News
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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...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 ...Read more -
DHDZ | Dream 2022! Good-luck of beginning ~~
Construction began on the seventh day of the first lunar month Struggle of life, is a happy life! Thank new and old customers for their support and company. In 2022, let us continue to work togethe...Read more -
Happy Chinese New Year | East Emperor Spring Festival holiday notice
In accordance with the relevant provisions of the Notice of The General Office of the State Council on the Arrangement of Some Holidays in 2022 and the actual situation of the organization, the Spr...Read more -
Lihuang Group 2022 will be wonderful!
2021 marks the centenary of the founding of the Communist Party of China (CPC) and the first year of the 14th Five-Year Plan. Coinciding with the convergence of China's two centenary Goals, 2021 i...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 fla...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 ...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, dire...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...Read more -
Flange connection quality requirements
Flange selection must meet the design requirements. When the design does not require, should be in accordance with the system of high working pressure, high working temperature, working medium, fla...Read more -
How to avoid oxidation problems of forging parts
Due to the forging parts is produced by forging process, so the forging can be divided into hot forging and cold forging, hot forging is above the metal recrystallization temperature forging, raise...Read more -
Free forgings production forgings several points for attention
The tools and equipment used for free forging are simple, universal and low cost. Compared with casting blank, free forging eliminates shrinkage cavity, shrinkage porosity, porosity and other defec...Read more
