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Trusted Supplier of Diaphragm Gauge Working Models

As a trusted supplier, we provide high-quality diaphragm gauge working models, ensuring reliable pressure measurement for diverse industrial needs.


Product Features:
  • Dial size: 2", 2.5", 4", 6"
  • Range: -1~40Bar
  • Diaphragm Body: SS 304 or SS 316L
  • Diaphragm Seal: SS316L
  • Diaphragm connection Size: Customised

Product Detail

Product Tags

Product Main Parameters
ModelPG-D-05
Nominal size100 mm
Accuracy class1.6
Scale ranges-1~40 bar
Permissible temperatureAmbient: -20~60℃, Medium: 150℃
Process connectionS.S 304
Connection SizeCustomized
Diaphragm bodyS.S 304 or S.S 316L
Diaphragm sealS.S 316L
CaseS.S 304
BezelS.S 304
WindowPC
DialAluminum (customized logo)
PointerAluminum, black
Common Product Specifications
TypeDiaphragm Pressure Gauge
ApplicationGases, compressed air, liquid
Product Manufacturing Process

Diaphragm pressure gauges are manufactured through a sequence of precision engineering processes involving material selection, machining, assembly, and calibration. The process begins with the selection of high-grade materials such as stainless steel or polymers, which ensure resilience and compatibility with various media. The diaphragm is crafted using advanced machining techniques to achieve the required flexibility and sensitivity. The gauge assembly involves the integration of the diaphragm with the transmission mechanism, typically a pointer or sensor. Rigorous calibration ensures that the gauge's deflection corresponds precisely to the pressure levels. Quality control measures are applied at each stage to maintain the accuracy and reliability of the final product.

Product Application Scenarios

Diaphragm gauges find application across a multitude of industries, ensuring precise pressure measurement in demanding environments. In the oil and gas sector, they are crucial for monitoring pipeline pressures and ensuring safe operations. In the chemical and petrochemical industry, diaphragm gauges are indispensable for handling corrosive and hazardous fluids. The food and beverage industry relies on these gauges for sanitary pressure measurement in production processes. Pharmaceutical industries use diaphragm gauges to maintain sterile conditions and accurate pressure control. Furthermore, HVAC systems utilize these gauges for efficient pressure management in heating, ventilation, and air conditioning applications.

Product After-Sales Service

Our commitment as a reliable supplier extends beyond the sale, providing comprehensive after-sales service including technical support, maintenance guidance, and warranty options to ensure optimal diaphragm gauge performance.

Product Transportation

We ensure safe and efficient transportation of diaphragm gauges, employing secure packaging and trusted logistics partners to deliver products promptly to our global clientele.

Product Advantages
  • High accuracy and sensitivity for low to medium pressure measurements.
  • Versatility in handling a wide range of fluids and gases.
  • Durability to withstand harsh environmental conditions.
Product FAQ
  • How does a diaphragm gauge work? A diaphragm gauge uses a flexible membrane that deflects under pressure, translating mechanical pressure into a readable measurement through a pointer or sensor.
  • What materials are used in diaphragm gauges? Common materials include stainless steel and elastomeric compounds, selected based on media compatibility and pressure range requirements.
  • Are these gauges suitable for corrosive environments? Yes, with appropriate material selection, diaphragm gauges can function effectively in corrosive environments, making them versatile and reliable.
Product Hot Topics
  • How do diaphragm gauges compare to other pressure gauges? While diaphragm gauges excel in low to medium pressure scenarios, bourdon tube gauges are typically used for higher pressure applications. Diaphragm gauges offer versatility and are ideal for corrosive or hazardous materials.
  • What industries benefit most from diaphragm gauges? Industries such as oil and gas, chemical, food and beverage, and pharmaceuticals benefit greatly due to their specific pressure measurement needs and environmental conditions.

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