Orifice Flange Manufacturer
Best Orifice Flanges Manufacturer in India since 1971.
Table of Contents
Teshi Group: Leading Manufacturer, Stockist, Supplier, and Exporter of Orifice Flanges in India.
Teshi Group stands as a leading manufacturer, stockist, supplier, and exporter of Orifice Flanges in India, offering high-quality solutions to industries worldwide. With decades of experience and a commitment to excellence, Teshi Group has built a strong reputation in the market for delivering precision-engineered Orifice Flanges, essential components used for accurate flow measurement in pipelines. These flanges are meticulously designed and manufactured using top-grade materials, including stainless steel, carbon steel, and alloy steels, ensuring durability, strength, and reliable performance in various industrial applications. Teshi Group’s Orifice Flanges adhere to international standards such as ASME B16.5, ASME B16.47, and API 605, providing clients with assured quality and compliance for critical operations in industries like oil and gas, petrochemical, power generation, and chemical processing. As a trusted supplier and exporter, Teshi Group’s extensive inventory, coupled with advanced manufacturing capabilities, ensures timely deliveries and cost-effective solutions, positioning them as a preferred partner in global markets. Their team of experts is dedicated to offering customized solutions, meeting specific client requirements and contributing to seamless operations. Whether serving domestic or international clients, Teshi Group’s expertise, customer-centric approach, and high-quality Orifice Flanges make them a reliable name in the industry.
Teshi Group is an ISO certified Orifice Flanges manufacturer & distributor in India.
About Orifice Flanges :-
Orifice Flanges are specialized flanges designed to accommodate and support the installation of an orifice plate, which is used for measuring the flow rate of liquids and gases in a pipeline. These flanges provide a precise and secure connection between the orifice plate and the piping system, enabling accurate flow measurement in critical applications. They are typically used in conjunction with differential pressure (DP) flow meters and are essential components in flow metering systems.
An Orifice Flange consists of two flanges that are bolted together, with an orifice plate inserted between them. The orifice plate has a precisely calibrated hole through which the fluid or gas flows. The Orifice Flange design includes drilled holes for pressure taps, which are used to measure the pressure difference across the orifice plate. This pressure differential is then used to calculate the flow rate of the fluid or gas, based on established flow equations.
Orifice flanges are available in various sizes, pressure ratings, and materials to suit different pipeline diameters and system requirements. They are often made from materials such as carbon steel, stainless steel, or alloy steels to ensure durability and resistance to corrosion, especially in demanding environments such as chemical processing, oil and gas, power generation, and water treatment.
These flanges are designed in accordance with industry standards like ASME B16.36 and API 605, which define their dimensions, pressure ratings, and construction features. The accurate positioning of the orifice plate and the integration of pressure taps into the flange design are critical for maintaining the accuracy of the flow measurement.
The main advantages of Orifice Flanges include their ability to measure flow rates with high accuracy, their ease of installation, and their cost-effectiveness compared to other flow measurement devices. They also allow for easy removal and replacement of the orifice plate, making them ideal for systems that require frequent calibration or maintenance. Orifice flanges are essential in industries where precise flow measurement is crucial for system control, monitoring, and optimization.
Standard Specification of Orifice Flange
Standard Specifications |
Dimensions
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ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
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Size
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1/2" (15 NB) to 48" (1200NB)
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Class
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150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
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DIN
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DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636,DIN 2637, DIN 2638, DIN 2673
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BS
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BS 4504 , BS 4504, BS 1560, BS 10
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PN
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PN6, PN10, PN16, PN25, PN40
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Flange Face Type
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Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)
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Material & Grades of Orifice Flange
Material & Grades |
Stainless Steel Orifice Flange
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ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
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Duplex & Super Duplex Steel Orifice Flange
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ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61
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Carbon Steel Orifice Flanges
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ASTM / ASME A/SA 105 ASTM / ASME A 350, ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706
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Low Temperature Carbon Steel Orifice Flanges
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ASTM A350, LF2, and LF3
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Alloy Steel Orifice Flanges
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ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91
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Copper Alloy Steel Orifice Flanges
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ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500 (Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
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Nickel Alloy Orifice Flanges
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ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel 600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No. N10276), Alloy 20 (UNS No. N08020)
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Application Of Orifice Flange
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Application |
1
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ANSI B16.5 Class 150 Orifice Flange uses in Industrial Boilers Industry
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2
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ASTM A182 Stainless Steel Orifice Flange uses in Power Plants Industry
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3
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ASME B16.47 Series A and B Orifice Flange uses in Nuclear Plants Industry
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4
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Stainless Steel Orifice Flange uses in Oil & Gas Industry
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5
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Super Duplex Steel Orifice Flange uses in Refineries Industry
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6
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Industrial Orifice Flange uses in Ship Building Industry
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7
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Super Duplex Steel Orifice Flangea Forged Flange uses in Heat Exchanger Industry
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8
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Carbon Steel Industrial Orifice Flange uses in Condensers Industry
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9
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Alloy Steel Industrial Orifice Flange uses in Paper & Pulp Industry
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10
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Duplex Steel Industrial Orifice Flange uses in Marine Applications
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11
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Stainless Steel Industrial Orifice Flange uses in Nuclear Power Industry
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12
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Industrial Orifice Flangea / Fittings System uses in Fossil Fuel Power Plants Industry
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Teshi Group Is A Leading Suppliers Of Orifice Flange In India
We supply Orifice flange to Agra, Ahmedabad, Ajmer, Aligarh, Allahabad, Ambattur, Amravati, Amritsar, Asansol, Aurangabad, Bangalore, Bareilly, Belgaum, Bhavnagar, Bhilai Nagar, Bhiwandi, Bhopal, Bhubaneswar, Bikaner, Chandigarh, Chennai, Coimbatore, Cuttack, Dehradun, Delhi, Dhanbad, Durgapur, Faridabad, Firozabad, Gaya, Ghaziabad, Gorakhpur, Gulbarga, Guntur, Gurgaon, Guwahati, Gwalior, Haora, Hubli and Dharwad, Hyderabad, Indore, Jabalpur, Jaipur, Jalandhar, Jalgaon, Jammu, Jamnagar, Jamshedpur, Jhansi, Jodhpur, Kalyan & Dombivali, Kanpur, Karnataka, Kochi, Kolapur, Kolkata, Kota, Loni, Lucknow, Ludhiana, Madurai, Maheshtala, Malegoan, Mangalore, Meerut, Mira, Bhayander, Moradabad, Mumbai, Nagpur,Nanded Waghala, Nashik, Navi Mumbai, Nellore, Noida, Patna, Pimpri & Chinchwad, Pune, Raipur, Rajkot, Ranchi, Saharanpur, Salem, Sangli Miraj Kupwad, Siliguri, Solapur, Srinagar, Surat, Thane, Thiruvananthapuram, Tiruchirappalli, Tirunelveli, Udaipur, Ujjain, Ulhasnagar, Vadodara, Varanasi, Vasai Virar, Vijayawada, Visakhapatnam, Warangal.
Orifice Flange Exporter to all major cities in the world
We export Orifice flange to Seoul, Hanoi, Los Angeles, Rio de, Houston, York, Dammam, Al-Khobar, Bogota, Al-Jubail, Chiyoda, Abu Dhabi, Kuwait Santiago, Perth, Busan, London, Jakarta, Surat, Courbevoie, Dallas, Calgary, Mexico Muscat, Aberdeen, City, Edmonton, Riyadh, Caracas, Ahvaz, Brisbane, Moscow, Milan, Manama, Ulsan, Jaya, Granada, Vung Petaling, Melbourne, Montreal, Port-of-Spain, La Victoria, Istanbul, Janeiro, Karachi, New Singapore, Madrid, Lagos, Atyrau, Sydney, Kuala Dubai, City, Bangkok, Toronto, Gimhae-si, Lumpur, Jeddah, Pimpri-Chinchwad, Tehran, Doha, Ho-Chi-Minh-City, Algiers, Tau, Colombo, Ernakulam, Geoje-si, Cairo, Sharjah, Lahore.
Teshi exports Orifice Flanges in more than 50 countries. We have shipments going out monthly to different countries for our newly acquired customers. Our ready stock of Flanges helps us ship the Flange and meet the requirement and demands of our customers as fast as possible.
We Export Orifice Flange to United States (USA), Canada, Germany, Japan, France, Middle-East, Bangladesh, Nepal etc.
Product
Export
Frequently Asked Questions
Most frequent questions and answers
What is an Orifice Flange?
An Orifice Flange is a type of flange used in flow measurement systems, specifically for installing an orifice plate to measure the flow rate of liquids, gases, or steam within a pipeline.
How does an Orifice Flange work?
An Orifice Flange is designed to hold an orifice plate in place between two flanges. The orifice plate has a hole of a specific diameter, and the pressure differential across the plate is used to calculate the flow rate in the pipeline.
Why are Orifice Flanges used?
Orifice Flanges are used in industries like oil & gas, petrochemicals, and water treatment for accurate flow measurement. They ensure easy installation and removal of orifice plates for flow metering and pressure measurement.
What materials are Orifice Flanges made from?
Orifice Flanges are typically made from materials like carbon steel, stainless steel, alloy steel, and other corrosion-resistant alloys to withstand high-pressure and corrosive environments.
What are the key features of an Orifice Flange?
Orifice Flanges typically have a raised face to accommodate an orifice plate, bolt holes for connection, and tapping points for pressure measurement on both upstream and downstream sides of the orifice plate.
What is the difference between Orifice Flanges and standard flanges?
The primary difference is that Orifice Flanges are designed to hold an orifice plate and feature additional holes for pressure taps, which allow for flow rate measurement, unlike standard flanges.
What industries use Orifice Flanges?
Orifice Flanges are widely used in industries such as oil and gas, chemical processing, water treatment, pharmaceuticals, and power generation for accurate flow measurement.
What pressure ratings are available for Orifice Flanges?
Orifice Flanges come in various pressure ratings, typically from Class 150 to Class 2500, depending on the pressure conditions of the pipeline system.
How do I choose the right Orifice Flange for my application?
The right Orifice Flange is chosen based on the pipe size, material compatibility, pressure rating, and the specific requirements of the flow measurement system.
What are the standard sizes for Orifice Flanges?
Orifice Flanges are available in sizes ranging from 1/2 inch to 24 inches and larger, depending on the pipe size and the application.
Can Orifice Flanges be used for both gas and liquid flow measurement?
Yes, Orifice Flanges can be used for measuring both gas and liquid flow rates, with appropriate orifice plate design for each application.
What are the advantages of using Orifice Flanges?
Orifice Flanges offer accurate and reliable flow measurement, easy installation and removal of the orifice plate, and are suitable for various flow media and conditions.
How do Orifice Flanges measure flow rate?
Flow rate is calculated based on the pressure differential across the orifice plate. The orifice plate creates a constriction in the flow, causing a pressure drop that can be measured to determine flow.
What types of orifice plates can be used with Orifice Flanges?
Different types of orifice plates can be used, including flat orifice plates, segmented orifice plates, and cone-shaped orifice plates, depending on the flow conditions and accuracy requirements.
How are Orifice Flanges installed?
Orifice Flanges are installed by placing the orifice plate between two matching flanges, securing them with bolts, and ensuring that the pressure tapping points are properly connected for flow measurement.
What is the purpose of the pressure tapping points on Orifice Flanges?
The pressure tapping points are used to measure the pressure upstream and downstream of the orifice plate, which helps in calculating the flow rate through the pipeline.
Are Orifice Flanges reusable?
Yes, Orifice Flanges and orifice plates can be reused, provided they are inspected for damage and wear during maintenance and properly cleaned.
What are the sealing options for Orifice Flanges?
Sealing options for Orifice Flanges include gaskets made of materials like PTFE, graphite, or metal, depending on the operating conditions and media being transported.
What is the difference between an Orifice Flange and a Flow Nozzle Flange?
An Orifice Flange is designed specifically for holding an orifice plate for flow measurement, while a Flow Nozzle Flange is used for holding a flow nozzle, which is another type of flow measurement device, often used in larger pipes with higher flow rates.
Can Orifice Flanges handle high-temperature applications?
Yes, Orifice Flanges can be designed to handle high-temperature applications, particularly when made from high-temperature resistant materials like stainless steel or special alloys.
Are there any alternatives to Orifice Flanges for flow measurement?
Alternatives include Venturi tubes, Flow Nozzles, and electromagnetic flow meters, depending on the application, accuracy requirements, and flow conditions.
How are Orifice Flanges tested for quality?
Orifice Flanges are typically tested for pressure integrity, alignment, and sealing performance. Non-destructive testing (NDT) methods such as ultrasonic testing, radiographic testing, or hydrostatic testing may be employed for quality assurance.
How do Orifice Flanges ensure accurate flow measurement?
Orifice Flanges ensure accurate flow measurement by providing stable pressure tap points, precise installation of the orifice plate, and secure sealing, all of which contribute to consistent pressure differential readings for flow calculation.
Can Orifice Flanges be customized?
Yes, Orifice Flanges can be customized for specific pressure ratings, sizes, and materials, as well as for different flow measurement requirements depending on the application.
Are Orifice Flanges available with different flange face types?
Yes, Orifice Flanges are available with different face types such as raised face, flat face, and ring-type joint face, depending on the sealing and pressure requirements.
