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Home > Product Division > Pressure > Pressure Gauges > Diaphragm Sensing Pressure Gauge

Diaphragm Sensing Pressure Gauge

Metaval’s Diaphragm Sensing Pressure Gauges are engineered for accurate measurement of low-pressure ranges, especially in applications with corrosive, clogging, or viscous process fluids. The diaphragm seal isolates the sensing element, ensuring safe and contamination-free readings. Designed to perform in demanding environments, these gauges offer durability, versatility, and reliability.

Dial sizes:

100 mm / 150 mm

Accuracy:

±2% FSD (±1.6% optional)

Shatterproof safety glass window

Dial Size:

100 mm / 150 mm

Diaphragm Material:

SS316 / SS316L / PTFE Lined / Hastelloy / Monel

Accuracy:

±2.0% FSD (±1.6% Optional)

Protection Rating:

IP68

Window:

Shatterproof / Toughened Glass

Case Material:

SS304 / SS316

Top Chamber:

SS304 / SS316

Filling Options:

Dry / Glycerine / Silicon

Connection Size:

1/2" NPT(M), Flanged or custom

Mounting:

Bottom / Back / Panel / Surface

Diaphragm sensing mechanism for low pressure measurement
Dial sizes: 100 mm / 150 mm
Accuracy: ±2% FSD (±1.6% optional)
Case and bezel: SS304 / SS316 with bayonet lock
Shatterproof safety glass window
Protection: IP68 as per IS:13947 / IEC:60529
Micrometer adjustable pointer
Built-in blow-out disc
Available with flange, threaded,or customized connections
Optional features: Gauge saver, snubber, liquid filling, flushing connections, IBR/NACE complianc

 

100% hydrostatic and pneumatic pressure testing
Calibration against master gauges traceable to NABL
Visual and dimensional inspection
CE marking, IP68 rating, EN837 compliance
Optional IBR, NACE, ATEX certification

Chemical and petrochemical industries
Pharmaceutical and food processing
Water and wastewater treatment
Pulp and paper industry
Viscous and slurry fluid processes

Documentation

Complete In-House Manufacturing Control

From forging and casting to machining, assembly, and testing — every step is managed under one roof to ensure consistent quality, faster lead times, and zero compromise.

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Get in touch with our team for additional information on product pricing, technical data, project support and more.