Class 1500 standard flanges, socket depth, threading length, pipe size, bolt circle, length through hub, thickness C, Mumbai

CLASS 1500 FLANGES

Class 1500 standard flanges, socket depth, threading length, pipe size, bolt circle, Mumbai
DIMENSIONS OF CLASS 1500 FLANGES (ANSI B 16.5) (in mm)
Nominal
Pipe Size
Flange
Dia
'O'
Dia of
Bolt Circle
'A'
Dia of Bolt Holes
'D'
No. of
Holes
Thk of Flange
'C'
Diameter at Weld Bevel Dia of Hub
'E'
Length Through Hub Bore 'B' Dia of
R/F
R
Depth of
Socket
F
Length
of
Threading
S/O & S/W
Y
W/N
Y
L/J
Y
S/O & S/W
B
L/J
B
1/2'' 15 120.6 82.5 22.2 4 22.2 21.3 38.1 31.7 60.3 31.7 22.3 22.9 34.9 9.5 22.2
3/4'' 20 130.2 88.9 22.2 4 25.4 26.7 44.4 34.9 69.8 34.9 27.7 28.2 42.9 11.1 25.4
1'' 25 149.2 101.6 25.4 4 28.6 33.5 52.4 41.3 73.0 41.3 34.5 35.0 50.8 12.7 28.6
1 ¼'' 32 158.7 111.1 25.4 4 28.6 42.2 63.5 41.3 73.0 41.3 43.2 43.7 63.5 14.3 30.2
1 ½'' 40 177.8 123.8 28.6 4 31.8 48.3 69.8 44.4 82.5 44.4 49.5 50.0 73.0 15.9 31.7
2'' 50 215.9 165.1 25.4 8 38.1 60.4 104.8 57.1 101.6 57.1 62.0 62.5 92.1 17.5 38.1
2 ½'' 65 244.5 190.5 28.6 8 41.3 73.1 123.8 63.5 123.8 63.5 74.7 75.4 104.8 19.0 47.6
3'' 80 266.7 203.2 31.7 8 47.6 88.9 133.3 73.0 117.5 73.0 90.7 91.4 127.0 - 50.8
4'' 100 311.1 241.3 34.9 8 54.0 114.3 161.9 90.5 123.0 90.5 116.1 116.8 157.2 - 57.1
5'' 125 374.6 292.1 41.3 8 73.0 141.2 196.8 104.8 155.6 104.8 143.8 144.5 185.7 - 63.5
6'' 150 393.7 317.5 38.1 12 82.6 168.4 228.6 119.1 171.4 119.1 170.7 171.4 215.9 - 69.8
8'' 200 482.6 393.7 44.4 12 92.1 219.2 292.1 142.9 212.7 142.8 221.5 222.2 269.9 - 76.2
10'' 250 584.2 482.6 50.8 12 107.9 273.0 368.3 158.7 254.0 177.8 276.3 277.4 323.8 - 84.1
12'' 300 673.1 571.5 54.0 16 123.8 323.8 450.8 181.0 282.5 219.1 327.1 328.2 381.0 - 92.1
14'' 350 749.5 635.0 60.5 16 133.4 355.6 495.3 - 298.5 241.3 359.1 360.2 412.7 - -
16'' 400 825.5 704.9 66.5 16 146.1 406.4 552.5 - 311.2 260.4 410.5 411.2 469.9 - -
18'' 450 914.5 774.7 73.5 16 162.0 457.2 596.9 - 327.0 276.2 461.8 462.3 533.4 - -
20'' 500 984.0 831.9 79.5 16 177.8 508.0 641.4 - 355.6 292.1 513.1 514.3 584.2 - -
24'' 600 1168.5 990.6 92.0 16 203.2 609.6 762.0 - 406.4 330.2 615.9 615.9 692.1 - -
Note : Thickness 'C' is exclusive of Raised Face Thickness of 6.25 MM. For Class 1500