Blind flange is an essential part of the pipeline system because they apply to prevent or make breakpoints. Pipeline maintenance requires this type of steel flange.

SK Fitting Valve provides a broad range of flanged flanges with a wide range of specifications and material grades. We are glad to suggest choosing the proper flange for your application.
 
Size
3/8""~ 60,""
DN10~DN1500

 
Blind flange pressure
American type: ANSI CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500 and CLASS 2500
European type: PN 2.5, PN 6, PN 10, PN 16, PN 25, PN 40., PN 63 and PN 100
 
Type of flange surface
Flat Face (FF), Raised face (RF), Tongue (T), Groove (G), Female (F), Male (M), Ring Joint (RJ)

Material of blind flange
Carbon Steel: A105
Stainless Steel: A182 304-304L-316-316L
 
Standard of blind flange
GB/T9112-2000, GB/T9123.1-2000, GB/T9123.2-2000, GB/T9123.3-2000, GB/T9123.4-2000, GB/T9124-2000
SH/T3406-1996
GD2000 GD87-1101
JB/T74-1994, JB/T75-1994, JB/T86.1-1994, JB/T86.2-1994
HG/T20592-2009, HG/T20614-2009
HG/T20615-2009, HG/T20623-2009, HG/T20635-2009
ASME B16.5-2009, ASME B16.47-2006
MSS SP 44-2006
CSA Z245.12-05-2005
EN1092-1-2007 EN1759-1-2004
DIN2527
BS1560-3.1-1989, BS4504-3.1-1989
AFNOR NF E29-200-1-2007
ISO7005-1-1992
AS2129-2000
JIS B2220-2004