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6" NB (DN150) Flange Table - Flange Dimensions

6" Flange Diameter PCD No. of Bolt Holes Diameter of Bolts Diameter of Holes Diameter of Raised Face Height of Raised Face
PN6 265mm 225mm 8 M16 18mm 202mm 3mm
PN10 285mm 240mm 8 M20 22mm 212mm 3mm
PN16 285mm 240mm 8 M20 22mm 212mm 3mm
PN25 300mm 250mm 8 M24 26mm 218mm 3mm
PN40 300mm 250mm 8 M24 26mm 218mm 3mm
PN64 345mm 280mm 8 M30 33mm 218mm 3mm
Table D 11" (279mm) 9 1/4" (235mm) 8 5/8" (16mm) 11/16" (17mm)    
Table E 11" (279mm) 9 1/4" (235mm) 8 3/4" (19mm) 7/8" (22mm)    
Table F 12" (305mm) 10 1/4" (260mm) 12 3/4" (19mm) 7/8" (22mm)    
Table H 12" (305mm) 10 1/4" (260mm) 12 3/4" (19mm) 7/8" (22mm) 2 1/4" (57mm) 1/16" (2mm)
ANSI 125/150 11" (279mm) 9 1/2" (241mm) 8 3/4" (19mm) 7/8" (22mm) 8 1/2" (216mm) 1/16" (2mm)
ANSI 300 12 1/2" (318mm) 10 5/8" (270mm) 12 3/4" (19mm) 7/8" (22mm) 8 1/2" (216mm) 1/16" (2mm)

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