RESOURCES

FLANGE DIMENSIONS

CLASS 150 VALVE FLANGES

SIZE NPS (") 1/2 3/4 1 1 1/2 2 2 1/2 3 4 6 8 10 12 14 16 18 20 24
SIZE DN (mm) 15 20 25 40 50 65 80 100 150 200 250 300 350 400 450 500 600
RFD RAISED FACE DIA 34.9 42.9 50.8 73.0 92.1 104.8 127.0 157.2 215.9 269.9 323.8 381.0 412.8 469.9 533.4 584.2 692.2
O OUT SIDE DIA 90 100 110 125 150 180 190 230 280 345 405 485 535 595 635 700 815
C THICKNESS 10 10.9 11.6 14.7 16.3 17.9 19.5 24.3 25.9 29.0 30.6 32.2 35.4 37.0 40.1 43.3 48.1
P PCD 60.3 69.9 79.4 98.4 120.7 139.7 152.4 190.5 241.3 298.5 362.0 431.8 476.3 539.8 577.9 635.0 749.3
N No. of HOLES 4 4 4 4 4 4 4 8 8 8 12 12 12 16 16 20 20
D DRILL DIA 15.9 15.9 15.9 15.9 19.1 19.1 19.1 19.1 22.2 22.2 25.4 25.4 28.6 28.6 31.8 31.8 34.9

CLASS 300 VALVE FLANGES

SIZE NPS (") 1/2 3/4 1 1 1/2 2 2 1/2 3 4 6 8 10 12 14 16 18 20 24
SIZE DN (mm) 15 20 25 40 50 65 80 100 150 200 250 300 350 400 450 500 600
RFD RAISED FACE DIA 34.9 42.9 50.8 73.0 92.1 104.8 127.0 157.2 215.9 269.9 323.8 381.0 412.8 469.9 533.4 584.2 692.2
O OUT SIDE DIA 95 115 125 155 165 190 210 255 320 380 445 520 585 650 710 775 915
C THICKNESS 14.7 16.3 17.9 21.1 22.7 25.9 29.0 32.2 37.0 41.7 48.1 51.3 54.4 57.6 60.8 64.0 70.3
P PCD 66.7 82.6 88.9 114.3 127.0 149.2 168.3 200.0 269.9 330.2 387.4 450.8 514.4 571.5 628.6 685.8 812.8
N No. of HOLES 4 4 4 4 8 8 8 8 12 12 16 16 20 20 24 24 24
D DRILL DIA 15.9 19.1 19.1 22.2 19.1 22.2 22.2 22.2 22.2 25.4 28.6 31.8 31.8 34.9 34.9 34.9 41.3

CLASS 600 VALVE FLANGES

SIZE NPS (") 1/23/411 1/222 1/2346810121416182024
SIZE DN (mm) 15202540506580100150200250300350400450500600
RFDRAISED FACE DIA34.942.950.873.092.1104.8127.0157.2215.9269.9323.8381.0412.8469.9533.4548.2692.2
OOUT SIDE DIA95115125155165190210275355420510560605685745815940
CTHICKNESS16.317.919.524.332.435.638.845.154.762.670.573.776.983.289.695.9108.6
PPCD66.782.688.9114.3127.0149.2168.3215.9292.1349.2431.8489.0527.0603.2654.0723.9838.2
NNo. of HOLES44448888121216202020202424
DDRILL DIA15.919.119.122.219.122.222.225.428.631.834.934.938.141.344.544.550.8

CLASS 900 VALVE FLANGES

SIZE NPS (") 1/23/411 1/222 1/2346810121416182024
SIZE DN (mm) 15202540506580100150200250300350400450500600
RFDRAISED FACE DIA34.942.950.873.092.1104.8127.0157.2215.9269.9323.8381.0412.8469.9533.4548.2692.2
OOUT SIDE DIA1201301501802152452402903804705456106407057858551040
CTHICKNESS29.332.435.638.845.148.345.151.562.670.576.986.492.895.9108.6115.0146.7
PPCD82.688.9101.6123.8165.1190.5190.5235.0317.5393.7469.9533.4558.8616.0685.8749.3901.7
NNo. of HOLES44448888121216202020202020
DDRILL DIA22.222.225.428.625.428.625.431.831.838.138.138.141.244.550.854.066.7

CLASS 1500 VALVE FLANGES

SIZE NPS (") 1/23/411 1/222 1/2346810121416182024
SIZE DN (mm) 15202540506580100150200250300350400450500600
RFDRAISED FACE DIA34.942.950.873.092.1104.8127.0157.2215.9269.9323.8381.0412.8469.9533.4548.2692.2
OOUT SIDE DIA1201301501802152452653103954855856757508259159851170
CTHICKNESS29.332.435.638.845.148.354.761.089.699.1115.0130.9140.4153.1169.0184.8210.2
PPCD82.688.9101.6123.8165.1190.5203.2292.1317.5393.7482.6571.5635.0704.8774.7831.8990.6
NNo. of HOLES44448888121212161616161616
DDRILL DIA22.222.225.428.625.428.631.834.838.144.550.853.960.566.673.279.392.0