1.What is a spectacle blind flange Spectacle and line blind flanges are similar to a blind flange but different because they fit between two flanges. Spectacle blind gets their name from similarity to pair or eye glasses. Once side of Spectacle Blind Flange is fully closed for complete flow shuts off, whereas the other end is open for

First, the connection between flange and pipeline shall meet the following requirements: 1. The center of pipe and flange shall be on the same horizontal line. 2. The center of the pipe is 90 degrees vertical to the sealing surface of the flange. 3. The position of flange bolt on the pipeline shall be consistent.

Lantern Festival, also known as Shangyuan Festival, xiaozhengyue, Yuanxi or Lantern Festival, is the 15th day of the first lunar month every year, which is one of the traditional Chinese festivals. The first month is the first month of the lunar calendar. The ancients called “night” as “night”. The 15th day of the first month

The developed flat flange is a kind of flange product with good process characteristics and performance. Cast steel flange can show good use value and function in use, and overcome the shortcomings of traditional butt welding flange. The compact flange has many advantages: the standard flange not only saves space and weight, but also ensures

Problems in processing stainless steel flange   Understand the processing requirements of stainless steel flange and pay attention to some problems:   1. Weld defect: the weld defect of stainless steel flange is severe. If manual and mechanical grinding is used to compensate, the grinding trace will be uneven, which will affect the beauty;  

LONG WELD NECK FLANGE     1. What is a Long Weld Neck Flange Long Neck Welding flanges (LWN) are similar to a standard Welding Neck flange, but the “Neck” is considerably longer. These Long Weld Neck Flange is often used as a nozzle for a barrel or column. In addition, there are the type LWN Heavy Barrel (HB) and the Equal LWN Barrel (E); they have a

In the past decade, the consumption of stainless steel for cars in Japan has increased from 10 kg to 30 kg, while that in the United States has exceeded 40 kg. Buses, subways, high-speed rail vehicles and other means of public transportation are also widely used stainless steel.   Aluminum alloy vehicles are selected for

RING TYPE JOINT FLANGES   What is a Ring Type JointFlanges. A Ring Type Joint Flanges is a type of flange that uses a metal ring that sits in a hexagonal groove as a gasket to seal the flange pair. The flanges seal when the bolts are tightened and the gasket is compressed into the groove making

What is a ThreadedFlanges. Threaded flanges look very similar to Slip-On flanges but the main difference is that the threaded flange has been was bored out to match a specific pipe inside diameter. The backside of this center opening is then threaded with the relevant-sized tapered pipe thread. Threaded Flanges can be used in very high pressure services and

Flange, also known as flange or flange, is mainly used for the connection between the pipe and an important part of the pipe, connected to both ends of the pipe. The two flanges can also be connected with each other. Because there are holes in the flange, the two flanges can be closely connected by