What are the 5 Basic Flange Face Finishes? The Five basic Finishes for ANSI B16.5 and ASME B16.47 Flanges are the Stock Finish, Spiral Serrated Finish, Concentric Serrated Finish, Smooth Finish and Cold Water Finish. 1. The Stock Flange Finish The Stock Flange Finish is a continuous groove produced by using a 1/16” radius round…
What is a Long Weld Neck Flange?
A Long Weld Neck Flange is an integral self-reinforcing Flange connection primarily for ASME Pressure Vessel applications. The Long Weld Neck (LWN) Flange was designed to be used in place of a Weld Neck Flange and piece of pipe for a bolt up connection to the vessel. This design reduced the stress on the neck…
What are the 6 most common flanges?
The following are the 6 types of flanges most common flanges in process piping systems. 1. Slip On As made obvious by their name, these pipe flanges slip over the pipe. They’re manufactured with an inside diameter that is slightly bigger than the pipe’s outside diameter. These attachments are connected to the pipe via fillet weld at…
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Carbon Steel Flanges vs. Stainless Steel Flanges
What are the most popular Grades of Forgings used in Flange Manufacturing? The first most common Forged materials used for the manufacture of Pipe Flanges are the following, in the Carbon Steel grades, A-105 (high temperature service max of 1000*F). The A-350 LF2 grades of material, (for lower temperature applications). A-694 Grades, F42 thru F70…
The Weld Neck Flange vs Slip On Flange.
The Weld Neck Flange is easily recognizable by the hub that gradually tapers from the bolted connection to the pipe. At the Point of Weld on the Weld Neck it is supplied with a specific bore to mate with the attaching pipe or fitting. This connection is made with a full penetration butt weld, this…
AWWA C207 Vs. ANSI B16.5 Industrial Steel Pipe Flange Applications
Both the AWWA and ANSI have thorough standards for pipe flanges, the two standards are different in several ways. The AWWA standards provide flange properties intended for potable water use only, while the ANSI standards are designed for industrial flange applications. The AWWA flange ratings are only applicable at atmospheric temperatures. The ANSI ratings cover…
Coastal Flange and the COVID 19 Virus
Coastal Flange is up and running during this battle with the COVID 19 virus, falling under CISA, which identifies essential, critical infrastructure workers during COVID 19 for the Department of Homeland Security. Coastal Flange supports the energy, chemical and municipal water districts. This has allowed Coastal to remain fully operational. While being committed to taking…
What are Flanges
What are Flanges Pipe flanges are a mechanical compression connection using bolts and gaskets for quick assembly and disassembly. Flanges are used both for structural and process applications connecting pipe to pipe, to valves, pumps and numerous other types of equipment. Pipe flanges are manufactured to standard specifications as well as custom designs. The ANSI…