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Blind Flange

Blind Flange

 

Blind Flange

Blind flange is also called blind plate, and the rectification of name is called flange cover. The middle of the flange is without hole, used for sealing the pipe plugs. There are large species of sealing surfaces, such as flat face (FF), male face (M), raised face (RF), tongue and groove face(G), and ring joint face (RJ).

 

Carbon steel: Q235、 20# 、 A105,A105N

Stainless steel : A182F304 、A182F304L、A182F316、A182F316L、A182F321、00Cr17Ni14Mo2

Alloy steel : 15CrMo、1Cr5Mo、16Mn、12Cr1MoV、A182F11、A182F22、

10CrMo910,Q345B

Low-temperature steel : ASTM/ASME A350LF2

High performance : ASTM/ASME A694F 42-F46-F52-F60-F65-F70

American Standard: ASME B16.5 ASTM B16.5

GB/T 9112-2010

GB/T 9113-2010

GB/T 9114-2010

GB/T 9115-2010

GB/T 9116-2010

GB/T 9117-2010

GB/T 9118-2010

GB/T 9119-2010

GB/T 9120-2010

GB/T 9121-2010

GB/T 9122-2010

GB/T 9123-2010

GB/T 9124-2010

GB / T 9112-2010 Steel pipe flange type and parameters

GB / T 9113-2010 Integral steel pipe flange

GB / T 9114-2010 Hubbed screwed steel pipe flange

GB / T 9115-2010 Welding steel pipe flange

GB / T 9116-2010 Hubbed welding steel pipe flange

GB / T 9117-2010 Hubbed socket welding steel pipe flange

GB / T 9118-2010 Butt welding ring neck loose steel pipe flange

GB / T 9119-2010 Welding plate steel pipe flange

GB / T 9120-2010 Butt welding ring loose plate steel pipe flange

GB / T 9121-2010 Flat ring loose plate steel pipe flange

GB / T 9122-2010 Loose plate steel pipe flanges with lapped end

GB / T 9123-2010 Steel pipe flange cover

GB / T 9124-2010 Steel Pipe Flange

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