British Standard Bs 10 Table F & Table H

British Standard BS 10 Table F & Table HTechnical Specification : Table F for W. Steam Pressure 100 lbs per Sq. Inch (in inchines) Table H for W. Steam Pressure 150 lbs and upto 250 lbs per Sq. Inch (in inchines) Nominal Dia. ofFlange I.D. of Flange Dia. ofBolt Circle No. of Dia. ofBolt Thickness Nominal Dia. ofFlange I.D. of Flange Dia. ofBolt Circle No. of Dia. ofBolt Thickness Pipe Size D d5 k Holes d2 b Pipe Size D d5 k Holes d2 b 1/2" 3.3/4" 7/8" 2.5/8" 4 1/2" 3/8" 1/2" 4.1/2" 7/8" 3.1/4" 4 5/8" 1/2" 3/4" 4" 1.3/32" 2.7/8" 4 1/2" 3/8" 3/4" 4.1/2" 1.3/32" 3.1/4" 4 5/8" 1/2" 1" 4.3/4" 1.23/64" 3.7/16" 4 5/8" 3/8" 1" 4.3/4" 1.23/64" 33.7/16" 4 5/8" 9/16" 1.1/4" 5.1/4" 1.45/64" 3.7/8" 4 5/8" 1/2" 1.1/4" 5.1/4" 1.45/64" 3.7/8" 4 5/8" 11/16" 1.1/2" 5.1/2" 1.15/16" 4.1/8" 4 5/8" 1/2" 1.1/2" 5.1/2" 1.15/16" 4.1/8" 4 5/8" 11/16" 2" 6.1/2" 2.7/16" 5" 4 5/8" 5/8" 2" 6.1/2" 2.7/16" 5" 4 5/8" 3/4" 2.1/2 7.1/4" 2.15/16" 5.3/4" 8 5/8" 5/8" 2.1/2" 7.1/4" 2.15/16" 5.3/4" 8 5/8" 3/4" 3" 8" 3.37/64" 6.1/2" 8 5/8" 5/8" 3" 8" 3.37/64" 6.1/2" 8 5/8" 7/8" 3.1/2" 8.1/2" 4.5/64" 7" 8 5/8" 3/4" 3.1/2" 8.1/2" 4.5/64" 7" 8 5/8" 7/8" 4" 9" 4.37/64" 7.1/2" 8 5/8" 3/4" 4" 9" 4.37/64" 7.1/2" 8 5/8" 1" 5" 11" 5.43/64" 9.1/4" 8 3/4" 7/8" 5" 11" 5.43/64" 9.1/4" 8 3/4" 1.1/8" 6" 12" 6.23/32" 10.1/4" 12 3/4" 7/8" 6" 12" 6.23/32" 10.1/4" 12 3/4" 1.1/8" 7" 13.1/4" 7.5/8" 11.1/2" 12 3/4" 7/8" 7" 13.1/4" 7.5/8" 11.1/2" 12 3/4" 1.1/4" 8' 14.1/2" 8.23/32" 12.3/4" 12 3/4" 1" 8" 14.1/2" 8.23/32" 12.3/4" 12 3/4" 1.1/4" 9" 16" 9.23/32" 14" 12 7/8" 1" 9" 16" 9.23/32" 14" 12 7/8" 1.3/8" 10" 17" 10.7/8" 15" 12 7/8" 1" 10" 17" 10.7/8" 15" 12 7/8" 1.3/8" 12" 19.1/4" 12.7/8" 17.1/4" 16 7/8" 1/1/8" 12" 19.1/4" 12.7/8" 17.1/4" 16 7/8" 1.1/2" 14" 21.3/4" 14.9/64" 19.1/2" 16 1" 1.1/4" 4" 21.3/4" 14.9/64" 19.1/2" 16 1" 1.5/8" 16" 24" 16.5/32" 21.3/4" 20 1" 1.1/4" 6" 24" 16.5/32" 21.3/4" 20 1" 1.3/4" 18" 26.1/2" 18.3/16" 24" 20 1.1/8" 1.3/8" 18" 26.1/2" 18.3/16" 24" 20 1.1/8" 1.7/8" 20" 29" 20.13/16" 26.1/2" 24 1.1/8" 1.1/2" 20" 29" 20.13/16" 26.1/2" 24 1.1/8" 2" 24" 33.1/2" 24.1/4" 30.3/4" 24 1.1/4" 1.5/8" 24" 33.1/2" 24.1/4" 30.3/4" 24 1.1/4" 2.1/4"