1.Material:304,316,316L,310,321
2.Size:1/2"-24"
3.Pressure: 0.6Mpa-32Mpa 150BL-600BL, PN0.25-PN42.0
ANSI B16.5 Welding Neck Flange
ANSI,ASME,ASA Class 150/300/600
Dimensions & Approximates/Flange Weight
Welding Neck Flange RF ANSI,ASME,SAS,B16.5 150LB/SQ.IN. | |||||||||||
| Φ | D | b | g | m | a | J* | h | k | Holes | I | Kg. |
1/2” | 88.9 | 11.1 | 34.9 | 30.2 | 21.3 | 15.7 | 47.6 | 60.3 | 4 | 15.9 | 0.500 |
3/4” | 98.4 | 12.7 | 42.9 | 38.1 | 26.7 | 20.8 | 52.4 | 69.8 | 4 | 15.9 | 0.700 |
1” | 107.9 | 14.3 | 50.9 | 49.2 | 33.5 | 26.7 | 55.6 | 79.4 | 4 | 15.9 | 1.100 |
1 1/4” | 117.9 | 15.9 | 63.5 | 58.8 | 42.2 | 35.1 | 57.1 | 88.9 | 4 | 15.9 | 1.500 |
1 1/2” | 127.0 | 17.5 | 73.0 | 65.1 | 48.3 | 40.9 | 61.9 | 98.4 | 4 | 15.9 | 1.800 |
2” | 152.4 | 19.0 | 92.1 | 77.8 | 60.3 | 52.6 | 63.5 | 120.6 | 4 | 19.0 | 2.700 |
2 1/2” | 177.8 | 22.2 | 104.8 | 90.5 | 73.1 | 62.7 | 69.8 | 139.7 | 4 | 19.0 | 4.400 |
3” | 190.5 | 23.8 | 127.0 | 107.9 | 88.9 | 78.0 | 69.8 | 152.4 | 4 | 19.0 | 5.200 |
3 1/2” | 215.9 | 23.8 | 139.7 | 122.2 | 101.6 | 90.2 | 71.4 | 177.8 | 8 | 19.0 | 6.400 |
4” | 228.6 | 23.8 | 157.2 | 134.9 | 114.3 | 102.4 | 76.2 | 190.5 | 8 | 19.0 | 7.500 |
5” | 254.0 | 23.8 | 185.7 | 163.5 | 141.3 | 128.3 | 88.9 | 215.9 | 8 | 22.2 | 9.200 |
6” | 279.4 | 25.4 | 215.9 | 192.1 | 168.4 | 154.2 | 88.9 | 241.3 | 8 | 22.2 | 11.000 |
8” | 342.9 | 28.6 | 269.9 | 246.1 | 219.1 | 202.7 | 101.6 | 298.4 | 8 | 22.2 | 18.300 |
10” | 406.4 | 30.2 | 323.8 | 304.8 | 273.0 | 254.5 | 101.6 | 361.9 | 12 | 25.4 | 25.000 |
12” | 482.6 | 31.7 | 381.0 | 365.1 | 323.8 | 304.8 | 114.3 | 431.8 | 12 | 25.4 | 39.000 |
14” | 533.4 | 34.9 | 421.7 | 400.0 | 355.6 | 336.5 | 127.0 | 476.2 | 12 | 28.6 | 51.000 |
16” | 596.9 | 36.5 | 469.9 | 457.2 | 406.4 | 387.3 | 127.0 | 539.7 | 16 | 28.6 | 60.000 |
18” | 635.0 | 39.7 | 533.4 | 504.8 | 457.2 | 438.1 | 139.7 | 577.8 | 16 | 31.7 | 71.000 |
20” | 698.5 | 42.9 | 584.2 | 558.8 | 508.0 | 488.9 | 144.5 | 635.0 | 20 | 31.7 | 88.000 |
22” | 749.3 | 46.0 | 641.2 | 609.6 | 558.8 | 558.3 | 149.2 | 692.1 | 20 | 34.9 | 102.000 |
24” | 812.8 | 47.6 | 692.1 | 663.6 | 609.6 | 609.8 | 152.4 | 749.3 | 20 | 34.9 | 119.000 |
* | The data “J ”corresponds to STD schedule | ||||||||||
Welding Neck Flange RF ANSI,ASME,SAS,B16.5 300 LB/SQ.IN. | |||||||||||
Φ | D | b | g | m | a | J | h | k | Holes | I | Kg. |
1/2” | 95.2 | 14.3 | 34.9 | 38.1 | 21.3 | 15.7 | 52.4 | 66.7 | 4 | 15.9 | 0.900 |
3/4” | 117.5 | 15.9 | 42.9 | 47.6 | 26.7 | 20.8 | 57.1 | 82.5 | 4 | 19.0 | 1.500 |
1” | 123.8 | 17.5 | 50.9 | 54.0 | 33.5 | 26.7 | 61.9 | 88.9 | 4 | 19.0 | 1.900 |
1 1/4” | 133.3 | 19.0 | 63.5 | 63.5 | 42.2 | 35.1 | 65.1 | 98.4 | 4 | 19.0 | 2.600 |
1 1/2” | 155.6 | 20.6 | 73.0 | 69.8 | 48.3 | 40.9 | 68.3 | 114.3 | 4 | 22.2 | 3.300 |
2” | 165.1 | 22.2 | 92.1 | 84.1 | 60.3 | 52.6 | 69.8 | 127.0 | 8 | 19.0 | 3.600 |
2 1/2” | 190.5 | 25.4 | 104.8 | 100.0 | 73.1 | 62.7 | 76.2 | 149.2 | 8 | 22.2 | 5.400 |
3” | 209.5 | 28.6 | 127.0 | 117.5 | 88.9 | 78.0 | 79.4 | 168.3 | 8 | 22.2 | 7.400 |
3 1/2” | 228.6 | 30.2 | 139.7 | 133.3 | 101.6 | 90.2 | 81.0 | 184.1 | 8 | 22.2 | 8.900 |
4” | 254.0 | 31.7 | 157.2 | 146.0 | 114.3 | 102.4 | 85.7 | 200.0 | 8 | 22.2 | 11.900 |
5” | 279.4 | 34.9 | 185.7 | 177.8 | 141.3 | 128.3 | 98.4 | 234.9 | 8 | 22.2 | 16.000 |
6” | 317.5 | 36.5 | 215.9 | 206.4 | 168.4 | 154.2 | 98.4 | 269.9 | 12 | 22.2 | 20.200 |
8” | 381.0 | 41.3 | 269.9 | 260.3 | 219.1 | 202.7 | 111.1 | 330.2 | 12 | 25.4 | 31.000 |
10” | 444.5 | 47.6 | 323.8 | 320.7 | 273.0 | 254.5 | 117.5 | 387.3 | 16 | 28.6 | 44.300 |
12” | 520.7 | 50.8 | 381.0 | 374.6 | 323.8 | 304.8 | 130.2 | 450.8 | 16 | 31.7 | 64.000 |
14” | 584.2 | 54.0 | 421.7 | 425.4 | 355.6 | 336.5 | 142.9 | 514.3 | 20 | 31.7 | 88.000 |
16” | 647.7 | 57.1 | 469.9 | 482.6 | 406.4 | 387.3 | 146.0 | 571.5 | 20 | 34.9 | 113.000 |
18” | 711.2 | 60.3 | 533.4 | 533.4 | 457.2 | 438.1 | 158.7 | 628.6 | 24 | 34.9 | 134.000 |
20” | 774.7 | 63.5 | 584.2 | 587.4 | 508.0 | 488.9 | 161.9 | 685.8 | 24 | 34.9 | 171.000 |
22” | 838.2 | 66.7 | 641.2 | 641.2 | 558.8 | 539.7 | 165.1 | 742.9 | 24 | 41.3 | 195.000 |
24” | 914.4 | 69.8 | 692.1 | 701.1 | 609.6 | 590.5 | 168.3 | 812.8 | 24 | 41.3 | 238.00 |
Welding Neck Flange RF ANSI,ASME,SAS,B16.5 600LB/SQ.IN. | |||||||||||
Φ | D | b | g | m | a | J | h | k | Holes | I | Kg. |
1/2” | 95.2 | 14.3 | 34.9 | 38.1 | 21.3 | 15.7 | 52.4 | 66.7 | 4 | 15.9 | 0.900 |
3/4” | 117.5 | 15.9 | 42.9 | 47.6 | 26.7 | 20.9 | 57.1 | 82.5 | 4 | 19.0 | 1.500 |
1” | 123.8 | 17.5 | 50.8 | 54.0 | 33.5 | 26.7 | 61.9 | 88.9 | 4 | 19.0 | 1.900 |
1 1/4” | 133.3 | 20.6 | 63.5 | 63.5 | 42.2 | 35.1 | 66.7 | 98.4 | 4 | 19.0 | 2.600 |
1 1/2” | 155.6 | 22.2 | 73.0 | 69.8 | 48.3 | 40.9 | 69.8 | 114.3 | 4 | 22.2 | 3.300 |
2” | 165.1 | 25.4 | 92.1 | 84.1 | 60.3 | 52.6 | 73.0 | 127.0 | 8 | 19.0 | 4.700 |
2 1/2” | 190.5 | 28.6 | 104.8 | 100.0 | 73.1 | 62.7 | 79.4 | 149.2 | 8 | 22.2 | 6.500 |
3” | 209.5 | 31.7 | 127.0 | 117.5 | 88.9 | 78.0 | 82.5 | 168.3 | 8 | 22.2 | 8.700 |
3 1/2” | 228.6 | 34.9 | 139.7 | 133.3 | 101.6 | 90.2 | 85.7 | 184.1 | 8 | 25.4 | 11.200 |
4” | 273.0 | 38.1 | 157.2 | 152.4 | 114.3 | 102.4 | 101.6 | 215.9 | 8 | 25.4 | 18.100 |
5” | 330.2 | 44.4 | 185.7 | 188.9 | 141.2 | 128.2 | 114.3 | 266.7 | 8 | 28.6 | 30.500 |
6” | 355.6 | 47.6 | 215.9 | 222.2 | 168.4 | 154.2 | 117.5 | 292.1 | 12 | 28.6 | 36.200 |
8” | 419.1 | 55.6 | 269.9 | 273.0 | 219.1 | 202.7 | 133.3 | 349.2 | 12 | 31.7 | 56.500 |
10” | 508.0 | 53.5 | 323.8 | 342.9 | 273.0 | 254.5 | 152.4 | 431.8 | 16 | 34.9 | 91.000 |
12” | 558.8 | 66.7 | 381.0 | 400.0 | 323.8 | 304.8 | 155.6 | 488.9 | 20 | 34.9 | 105.000 |
14” | 603.2 | 69.8 | 421.7 | 431.8 | 355.6 | * | 165.1 | 527.0 | 20 | 38.1 | 125.000 |
16” | 685.8 | 76.2 | 469.9 | 495.3 | 406.4 | 177.8 | 603.2 | 20 | 41.3 | 178.000 | |
18” | 742.9 | 82.5 | 533.4 | 546.1 | 457.2 | 184.1 | 654.0 | 20 | 44.4 | 261.000 | |
20” | 812.8 | 88.9 | 584.2 | 609.6 | 508.0 | 190.5 | 723.9 | 24 | 44.4 | 268.000 | |
22” | 869.9 | 95.2 | 641.2 | 666.7 | 558.8 | 196.8 | 777.9 | 24 | 47.6 | 328.000 | |
24” | 939.8 | 101.6 | 692.1 | 717.5 | 609.6 | 203.2 | 838.2 | 24 | 50.8 | 380.000 | |
* | The data “J” corresponds to the STD schedule of flanges | ||||||||||
| To be specified by costomer | |||||||||||
