In order to ensure that the flange forgings have the dimensional accuracy and mechanical properties required by the design, the quality of the forgings must be controlled, that is, the whole production process from the selection of raw materials to the heat treatment after forging must be controlled to ensure stable product quality. Forging quality […]
What are Steel Flanges? Generally speaking, the steel flanges refer to the joints specially used for connecting pipes. For example, two steel pipes with a diameter of 100 can be connected by welding or electric welding. Once welded, it is not easy to disassemble unless it is cut by a cutter or Electric welding to cut open. However, if […]
How many kinds of flanges? There are many types of flanges, mainly according to their nominal diameter (type A B type, ie metric system), nominal pressure, use structure, material, sealing surface form, connection type (diameter and pressure rating are not included) according to the flange Forms are divided into: plate flange (PL), slip on flange […]
A Flange is a protruding wheel-shaped end of equipment that is fastened to another end of an object to facilitate attachment. The primary purpose of using a flange is to connect two separate openings of equipment, e.g., two pipelines, a valve fitting on a pipeline and any equipment fitting. It ensures that the petroleum product, […]
Glossary of Pipe Fittings & Flanges This section gives you some idea about some of the most common terms used in pipe fittings and flanges. A B C E F G H I J L M N O P R S T U W A Adapter: A fitting needed for changing from one type of […]
Up to what temperature limits the low strength carbon steel bolts should not be used for flanged joints?
Up to what temperature limits the low strength carbon steel bolts should not be used for flanged joints? Answer: Flanged joints using low strength carbon steel shall not be used above 200-deg C or below – 28-deg C.
How the serration on flanges is specified? Answer: The serration on flanges is specified by the number, which is the Arithmetic Average Rough Height (AARH).
What are the types of serrated finish provided on flange face? Answer: A. Concentric B. Spiral (Phonographic)
Where the smooth finish flange & serrated finish flange finds its use? Answer: The smooth finish flange is provided when metallic gasket is provided and serrated finish flange is provided when non-metallic gasket is provided.
How can flanges be classified based on face finish? Answer: Flanges are classified based on face finish as: A. Smooth finish. B. Serrated finish.