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Blind Flange

Blind Flange

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Technical characteristics
  • Connection typeFlanged
Description

Blind Flange

A blind flange is a popular type of pipe flage.It has no bore in the middle, and is primarily used to close ends of piping systems. This glange permits easy access to a line once it has been sesled.It sometimes can be machine to accept a nominal sized pipe to which a threaded or welded reduction is being made. blind flanges are available in various sizes and materials for you to choose from.

Size

integral flange: 3/8"~80"

DN10~DN2000

Pressure

American Series: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500 European Series: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40, PN 63, PN 100, PN 160, PN 250, PN 320, PN 400

Flange Facing Types

American Series: Flat face (FF), Raised Face(RF), Tongue(T), Groove (F), Male (M), Ring Jointd Face (RJ)

European Saries: Type A (Flat Face), Type B (Raised Face), Type C (Tongue), Type D (Groove), Type E (Spigot), Type F (Recess), Type G (O-Ring Spigot), Type H (O-Ring Groove)

Materials

Carbonn Steel: A105

Alloy Steel: A182 F 1-F 2-F 5-F 9-F 10-F 91-F 92-F 122-F 911-F 11-F 12-F 21-F 22

Stainless steel: A182 304-304H-304L-304N-304LN 316-316H-316L-316N-316LN 321-321H 347-347H

Low temperature steel: A522 A707 Grade L 1-L 2-L 3-L 4-L 5-L 6-L 7-L 8

High performance steel: A694 F 42-F 46-F 48-F 50-F 52-F 56-F 60-F 65-F 70

Standards

GB/T9112-2000

GB/T9113.1-2000 GB/T9113.2-2000 GB/T9113.3-2000 GB/T9113.4-2000

GB/T9124-2000

GB/T13402-1992

HG/T20592-2009 HG/T20614-2009

HG/T20615-2009 HG/T20623-2009 HG/T20635-2009

ASME B16.5-2009 ASME B16.47-2006

API605-1988

MSS SP 44-2006

CSA Z245.12-05-2005

EN1092-1-2007 EN1759-1-2004

BS1560-3.1-1989 BS4504-3.1-1989

AFNOR NF E29-200-1-2007

ISO7005-1-1992

AS2129-2000

JIS B2220-2004

Industrial Processes

Forging, Machining

Industries Served

Power gengration, petroleum, natural gas, chemical, geating, papermaking, metalllurgy



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