Table E flanges are standardized pipe flange dimensions‚ commonly used in various industries for connecting pipes‚ valves‚ and equipment. They ensure precise fitting and durability in piping systems.
1.1 Overview of Table E Flanges
Table E flanges are part of standardized piping components‚ designed to meet specific dimensional requirements for flanged connections. They are widely used in industries requiring high integrity and durability in piping systems.
These flanges are typically manufactured to standards such as AS 2129 or BS 10‚ offering compatibility with various pipe sizes and pressure ratings. They are available in different types‚ including Slip-On‚ Welding Neck‚ and Blind flanges‚ catering to diverse application needs. The dimensions are precisely defined to ensure secure connections and optimal performance in industrial setups.
1.2 Importance of Dimensional Accuracy in Flanges
Dimensional accuracy in Table E flanges is critical to ensure leak-free connections‚ optimal performance‚ and safety in piping systems. Precise measurements prevent mechanical failures and guarantee compliance with industry standards. Flanges with incorrect dimensions may lead to alignment issues‚ reduced strength‚ and potential system breaches. Accurate sizing ensures proper fitment‚ maintaining pressure ratings and operational integrity. This precision is essential for reliable and long-lasting piping connections across various industrial applications.
Key Dimensions of Table E Flanges
Table E flanges include outside diameter‚ bolt circle diameter‚ number of bolts‚ bolt size‚ and flange thickness. These dimensions are standardized in millimeters for precise fittings and reliability.
2.1 Outside Diameter of the Flange
The outside diameter (OD) of a Table E flange is a critical dimension‚ measured across the flange’s outer edges. It ranges from 95mm for a 15mm nominal bore to larger sizes like 600mm for bigger pipes. This dimension ensures compatibility with pipes and fittings‚ maintaining structural integrity and proper sealing in high-pressure applications. The OD is essential for selecting the correct flange size and type‚ ensuring system reliability and safety.
2.2 Bolt Circle Diameter
The bolt circle diameter (BCD) of a Table E flange refers to the distance between the centers of two opposite bolt holes. It is crucial for aligning bolts correctly and ensuring even distribution of stress. Ranging from 67mm for smaller sizes to 600mm for larger flanges‚ the BCD varies with the nominal bore and flange size. Accurate BCD ensures proper assembly and prevents leakage or structural failure in piping systems‚ making it a vital measurement for flange installation and maintenance.
2.3 Number and Diameter of Bolt Holes
Table E flanges specify the number and diameter of bolt holes‚ which vary by size. Smaller flanges typically have 4 holes‚ while larger ones can have up to 24. Bolt hole diameters range from 13mm for M10 bolts to 24mm for M24 bolts. The number and size of bolt holes ensure proper alignment and even stress distribution‚ preventing leakage and maintaining structural integrity. These dimensions are standardized to accommodate varying pressure and load requirements across different applications.
2.4 Thickness of the Flange
The thickness of Table E flanges varies based on size and application‚ ranging from 6.40mm for smaller sizes to over 66.70mm for larger diameters. This dimension ensures structural integrity and resistance to pressure. Thicker flanges are used in high-pressure applications‚ while thinner ones suit lower pressure systems. The specified thicknesses are designed to balance strength‚ durability‚ and weight‚ ensuring optimal performance across diverse industrial environments without compromising safety or efficiency.
Material Specifications for Table E Flanges
Table E flanges are manufactured from high-quality materials adhering to global standards‚ ensuring durability and compatibility across various industrial applications and pressure conditions.
3.1 Compatible Materials and Standards
Table E flanges are crafted from durable materials like carbon steel‚ stainless steel‚ and alloy steel‚ complying with international standards such as ANSI‚ AS 2129‚ and BS 10. These materials ensure high strength‚ resistance to corrosion‚ and reliability under various operating conditions. Adherence to these standards guarantees consistency in manufacturing and performance‚ making them suitable for diverse industrial applications‚ including oil‚ gas‚ and chemical processing.
3.2 Weight and Tolerances
Table E flanges vary in weight based on size‚ material‚ and type‚ typically ranging from a few kilograms for smaller sizes to several dozen for larger ones. Tolerances are tightly controlled to ensure precise fitting and reliability. Dimensions are specified in millimeters‚ with strict adherence to nominal bore sizes and bolting details. Additional notes highlight metric measurements and the availability of larger sizes upon request‚ ensuring compatibility across various industrial applications.
Applications of Table E Flanges
Table E flanges are widely used in various industries due to their versatility and suitability for high-pressure and high-temperature environments‚ ensuring reliable connections in piping systems.
4.1 Industries Using Table E Flanges
Table E flanges are extensively utilized in the oil and gas‚ chemical‚ and power generation industries due to their high durability and suitability for demanding environments. They are also commonly employed in petrochemical plants‚ water treatment facilities‚ and heavy machinery manufacturing. Their robust design and precise dimensions make them ideal for high-pressure and high-temperature applications‚ ensuring reliable connections in critical systems. This versatility has made Table E flanges a preferred choice across various industrial sectors requiring superior performance and longevity.
4.2 Pressure Ratings and Working Conditions
Table E flanges are designed to withstand various pressure ratings‚ typically ranging from PN6 to PN40‚ depending on the material and size. They are suitable for high-temperature and high-pressure applications‚ making them ideal for use in steam and chemical processing environments. The flanges are compatible with both metric and imperial measurements‚ ensuring versatility across different systems. Their robust construction allows them to perform reliably in demanding industrial conditions‚ making them a reliable choice for critical piping systems requiring consistent performance and durability.
Comparison with Other Flange Standards
Table E flanges differ from Table D and F in bolt sizes‚ diameters‚ and pressure ratings‚ optimizing them for specific industrial applications and compatibility requirements.
5.1 Differences from Table D and Table F Flanges
Table E flanges differ from Table D and F in terms of bolt sizes‚ diameters‚ and pressure ratings. Table E typically features larger bolt circles and higher bolt counts‚ enhancing strength. Unlike Table D‚ which is lighter‚ Table E is designed for heavier-duty applications. Table F flanges‚ however‚ are thicker and heavier‚ often used for high-pressure or extreme conditions. These distinctions make Table E a balanced option for industrial piping systems requiring moderate to high strength and durability.
5.2 ANSI vs. AS 2129 vs. BS 10 Standards
ANSI‚ AS 2129‚ and BS 10 standards differ in flange dimensions‚ materials‚ and applications. ANSI standards are widely used in North America‚ focusing on imperial measurements. AS 2129‚ an Australian standard‚ uses metric measurements and is known for its simplicity. BS 10‚ a British standard‚ also uses metric measurements but includes additional tolerances. Each standard caters to specific industries and regions‚ ensuring compliance with local regulations and piping requirements.
How to Read Table E Flange Dimension Tables
Understand the parameters like nominal bore‚ flange diameter‚ bolt circle‚ and thickness. Tables are organized by size‚ with metric and imperial measurements for easy reference and accuracy.
6.1 Understanding Dimensional Parameters
Dimensional parameters in Table E include nominal bore size‚ flange outer diameter‚ bolt circle diameter‚ number and size of bolt holes‚ and flange thickness. These parameters are critical for ensuring proper fitment and compatibility in piping systems. Nominal bore refers to the pipe size‚ while flange diameter and bolt circle diameter define the flange’s physical dimensions. Bolt holes specify the size and quantity‚ ensuring secure connections. Thickness indicates the flange’s strength and durability‚ essential for withstanding operational pressures and stresses. Proper interpretation of these parameters is vital for selecting the correct flange type and ensuring system integrity and safety.
6.2 Interpretation of Metric and Imperial Measurements
Table E flange dimensions are often presented in both metric and imperial measurements to accommodate global engineering standards. Metric dimensions are expressed in millimeters‚ while imperial measurements use inches. For example‚ flange diameters and bolt sizes are provided in both units for clarity. Understanding both systems ensures compatibility and accuracy during design and installation. This dual representation is crucial for international projects‚ where different regions may prefer one system over the other. Proper conversion and interpretation are essential to maintain dimensional accuracy and safety in piping systems.
Factors Influencing Table E Flange Dimensions
Flange dimensions depend on pipe size‚ nominal bore‚ and flange type‚ such as slip-on‚ welding neck‚ or blind‚ ensuring correct fitment and performance in piping systems.
7.1 Pipe Size and Nominal Bore
Table E flange dimensions are directly influenced by the pipe size and nominal bore‚ which refer to the diameter of the pipe or fitting the flange is attached to. The nominal bore ensures compatibility‚ while the pipe size determines the flange’s outer diameter and bolt circle. Precision in these measurements is critical for proper sealing and structural integrity in high-pressure applications. Accurate sizing prevents leaks and ensures efficient system performance.
7.2 Flange Type (Slip-On‚ Welding Neck‚ Blind)
Table E flange dimensions vary by type‚ including Slip-On‚ Welding Neck‚ and Blind flanges. Slip-On flanges are easy to install‚ while Welding Neck flanges offer high strength and durability. Blind flanges are used to seal pipe ends. Each type has specific dimensional requirements‚ such as bolt hole spacing‚ flange thickness‚ and outer diameter. These variations ensure compatibility with different piping systems‚ pressure ratings‚ and operational demands‚ making them versatile for diverse industrial applications and installations.
Table E flange dimensions are crucial for ensuring proper fitting and durability in piping systems‚ offering standardized solutions across various industries for reliable and safe operations.
8.1 Summary of Key Points
Table E flange dimensions provide standardized measurements for reliable piping systems. Key aspects include outside diameter‚ bolt circle diameter‚ bolt hole numbers‚ and flange thickness. These dimensions ensure compatibility across industries like oil‚ gas‚ and chemical processing. Proper referencing and understanding of Table E specifications are crucial for engineers and technicians to ensure safe and effective flange installation and maintenance‚ adhering to international standards like AS 2129 and BS 10.
8.2 Importance of Referencing Table E for Flange Dimensions
Referencing Table E ensures dimensional accuracy‚ compatibility‚ and safety in flange applications. It provides standardized measurements‚ reducing errors and ensuring system integrity. Compliance with Table E guarantees adherence to industry standards‚ facilitating efficient installation and maintenance. Engineers rely on these specifications to meet design requirements‚ prevent leaks‚ and maintain optimal performance under varying pressures and conditions.