Industry News

How to install stainless steel flanges in pipes

Stainless steel flange connection is an important connection mode in pipeline construction, mainly used for pipeline installation and connection, has a high application value. Stainless steel flange connection is to fix two pipes, pipe fittings or equipment respectively between two flange plates ... Read More

316 stainless steel flange and 316L stainless steel flange performance and use differences

There are many grades of stainless steel in the classification, commonly used are 304, 310 or 316 and 316L, then the same is 316 stainless steel flange behind an L is what Thought? In fact, it is very simple. Both 316 and 316L are stainless steel flanges containing molybdenum, while the content o... Read More

Flange local repair there are three methods

Flange application in many aspects, including petrochemical industry, energy industry, scientific research and military industry and other sectors of the national economy have played a very important role. However in the reactor in the refinery, flange production environment is very bad, need to ... Read More

Installation sequence of butt welding flanges

Butt welding flange, also known as high neck flange, is a kind of pipe fitting, refers to the neck and a round pipe transition and pipe butt welding flange connection. Welding flange is not easy to deformation, good sealing, widely used, suitable for pressure or temperature fluctuation of pipelin... Read More

How to prevent flange cracking

First of all, the cracking of stainless steel flange chemical composition analysis, analysis results indicate that the chemical composition of the stainless steel flange and welding data are in accordance with the relevant specifications. The brinell hardness of the flange neck surface and sealin... Read More

What are the analysis methods of forging quality?

The main task of forgings quality inspection and quality analysis is to identify the quality of forgings, analyze the causes of forgings defects and preventive measures, analyze the causes of forgings defects, put forward effective prevention and improvement measures, which is an important way to... Read More

Flange manufacturer’s connection sealing treatment

There are three types of high-pressure flange sealing surface: plane sealing surface, suitable for low pressure, non-toxic media occasions; Concave and convex sealing surface, suitable for slightly higher pressure occasions; Tenon groove sealing surface, suitable for flammable, explosive, toxic m... Read More

Does common carbon steel flange have anticorrosion function?

Flanges are also called flanges or flanges. According to the different materials, can be divided into carbon steel flange, stainless steel flange and alloy steel flange. Carbon steel flange is the flange containing carbon steel material, according to the different content of trace elements, can b... Read More

What is the use of wind power flange?

Wind turbine flange is a structural part connecting each section of tower cylinder or tower cylinder and hub, hub and blade, usually connected by bolts. Wind power flange is simply wind turbine flange. Wind power flange is also called tower flange, its process mainly has the following steps: 1. r... Read More

Internal quality inspection of stainless steel forgings

Because stainless steel forgings are often used in the key position of the machine, so the internal quality of stainless steel forgings is very important. Because the internal quality of stainless steel forgings can not be tested by intuitive method, so special physical and chemical inspection me... Read More

Alloy flange manufacturers: stainless steel flange rust spot how to deal with

Alloy flange manufacturer: generally supporting in water supply and drainage accessories (common on the expansion joint), the factory has a piece of flange at both ends of the expansion joint, directly connected with the pipeline and equipment in the project with bolts. That is, the kind of flang... Read More

Flange basic use of common sense summary

To assemble a flat-welded flange, insert the pipe end into 2/3 of the inner diameter of the flange and spot weld the flange to the pipe. If it is a degree tube, spot weld from above, then check the position of the calibration flange from different directions using a 90° square and convert the sea... Read More
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