THÔNG SỐ KỸ THUẬT
KÍCH THƯỚC MẶT BÍCH TIÊU CHUẨN ANSI B16.5 CLASS 150
| Nominal Pipe Size | Nominal Pipe Size | Out side Dia. | Slip-on Socket Welding | O.D.of Raised Face | Dia. at Base of Hub | Bolt Clrcle Dia. | Thickness | Number of Holes | Dia. of Holes |
| Inch | DN | D | B2 | G | X | C | T | ||
| 1/2 | 15 | 89 | 22.4 | 35.1 | 30.2 | 60.5 | 11.2 | 4 | 15.7 |
| 3/4 | 20 | 99 | 27.7 | 42.9 | 38.1 | 69.9 | 12.7 | 4 | 15.7 |
| 1 | 25 | 108 | 34.5 | 50.8 | 49.3 | 79.2 | 14.2 | 4 | 15.7 |
| 1.1/4 | 32 | 117 | 43.2 | 63.5 | 58.7 | 88.9 | 15.7 | 4 | 15.7 |
| 1.1/2 | 40 | 127 | 49.5 | 73.2 | 65.0 | 98.6 | 17.5 | 4 | 15.7 |
| 2 | 50 | 152 | 62.0 | 91.9 | 77.7 | 120.7 | 19.1 | 4 | 19.1 |
| 2.1/2 | 65 | 178 | 74.7 | 104.6 | 90.4 | 139.7 | 22.4 | 4 | 19.1 |
| 3 | 80 | 191 | 90.7 | 127.0 | 108.0 | 152.4 | 23.9 | 4 | 19.1 |
| 4 | 100 | 229 | 116.1 | 157.2 | 134.9 | 190.5 | 23.9 | 8 | 19.1 |
| 5 | 125 | 254 | 143.8 | 185.7 | 163.6 | 215.9 | 23.9 | 8 | 22.4 |
| 6 | 150 | 279 | 170.7 | 215.9 | 192.0 | 241.3 | 25.4 | 8 | 22.4 |
| 8 | 200 | 343 | 221.5 | 269.7 | 246.1 | 298.5 | 28.4 | 8 | 22.4 |
| 10 | 250 | 406 | 276.4 | 323.9 | 304.8 | 362.0 | 30.2 | 12 | 25.4 |
| 12 | 300 | 483 | 327.2 | 381.0 | 365.3 | 431.8 | 31.8 | 12 | 25.4 |
| 14 | 350 | 533 | 359.2 | 412.8 | 400.1 | 476.3 | 35.1 | 12 | 28.4 |
| 16 | 400 | 597 | 410.5 | 469.4 | 457.2 | 539.8 | 36.6 | 16 | 28.4 |
| 18 | 450 | 635 | 461.8 | 533.4 | 505.0 | 577.9 | 39.6 | 16 | 31.8 |
| 20 | 500 | 699 | 513.1 | 584.2 | 558.8 | 635.0 | 42.9 | 20 | 31.8 |
| 24 | 600 | 813 | 616.0 | 692.2 | 663.4 | 749.3 | 47.8 | 20 | 35.1 |
