FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 400
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 23 1/2" / 597mm 21 1/4" / 540mm 16 1 1/8" / 29mm 1 7/16" / 37mm   1 7/16" / 37mm
ANSI 300 25 1/2" / 648mm 22 1/2" / 572mm 20 1 3/8" / 35mm     2 1/4" / 57mm
ANSI 600 27 1/2" / 699mm 23 3/4" / 603mm 20 1 5/8" / 41mm     3" / 76mm
ANSI 900 27 3/4" / 705mm 24 1/4" / 616mm 20 1 3/4" / 44mm     3 1/2" / 89mm
ANSI 1500 32 1/2" / 826mm 27 3/4" / 705mm 16 2 5/8" / 67mm     5 3/4" / 146mm
AS2129 Table C 580mm 521mm 12 26mm 32mm 32mm 25mm
AS2129 Table D 580mm 521mm 12 26mm 29mm 25mm 25mm
AS2129 Table E 580mm 521mm 12 26mm 32mm 25mm 25mm
AS2129 Table F 610mm 552mm 20 30mm 35mm 32mm 32mm
AS2129 Table H 610mm 552mm 20 30mm 51mm 44mm 44mm
AS2129 Table J 610mm 552mm 20 33mm     57mm
BS10 Table D 22 3/4" / 578mm 20 1/2" / 521mm 12 1" / 25mm 1 1/8" / 29mm 1" / 25mm 1" / 25mm
BS10 Table E 22 3/4" / 578mm 20 1/2" / 521mm 12 1" / 25mm 1 1/4" / 32mm 1" / 25mm 1" / 25mm
BS10 Table F 24" / 610mm 21 3/4" / 552mm 20 1 1/8" / 29mm 1 3/8" / 35mm 1 1/4" / 32mm 1 1/4" / 32mm
BS10 Table H 24" / 610mm 21 3/4" / 552mm 20 1 1/8" / 29mm 2" / 51mm 1 3/4" / 44mm 1 3/4" / 44mm
BS10 Table J 24" / 610mm 21 3/4" / 552mm 20 1 1/4" / 32mm     2 1/4" / 57mm
BS10 Table K 24 3/4" / 629mm 22 1/4" / 565mm 20 1 3/8" / 35mm     2 5/8" / 67mm
BS4504-6 540mm 495mm 16 22mm 28mm    
BS4504-10 565mm 515mm 16 26mm 32mm    
BS4504-16 580mm 525mm 16 30mm 38mm   32mm
BS4504-25 620mm 550mm 16 36mm 48mm   40mm
BS4504-40 660mm 585mm 16 39mm     50mm
BS4504-64 670mm 585mm 16 42mm     60mm
BS4504-100 715mm 620mm 16 48mm     78mm
JIS 5 540mm 495mm 16 25mm 30mm   24mm
JIS 10 560mm 510mm 16 27mm 36mm   28mm
JIS 16 605mm 540mm 16 33mm 42mm   38mm
DIN 6 540mm 495mm 16 22mm     28mm
DIN 10 565mm 515mm 16 26mm     32mm
DIN 16 580mm 525mm 16 30mm     38mm