FLANGE TABLE DN SIZE SPECIFICATIONS

DN SIZE 50
DN FLANGE PCD BOLTS HOLE SIZE THICKNESS
  DIAMETER     GREY CAST IRON COPPER ALLOY CAST/FORGED STEEL
ANSI 125/150 6" / 152mm 4 3/4" / 121mm 4 3/4" / 19mm 5/8" / 16mm 1/2" / 13mm 5/8" / 16mm
ANSI 300 6 1/2" / 165mm 5" / 127mm 8 3/4" / 19mm   3/4" / 19mm 7/8" / 22mm
ANSI 600 6 1/2" / 165mm 5" / 127mm 8 3/4" / 19mm     1" / 25mm
ANSI 900 8 1/2" / 216mm 6 1/2" / 165mm 8 1" / 25mm     1 1/2" / 38mm
ANSI 1500 8 1/2" / 216mm 6 1/2" / 165mm 8 1" / 25mm     1 1/2" / 38mm
AS2129 Table C 150mm 114mm 4 18mm 19mm 19mm 14mm
AS2129 Table D 150mm 114mm 4 18mm 17mm 10mm 14mm
AS2129 Table E 150mm 114mm 4 18mm 19mm 10mm 14mm
AS2129 Table F 165mm 127mm 4 18mm 19mm 11mm 16mm
AS2129 Table H 165mm 127mm 4 18mm 25mm 16mm 19mm
AS2129 Table J 165mm 127mm 4 22mm   25mm 25mm
BS10 Table D 6" / 152mm 4 1/2" / 114mm 4 11/16" / 17mm 11/16" / 17mm 3/8" / 10mm 9/16" / 14mm
BS10 Table E 6" / 152mm 4 1/2" / 114mm 4 11/16" / 17mm 3/4" / 19mm 3/8" / 10mm 9/16" / 14mm
BS10 Table F 6 1/2" / 165mm 5" / 127mm 4 11/16" / 17mm 3/4" / 19mm 7/16" / 11mm 5/8" / 16mm
BS10 Table H 6 1/2" / 165mm 5" / 127mm 4 11/16" / 17mm 1" / 25mm 1/2" / 13mm 3/4" / 19mm
BS10 Table J 6 1/2" / 165mm 5" / 127mm 4 7/8" / 22mm   1" / 25mm 1" / 25mm
BS10 Table K 6 1/2" / 165mm 5" / 127mm 8 11/16" / 17mm   1" / 25mm 1" / 25mm
BS4504-6 140mm 110mm 4 14mm 16mm    
BS4504-10 165mm 125mm 4 18mm 20mm    
BS4504-16 165mm 125mm 4 18mm 20mm 11mm 20mm
BS4504-25 165mm 125mm 4 18mm 22mm 11mm 20mm
BS4504-40 165mm 125mm 4 18mm   13mm 20mm
BS4504-64 180mm 135mm 4 22mm     26mm
BS4504-100 195mm 145mm 4 26mm     30mm
JIS 5 130mm 105mm 4 15mm 16mm   14mm
JIS 10 155mm 120mm 4 19mm 20mm   16mm
JIS 16 155mm 120mm 8 19mm 20mm   16mm
JIS 20 155mm 120mm 8 19mm 22mm   18mm
DIN 6 140mm 110mm 4 14mm     16mm
DIN 10 165mm 125mm 4 18mm     20mm
DIN 16 165mm 125mm 4 18mm     20mm
DIN 25 165mm 125mm 4 18mm     20mm
DIN 40 165mm 125mm 4 18mm     20mm