ASME Standard Flanges

ASME Standard Flanges

ASME has been defining piping safety since 1922.ASME flanges are widely used to ensure the safe operation of pipelines. In order to better understand ASME flanges, let's first take a look at ASME. What is ASME? ASME Flange is an abbreviation of the American Society of Mechanical Engineers, a non-profit and private organization created for bringing uniformity in voluntary standards used in e...

American Standard Flange ANSI B16.5

American Standard Flange ANSI B16.5

The commonly used standard for American standard flanges is ANSI B16.5,a. Nominal pressure: 150psi (2.0Mpa), 300psi (5.0Mpa), 400psi (6.8Mpa), 600psi (10.0Mpa), 900psi (15.0Mpa), 1500psi (25.0Mpa), 2500psi (42.0Mpa), b. Calculated diameter: 6~4000mm c. Flange structure type: bar welding, socket welding, threaded connection, loose sleeve, butt welding and flange cover d, flange sealing surface: concave surface, concave and convex surface, tongue and groove surface, metal ring connection surface

Flange structure diagram

Flange structure diagram

Flanges are commonly used parts in pipelines. Everyone has seen them, but they do not necessarily understand the structure of the flange. Here we look at the structure diagram of the flange to let everyone know about the structure of the flange. Among them: K refers to the diameter of the center circle of the bolt hole, usually we call the center distance; L refers to the bolt diameter; D refers ...

Japanese Flange Application Standard (JIS)

Japanese Flange Application Standard (JIS)

Nominal diameter: DN10~DN1000mm Pressure level: 8 levels of IOK, 16K, 20K, 30K, 40K, 63K Flange sealing surface: 5 types: smooth surface, large convex surface, small convex surface, concave and convex surface, tongue and groove surface Flange type: flat welding (SO), socket welding (SW), butt welding (WN), threaded connection (TH), loose sleeve and flange cover (BL), etc. Example 1: JIS 21/2 10K f...

German Flange Application Standard (DIN)

German Flange Application Standard (DIN)

Pipe: large outer diameter series pipe flange: European flange Pressure rating: PN 0.1, 0.25, 0.6, 1.0, 1.6, 2.5, 4.0, 6.4, 10.0, 16.0, 25.0, 32.0, 40.0 13 levels Nominal diameter: DN6-4000mm Flange sealing surface: 7 types of flat surface (FF), convex surface (M), concave and convex surface (MF), tongue and groove surface (TG), rubber ring connection surface (RJ), lens surface and diaphragm weldi...

American Flange Application Standard System (ANSI FLANGE)

American Flange Application Standard System (ANSI FLANGE)

The American National Standard ANSI B16.5 "Steel Pipe Flanges and Flange Fittings" is a relatively complete, mature, and internationally popular and universal advanced standard. The pressure piping application standard system composed of this standard and other related ANSI, API, ASTM, and MSS is formed on the basis of a large number of experimental studies and has undergone decades of practical t...

Basic knowledge of flanges

Basic knowledge of flanges

Flange is a device that connects pipes or instruments, and plays the role of connection and fixation. Common flanges are made of round steel, and the shapes are divided into flat plates, blind plates, high necks, and flat welds. Production methods are divided into forging and casting. The material is mostly carbon steel or stainless steel. Because flanges are used to connect pipes or equipment, th...

What is the difference between ANSI standards and ASME standards flange?

What is the difference between ANSI standards and ASME standards flange?

Both ANSI and ASME are important organizations for the industrial heating industry. The ANSI and ASME terms are most common in metal industries. Each of them plays an integral role in setting the norms and standards that govern the industry. ASME is a standard of the American Society of Mechanical Engineers, one is a national general standard, the ANSI is a mechanical engineering standard;...

What is the difference between ASME B16.47 Series A, Series B flanges?

What is the difference between ASME B16.47 Series A, Series B flanges?

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What is the difference between ANSI B16.5 and ASME B16.5?

What is the difference between ANSI B16.5 and ASME B16.5?

Are ANSI B16.5 and ASME B16.5 the same? Is there a difference? Flange House: The two standards of ANSI B16.5 and ASME B16.5 are the same, but one is the national standard and the other is the Institute of Engineers standard. ANSI is the American National Standard, and ASME is the American Institute of Engineers standard. The national standard adopts the Institute of Engineers standard, so it is th...

Several common forms of flange sealing surface

Several common forms of flange sealing surface

The commonly used sealing surface forms of medium and low pressure flanges are flat, concave-convex surface and tongue and groove surface. 1. Flat flange The sealing surface of this kind of flange is a smooth plane, and sometimes there are two concentric circular grooves (commonly known as water lines) with a triangular interface on the sealing surface. As shown in Figure 3-1(a). Sealing surface ...

Flange type introduction

Flange type introduction

There are many types of flanges, which is a bit confusing. Today we will introduce the types of flanges so that everyone can know more about the types of flanges. Classified by material: 20# A105 Q235A 12CrMoV16MnR 15CrMo 18-8 321304 304L 316 316L etc. According to the sealing surface form: Flat surface (FF), raised surface (RF), convex surface (M), concave surface (F), Concave-convex surface (MF)...

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