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New year’s day, that is, January 1 of the Gregorian calendar, is commonly known as the “new year” in most countries in the world. Yuan is called “beginning”, and the beginning of every number is called “Yuan”; Dan is called “day”; “New Year’s Day” means “initial day”.“New Year’s Day” usually refers
Weld neck flanges are commonly used in various industries, including oil and gas, chemical, and power generation. These flanges are designed to connect pipes, valves, and other equipment by welding the flange onto the pipe end. While weld neck flanges are primarily used for their superior strength a
Neck butt welding flange, also known as high neck flange, neck butt welding flange is that there is a long and inclined high neck from the welding place between the flange and the pipe to the flange, and the wall thickness of this high neck is along the height. The direction gradually transitions to
When there are pores in flange castings, the following process improvement measures are taken:1. Change the sand mold brushing methodThe brushing method of sand mold coating is changed from overall spraying water-based coating to overall spraying water-based coating plus local manual brushing alcoho
International flanges are generally used for connection, so they are often connected with some pipes. But some people don't know much about its way. In fact, the national standard flange connection is to fix two pipes, pipe fittings or equipment on a flange first, and add flange pads between the two
Generally, large flanges have relatively large load bearing capacity and are not easily deformed in engineering. The key problem is thickness. The inside and outside diameters of large flanges are not a problem, but the thickness of flanges is the most difficult to process. Large flanges are easy to