Product
Pressure gauge
Stainless steel diaphragm pressure gauge with corrosion-resistant structure and stable mechanical indication. Suitable for pressure measurement of corrosive media in chemical, oil & gas and water treatment industries.
Keywords:
Category:
Product
Pressue
Pressure Transmitter
- Description
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Core Overview
This stainless steel diaphragm pressure gauge features a sealed diaphragm structure to measure pressure of corrosive, easily crystallized, viscous or particle-containing media. With all-stainless steel wetted parts and reliable mechanical movement, it delivers stable on-site pressure indication and excellent corrosion resistance, making it an ideal choice for harsh industrial conditions. It is widely used in thermal pipelines, oil & gas transmission, water supply systems, chemical processing and scientific research fields.
Specification
Name
Pressure gauge
Dial diameter
Φ60 mm
Connection size
M14×1.5 (custom 1/2", 3/8", 1/4" threads available)
Measuring range
0-0.1, 0.25, 0.4, 0.6, 1, 1.6, 2.5, 4, 6, 10, 16, 25, 40, 60, 100 MPa
Mounting type
Radial (bottom mount)
Accuracy class
Class 2.5
Material
Case: 304 stainless steel
Movement: 304/316 stainless steel
Connection: 304/316 stainless steel
Surface finish
Metallic bright finish
Ambient condition
-25℃ ~ 200℃; relative humidity ≤ 85%
Product Classification
By accuracy class
● Precision pressure gauges: Class 0.1, 0.16, 0.25, 0.4
● General pressure gauges: Class 1.0, 1.6, 2.5, 4.0
By pressure reference
● Gauge pressure gauge: referenced to atmospheric pressure
● Absolute pressure gauge: referenced to absolute zero pressure
● Differential pressure gauge: measures the pressure difference between two points
By measuring range
● Vacuum gauge: measures pressure below atmospheric pressure
● Pressure-vacuum gauge: measures both below and above atmospheric pressure
● Micropressure gauge: measures pressure below 60000 Pa
● Low pressure gauge: 0 ~ 6 MPa
● Medium pressure gauge: 10 ~ 60 MPa
● High pressure gauge: above 100 MPa

Key Features
● Overpressure Protection Withstands instantaneous pressure shock up to 15 times the full range, effectively protecting the internal movement and extending service life.
● Wide Voltage Compatibility (for electric contact models) Supports 12-24V wide power supply range, adaptable to various on-site power conditions.
● Temperature Self-compensation Automatic temperature correction from -20℃ to 70℃, reduces measurement deviation caused by ambient temperature fluctuations.
● High-stability Movement Precision movement mechanism with excellent anti-interference performance, ensures stable and accurate pointer indication.
● Fast Response 6-8ms instantaneous pressure response, captures pipeline pressure changes in real time.
● Triple Protection Design (for electric models) Integrated reverse connection protection, overpressure protection and overcurrent protection for safer operation.
● High Compatibility Standard process connection fits most industrial pipeline systems; electric models support various industrial control devices.
Water & Dust Resistant IP65 protection grade, suitable for long-term operation in outdoor and complex industrial sites.
Applications
Widely used in industrial processes and scientific research scenarios:
● Chemical processing
● Mining & extraction
● Medical equipment
● Marine & shipbuilding
● Thermal pipeline networks
● Oil & gas transmission
● Water & gas supply systems
● Vehicle maintenance workshops

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The company's product range includes flow meters, level gauges, and temperature, pressure, and display instruments.