alloy Strategy – Keep the flange; change only the diaphragm capsule when switching from benign water duty to aggressive acids.
  3. Maintenance in Minutes – Snap‑fit wetted modules and optional flushing ring simplify CIP/SIP or piggable line operations.
  4. Low Lifecycle Cost – Two‑piece design reduces spare parts inventory and downtime during alloy upgrades or repairs.

Ideal Applications

  • Chemical Parks & Acid Handling – Quickly align gauges on pipe racks; upgrade to Hastelloy® when media turns aggressive.
  • Refinery & Petrochemical Units – Sulphur recovery, caustic wash, and high‑temp hydroprocessing lines.
  • Pulp & Paper Mills – Black‑liquor loops needing frequent flushing.
  • Pharmaceutical Reactors – Sanitary service with periodic diaphragm replacement for batch purity.
  • Food & Beverage CIP Loops – Rotate instrument heads clear of insulation or wash‑down shadows.

Quality Assurance & Testing

  • Helium leak‑tested welded capsules
  • Pressure‑cycled to 1.5× max span for 100 k cycles
  • Alloy certificates as per EN 10204 ‑ 3.1
  • Optional dye‑penetrant and positive material identification (PMI) on exotic alloys

Why AIMS Control?

  • Regional Manufacturing Strength – Rapid delivery and custom engineering from trusted pressure gauge manufactures in Gujrat India.
  • Application Depth – Decades of diaphragm‑seal know‑how across chemical, hygienic, and abrasive services.
  • Custom Options – Dual seals, capillary remotes, high‑temperature fill fluids, or electro‑polished pharma finishes.
  • Lifecycle Value – Replaceable wetted parts cut total ownership cost while keeping your flange and piping intact.

Request a Quote Today

Boost installation flexibility, cut spare‑part expenses, and safeguard your most challenging media with the ROTATABLE FLANGED DIAPHRAGM SEAL from AIMS Control. Contact our experts now for pricing, datasheets, or an alloy‑selection consultation tailored to your process.

Related Products

  • Type: Welding Neck & Slip – On
  • Facing: Raised Face & Ring Joint
  • Size: 1” to 30″
  • Material: A | S | 304 SS / 316 SS / 316L SS / Monel 400 / Hastelloy
  • Pressure Taps: 2 (Standard)
  • Size: 1/2”, 3/4” (ANSI 300-600, 900,1500, 2500)
  • Max. flow rate: 200kg/min
  • Wetted parts: Stainless steel 316L
  • Sensor housing: Stainless steel 304
  • Fluid temperature: -200~200°C
  • Temp. Accuracy: ±1°C
  • Operating Voltage: AC85~265V, DC24V
  • Medium: Gas (except acetylene)
  • Pipe Range: DN100-DN4000, DN10-DN2000
  • Velocity: 0.1~120 Nm/s
  • Accuracy: ±1% , ±2.5%
  • Working Temperature: -40℃~+220℃
  • Working Pressure: ≤2.5 MPa, ≤4.0 MPa
  • Fluids Measured: Steam, Gases, and Liquids
  • Flow Range: 30:1 turndown
  • Liquids: 1.0 ft/s (0.3 m/s) Velocity Min. 30 ft/s (9.14 m/s) Velocity Max
  • Digital Communications: HART, Modbus, Profibus DP, Foundation Fieldbus, BACnet, USB, RS-232 Hazardous
  • Area Approvals: CE, cFMus, ATEX, PED, IECEx
  • Fluids Measured: Steam, Gases, and Liquids
  • Flow Range: 10:1 turndown
  • Accuracy: ±1.0% & ±1.5% &± 2.5%
  • Max. Process Temperature: 150℃ – 350℃
  • Nominal Operating Pressure: DN15DN50:4.0Mpa, DN65 DN200:1.6Mpa
  • Max. Pressure Rating: DN15:32Mpa; DN25:25Mpa; DN50:20Mpa, DN80:10Mpa; DN100:6.4Mpa, DN125 DN150:4.0Mpa
  • Size & Process Connection: DN4, 6, 10, 15, 20, 25, 32, 40; Thread connection, DN15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 200, Flange connection
  • Accuracy/Range ratio: ±0.5%R; 1:10; 1:15; 1:20
  • Sensor Material: SS304, SS316(L)
  • Output: Pulse, 4-20mA, HART
  • Power Supply: A: +24VDC, for 4-20mA , pulse, RS485 output
  • B: 3.6 V lithium battery, battery voltage: 2.0 V ~3.0 V

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