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Butt-welding flange has distinctive structural features, it a significant long neck

The core principle of the forging venturi is effect, which means that when fluid flows

As its name suggests, the 8-letter blind plate is shaped like number “8” and consists of

Large tube plate is a key component in heat exchangers, condensers and other equipment,

Compared with ordinary flanges, large butt-welding flanges have significant

its usually refers to the caliber greater than or equal DN1000, our company can