• ARO-OPA-RTJ
What is a Orifice Plate Assembly with RTJ Holder?
The Orifice Plate Assembly with RTJ Holder (ARO-OPA-RTJ) by Arrotop is engineered for accurate fluid flow measurement in high-pressure and high-temperature applications. This assembly integrates an orifice plate with a Ring Type Joint (RTJ) holder ring that serves as both a support for the orifice plate and a gasket to prevent leakage, making it ideal for demanding industrial environments.
Product Data
Designed to comply with international standards like ISO 5167-2 and ASME MFC-3M, the series ensures precise differential pressure measurement and high quality orifice tappings. It is suitable for various industrial applications, including oil and gas, chemical processing, and power generation. The assembly is available with multiple orifice plate designs to accommodate different measurement requirements.
Technical Information
| Model Number | ARO-OPA-IPA |
|---|---|
| Orifice Plate Types | Concentric Square Edge, Quadrant Edge, Eccentric, Conical Entrance, Segmental |
| Standards | ISO 5167-2, AGA 3, ASME MFC-3M, JIS Z 8762, BS 1042 |
| Pressure Classes | 600, 900, 1500, 2500, 4500 |
| Flanged Rating | ANSI B16.36, ISO 5167-2, ASME MFC-3M, API, JPI |
| Size Range | DN15 (1/2″) to DN1200 (48″) |
| Plate Thickness | 3.18 mm, 6.35 mm, 9.52 mm, 12.7 mm |
| Holder Width | 27.50 mm, 28.70 mm, 30.50 mm, 31.80 mm |
| Materials | SS 304/L, SS 316/L, Duplex, Super Duplex, Monel, Hastelloy, Inconel, other alloys on request |
| Pressure Taps | Flange Taps, Corner Taps, Radius Taps |
| Markings | Upstream,” bore type, size, line size, tag number,flange rating |
| Flow Turndown | Typically >10:1 |
| Accuracy | ±1% with calibrated spool, typically ±2 to 3% |
Applications of Arrotop Orifice Plate Assembly with RTJ Holder
The Arrotop Orifice Plate Assembly with RTJ (Ring Type Joint) Holder is commonly used in industries where precise measurement and control of fluid flow are critical. Some applications include:
- Oil and Gas Industry: Used in upstream, midstream, and downstream operations for measuring flow rates of crude oil, natural gas, and refined products.
- Chemical Processing: Monitors flow rates of various chemicals and liquids in manufacturing processes to ensure accurate mixing and processing.
- Power Generation: Used in power plants to measure and control the flow of steam, water, and other fluids in boilers, turbines, and cooling systems.
- Water Treatment: Measures flow rates of water and chemicals in water treatment plants to maintain proper treatment levels and ensure water quality.
- Food and Beverage: Monitors flow rates of liquids such as beverages, dairy products, and sauces during production and packaging processes.
- Pharmaceuticals: Used in pharmaceutical manufacturing to measure and control the flow of liquids and gases in drug production processes.
- HVAC Systems: Monitors and controls the flow of air and fluids in heating, ventilation, and air conditioning systems to maintain indoor environmental quality.
Advantages of Arrotop’s Orifice Plate Assembly with RTJ Holder
The Arrotop Orifice Plate Assembly with RTJ Holder offers several advantages, which make it a preferred choice in various industries:
- Precision and Accuracy: Designed to provide accurate measurement of fluid flow rates, ensuring reliable data for process control and optimization.
- Durability and Longevity: Constructed from high-quality materials such as stainless steel or other corrosion-resistant alloys, ensuring longevity even in harsh operating conditions.
- Leak-Free Installation: The RTJ (Ring Type Joint) Holder ensures a secure and tight seal, preventing leaks and maintaining the integrity of the flow measurement system.
- Versatility: Suitable for a wide range of fluid types and operating conditions, including high-pressure and high-temperature environments typically found in industries like oil and gas, chemical processing, and power generation.
- Ease of Maintenance: Designed for easy installation, removal, and maintenance, reducing downtime and operational disruptions.
- Cost-Effectiveness: Provides cost-effective flow measurement solutions compared to alternative technologies, with lower initial costs and minimal ongoing maintenance requirements.