Dimensions for Welding Neck Flanges 150 Class, Series B
Weld Neck flanges as per ASME B16.47/ANSI B16.47 150#/150 LBS in mm
| pipe | Flange | Hub | Raised face | Drilling Template | Approx Weight | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom. | OD | D | J | b | h | a | m | g | Number | I | k | |
| Size | mm | mm | mm | mm | mm | mm | mm | mm | mm | mm | Killo | |
| 26'' | 660.4 | 785.8 | To be | 41.3 | 88.9 | 662.0 | 684.2 | 711.1 | 36 | 22.2 | 744.5 | 63 |
| 28" | 711.2 | 836.6 | specified | 44.4 | 95.2 | 712.8 | 735.0 | 762.0 | 40 | 22.2 | 795.3 | 74 |
| 30" | 762 | 887.4 | by purchaser | 44.4 | 100.0 | 763.6 | 787.4 | 812.8 | 44 | 22.2 | 846.1 | 80 |
| 32" | 812.8 | 941.4 | 46 | 107.9 | 814.4 | 839.8 | 863.6 | 48 | 22.2 | 900.1 | 92 | |
| 34" | 863.6 | 1004.9 | 49.2 | 110.3 | 865.2 | 892.2 | 920.7 | 40 | 25.4 | 957.3 | 113 | |
| 36" | 914.4 | 1057.3 | 52.4 | 117.5 | 916.0 | 944.6 | 971.5 | 44 | 25.4 | 1009.6 | 129 | |
| 42" | 1066.8 | 1225.5 | 58.7 | 133.3 | 1070.0 | 1101.7 | 1130.3 | 48 | 28.6 | 1171.6 | 184 | |
| 48" | 1219.2 | 1392.2 | 65.1 | 149.2 | 1222.4 | 1257.3 | 1289.0 | 44 | 31.7 | 1335.1 | 231 | |
| 54" | 1371.6 | 1549.4 | 71.4 | 161.9 | 1374.8 | 1412.9 | 1441.4 | 56 | 31.7 | 1492.2 | 287 | |
| 60" | 1524 | 1725.6 | 76.2 | 179.4 | 1527.2 | 1570.0 | 1600.2 | 52 | 34.9 | 1662.1 | 388 |
Weld Neck flanges as per ASME B16.47/ANSI B16.47 150#/150 LBS in inches
| Pipe | Flange | Hub | Raised face | Drilling Template | Approx Weight | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom. | OD | D | J | b | h | a | m | g | Number | I | k | |
| Size | in. | in. | in. | in. | in. | in. | in. | in. | in. | in. | Pounds | |
| 26'' | 26.0 | 3015/16 | To be | 15/8 | 31/2 | 261/16 | 2615/16 | 28 | 36 | 7/8 | 295/16 | 139 |
| 28" | 28.0 | 3215/16 | specified by | 13/4 | 33/4 | 281/16 | 2815/16 | 30 | 40 | 7/8 | 315/16 | 163 |
| 30" | 30.0 | 3415/16 | purchaser | 13/4 | 315/16 | 301/16 | 31 | 32 | 44 | 7/8 | 335/16 | 176 |
| 32" | 32.0 | 371/16 | 113/16 | 41/4 | 321/16 | 331/16 | 34 | 48 | 7/8 | 357/16 | 203 | |
| 34" | 34.0 | 399/16 | 115/16 | 411/32 | 341/16 | 351/8 | 361/4 | 40 | 1 | 3711/16 | 249 | |
| 36" | 36.0 | 415/8 | 21/16 | 45/8 | 361/16 | 373/16 | 381/4 | 44 | 1 | 393/4 | 284 | |
| 42" | 42.0 | 481/4 | 25/16 | 51/4 | 421/8 | 433/8 | 441/2 | 48 | 11/8 | 461/8 | 406 | |
| 48" | 48.0 | 5413/16 | 29/16 | 57/8 | 481/8 | 491/2 | 503/4 | 44 | 11/4 | 529/16 | 509 | |
| 54" | 54.0 | 61 | 213/16 | 63/8 | 541/8 | 555/8 | 563/4 | 56 | 11/4 | 583/4 | 632 | |
| 60" | 60.0 | 6715/16 | 3 | 71/16 | 601/8 | 6113/16 | 63 | 52 | 13/8 | 657/16 | 855 |
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