12

2021

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03

Shanghai Brilliant teaches you to know the valve connection flange standard

Author:

One page book


Flanges are flanged parts. The flange can be separate, called a flange, or it can be a combined type, such as the flange at both ends of the valve, which is convenient for installing bolts.

 

First, steel pipe flange China machinery industry valve connection flange standard

 

  • JB/T 74 pipeline flange Technical specifications
  • JB/T 75 pipe flange type
  • JB/T 79.1 Convex integral cast steel pipe flange
  • JB/T 79.2 concave and convex integral cast steel pipe flange
  • JB/T 79.3 Tongue and groove surface integral cast steel pipe flange
  • JB/T79.4 ring connection surface integral cast steel pipe flange
  • JB/T 81 Convex panel type flat welded steel pipe flange
  • JB/T 82.1 Convex face welded steel pipe flange
  • JB/T 82.2 concave-convex face welded steel pipe flange
  • JB/T 82.3 tongue and groove facing welded steel pipe flange
  • JB/T 82.4 ring connection facing welded steel pipe flange
  • JB/T 83 Flat welded ring plate loose sleeve steel pipe flange
  • JB/T 84 concave-convex face welded ring plate type loose sleeve steel pipe flange
  • JB/T 85 Flange plate type loose sleeve steel pipe flange
  • JB/T 86.1 convex steel pipe flange cover
  • JB/T 86.2 concave and convex steel pipe flange cover

 

Second, steel pipe flange China national valve connection flange standard

 

     

  •   GB/T 9112 ~ GB/T 9124-2000 steel pipe flange, the flange sealing surface of the integral steel pipe flange has flat, protruding, concave and convex surface, tongue and groove surface and ring connection surface.
  • GBT 9112 Steel Pipe Flange Types and parameters
  • GBT 9113.1 Planar, protruding integral steel pipe flange
  • GBT 9113.2 Concave and convex integral steel pipe flange
  • GBT 9113.3 Tongue and groove face integral steel pipe flange
  • GBT 9113.4 Integral steel pipe flange for ring connecting surface
  • GBT 9114 protruding necked rebar pipe flange
  • GBT 9115.1 Planar, protruding welded steel pipe flange
  • GBT 9115.2 Bump side welded steel pipe flange
  • GB/T 9115.3 tongue and groove facing welded steel pipe flange
  • GB/T 9115.4 ring connection facing welded steel pipe flange
  • GB/T 9116.1 Flat, protruding steel pipe flange with neck flat welding
  • GB/T 9116.2 Concave and convex surface with neck flat welded steel pipe flange
  • GB/T 9116.3 tongue and groove face with neck flat welded steel pipe flange
  • GB/T 9116.4 ring connecting face with neck flat welded steel pipe flange
  • GB/T 9117.1 Protruding surface with neck socket welded steel pipe flange
  • GB/T 9117.2 Concave and convex surface with neck socket welded steel pipe flange
  • GB/T 9117.3 tongue and groove face with neck socket welded steel pipe flange
  • GB/T 9117.4 - Ring connecting face with neck socket welded steel pipe flange
  • B/T 9118.1 Burst face weld ring with neck loose sleeve steel pipe flange
  • GB/T 9118.2 ring connection facing weld ring with neck loose sleeve steel pipe flange
  • GB/T 9119 Flat, protruding panel type flat welded steel pipe flange
  • GB/T 9120.1 Loose sleeve steel pipe flange with burst face welded ring plate
  • GB/T 9120.2 Loose sleeve steel pipe flange with concave and convex face
  • GB/T 9120.3 tongue and groove facing welded ring plate type loose sleeve steel pipe flange
  • GB/T 9121.1 Flat welded ring plate loose sleeve steel pipe flange
  • GB/T 9121.2 Concave and convex flat welded ring plate loose sleeve steel pipe flange
  • GB/T 9121.3 Tongue and groove surface flat welded ring plate loose sleeve steel pipe flange
  • GB/T 9122 Flange ring plate loose sleeve steel pipe flange
  • GB/T 9123.1 Flat, protruding steel pipe flange cover
  • GB/T 9123.2 Concave and convex steel pipe flange cover
  • GB/T 9123.3 Tongue and groove steel pipe flange cover
  • GB/T 9123.4 ring connecting surface steel pipe flange cover
  • GB/T 9124 Steel pipe flange Technical conditions

 

Third, steel pipe flange China chemical industry valve connection flange standard

 

European system steel pipe flange

  • HG 20592 steel pipe flange type, parameters
  • HG 20593 Plate Flat Welded Steel Pipe Flange
  • HG 20594 Flat welded steel pipe flange with neck
  • HG 20595 steel pipe flange with neck butt
  • HG 20596 Integral steel pipe flange
  • HG 20597 socket welded steel pipe flange
  • HG 20598 rebar pipe flange
  • HG 20599 Butt welding ring loose sleeve steel pipe flange
  • HG 20600 Flat welded ring loose sleeve steel pipe flange
  • HG 20601 steel pipe flange cover
  • HG 20602 stainless steel lined flange cover
  • HG 20603 Technical Conditions for Steel Pipe Flanges
  • HG 20604 Steel pipe flange pressure - temperature rating
  • HG 20605 Steel pipe flange welded joints and bevel dimensions

American System Steel Pipe Flange Standard

  • HG 20615 - Steel pipe flange type, parameters
  • HG 20616 Flat welded steel pipe flange with neck
  • HG 20617 steel pipe flange with neck butt
  • HG 20618 Integral steel pipe flange
  • HG 20619 socket welded steel pipe flange
  • HG 20620 rebar pipe flange
  • HG 20621 Butt welding ring loose sleeve steel pipe flange
  • HG 20622 steel pipe flange cover
  • HG 20623 Large diameter steel pipe flange
  • HG 20624 Technical Conditions for Steel Pipe Flanges
  • HG 20625 steel pipe flange pressure - temperature rating
  • HG 20626 Steel Pipe Flange Welded Joint and Bevel Dimensions

Standard for copper alloys and composite flanges

  • GB/T 15530.1 Copper alloy integral casting flange
  • GB/T 15530.2 Copper alloy butt welding flange
  • GB/T 15530.3 Copper alloy plate type flat welded flange
  • GB/T 15530.4 copper alloy with neck flat welding flange
  • GB/T 15530.5 Copper alloy flat welded ring loose sleeve plate type steel flange
  • GB/T 15530.6 Copper alloy butt welding ring loose sleeve plate type steel flange
  • GB/T 15530.7 Copper alloy flange cover
  • GB/T 15530.8 Copper alloy and composite flange Technical conditions

Pipe flange connection with fasteners

  • HG 20613 Fasteners for Steel Pipe Flanges (European System)
  • HG 20634 Fasteners for Steel Pipe Flanges (Inter-American System)
  • SH 3404 Fasteners for pipe flanges

HG ,Flanges