Types of spectacle flanges

A spectacle blind flange is generally a piece of metal that is cut to fit between two pipe flanges and usually sandwiched between two gaskets.There are three types of spectacle flange:

2inch RF 600LBS A105 ASNI Pipe Spectacle Blind Flanges

2inch RF 600LBS A105 ASNI Pipe Spectacle Blind Flanges

First one is spectacle blind flange(also called figure 8 flange),it’s the most regular spectacle flange.The shape of spectacle flange is like glasses.One part is a blind plate,the other part is a ring which has a same outer diameter with the first part.The two parts are connected with a handle plate.The spectacle blind flange could be produced from one plate,or joint together by welding from three parts:blind plate,ring and handle plate.

Spectacle Blind Flange Drawing

Spectacle Blind Flange Drawing

The second type of spectacle flange is called spade,or paddle flange.It’s a blind plate with a handle plate.It has a same usage with the blind part of a spectacle blind flange.

Spader Spectacle Blind Flange Drawing

Spader Spectacle Blind Flange Drawing

The third type of spectacle flange is called spacer,it looks like a steel ring with a handle plate.The spacer has a same usage with the ring part of a spectacle flange.The spacer has a same outer diameter with the paddle flange.

Spacer  Spectacle Blind Flange Drawing

Spacer Spectacle Blind Flange Drawing

Hebei Haihao Flange Factory can produce all the three types of spectacle flange as per your requirement.We also can manufacture steel pipes,pipe fittings and flange products according to standard ANSI,ASME,BS,DIN,EN,JIS,GOST etc.If you are interested in our products,please contact us!

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