Orifice Flow Meters

Stable, standards-based flow measurement engineered for industrial reliability

Our orifice flow meters are engineered to generate stable differential pressure for accurate flow determination across a broad range of industrial applications. With design and manufacturing aligned to ISO 5167 / GB/T 2624 standards, each meter provides predictable behavior, long service life, and strong integration with DP transmitters and automation systems.

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CE, SIL-3 & ATEX Certifications

36-Month Factory Warranty

24/7 lifetime technical support

Trusted by 5,128 Industrial Users

Factory-calibrated to ISO/IEC standards

Precision Flow Monitoring Built on Proven DP Measurement

Explore Our Orifice Flowmeters

We offer a complete range of orifice measurement configurations to support stable, repeatable flow monitoring in pipelines of varying sizes and operating demands. Each solution is built to deliver predictable differential pressure behavior and long-term reliability.

Integrated Orifice Flowmeter

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Balance Orifice Plate Flowmeter

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Flanged Orifice Plate Flowmeter

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Direct Mount Orifice Flowmeter

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Integrated Wafer Orifice Flowmeter

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Differential Pressure Orifice Plate Flowmeter

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Orifice Flowmeter with Corner Taps

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Integral Orifice Assembly

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Main performance features

Design features that deliver measurable performance in real industrial environments.

Standards-Defined Plate Geometry

ISO 5167 sizing and profiling ensure stable discharge coefficients and predictable flow calculation.

Consistent Differential-Pressure Output

The plate generates a clean, steady ΔP signal that maintains linearity across varying flow conditions.

Broad Reynolds Number Coverage

Reliable performance is maintained from transitional to fully turbulent flow regimes.

High-Temperature Dimensional Stability

Thermally resistant alloys preserve bore accuracy and edge sharpness in steam and hot-service applications.

High-Pressure Mechanical Strength

Rigid plate construction resists deformation, maintaining coefficient stability in high-pressure pipelines.

No Moving-Part Degradation

A fixed geometry eliminates wear and drift, reducing long-term maintenance requirements.

Predictable Installation Behavior

Defined straight-run requirements produce repeatable flow profiles when properly installed.

Universal DP System Compatibility

Direct pairing with standard DP transmitters and manifolds ensures accurate and straightforward integration.

Engineered With Precision. Verified for Accuracy

R&D Design Grounded in Standardized Engineering Principles

Our orifice flow meters are developed through a disciplined approach combining standards-compliant design with application-focused refinement. Plate types, material choices, and installation configurations are evaluated to support accurate differential-pressure measurement across complex industrial environments. This process ensures that each orifice meter maintains stable behavior, integrates effectively with automation systems, and delivers consistent operational value.
  • Precision Plate Geometry

    We analyze plate-edge profiles and bore dimensions using fluid-dynamic modeling to maintain stable discharge coefficients under varying conditions. This approach ensures predictable differential-pressure behavior across a wide Reynolds-number range.

  • Standards-Based Sizing Models

    We apply ISO 5167 and GB/T 2624 design frameworks to ensure that sizing calculations, beta ratios, and installation requirements align with recognized international practices. This supports compatibility with global engineering specifications.

  • Controlled Surface Finishing

    Our machining processes maintain surface roughness and flatness within strict tolerances to minimize flow disturbance and maintain consistent ΔP generation. Each plate undergoes uniform inspection to verify dimensional integrity.

  • Coefficient Stability Analysis

    Through theoretical and empirical evaluation, we ensure the discharge coefficient remains predictable across operating ranges. This enhances integration with DP transmitters and control systems.

Manufactured With Precision, Verified for Performance

Manufacturing discipline ensures stable response across operating ranges.

We control every dimension that influences flow performance—bore diameter, beta ratio, edge profile, surface roughness, and plate flatness. Each orifice plate undergoes CNC machining followed by multi-stage measurement to confirm conformity with ISO 5167 sizing principles. Pressure taps, carrier assemblies, and sealing surfaces are produced to ensure proper alignment and repeatable DP generation when installed in pipeline systems.

Verified Performance, Certified Quality

Certified to the World’s Most Demanding Industrial Standards

Our flowmeters undergo comprehensive verification under recognized global standards. With SIL-3 safety, CE conformity, and explosion-proof certification, each unit delivers dependable performance and lasting operational integrity in demanding process conditions.

  • Precision Flow Measurement Starts Here

    Customized solutions designed for your unique application needs

    Our specialist team has 22+ years’ experience in designing and manufacturing orifice flowmeters, whether it’s customizing the design, flow range, special features, or unique materials, we have the expertise and can provide the optimal solutions to perfectly meet your application needs!
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