Lapped Joint Flanges
We are the top level manufacturer of lapped joint flanges that are manufactured in compliance with the industrial standards. Used on pipes fitted with lapped pipe or with lap joint stub ends etc., these flanges can be availed in standard as well as customized dimensions.
15 NB UP TO 600 NB IN 150 LBS, 300 LBS, 400 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS / TABLE 2.5, TABLE 6, TABLE 10, TABLE 16,TABLE 25, TABLE 40, TABLE 64, TABLE 160, TABLE 320, TABLE 400FORM : SLIP ON, SOCKET WELD, BLIND, LAPPED, SCREWED, WELD NECK, REDUCING, SPECTACLE, SLIP ON BOSS, PLATE, PLATE BLANK, SCREWED BOSS.
Nickel & Copper Alloy Nickel Alloy ASTM / ASME SB 564 UNS 2200 ( NICKEL 200 ), UNS 4400 (MONEL 400 ), UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600 ), UNS 6601 ( INCONEL 601 ), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276) ASTM / ASME SB 160 UNS 2201 (NICKEL 201) ASTM / ASME SB 472 UNS 8020 (ALLOY 20 / 20 CB 3)
Copper Alloy ASTM / ASME SB 61 UNS NO. C 92200 & ASTM / ASME SB 62 UNS NO. C 83600. ASTM / ASME SB 151 UNS NO. 70600, 71500, C 70600 ( CU -NI- 90/10), C 71500 ( CU -NI- 70/30) ASTM / ASME SB 152 UNS NO C 10100, C 10200, C 10300, C 10800 , C 12000, C 12200.
Stainless & Duplex Steel Stainless Steel ASTM / ASME SA 182 F 304, 304L, 304H, 309H, 310H, 316, 316H , 316L, 316 LN, 317, 317L, 321, 321H, 347, 347 H
Duplex Steel ASTM / ASME SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61.
Carbon & Alloy Steel Carbon Steel ASTM / ASME A 105. ASTM / ASME A 350 LF 2.
Alloy Steel ASTM / ASME A 182 GR F 5, F 9, F 11, F 12, F 22, F 91.
150lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Length Hub.Y | Bore | Corner Radius of Bore of lapped Flange | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | KG | LB | |
| inch | dn | O | C | X | G | Y | B | R | BC | BH | BN | BD | ||
| 1/2″ | 15 | 89.00 | 11.20 | 30.20 | 35.10 | 15.70 | 22.90 | 3.00 | 60.50 | 15.80 | 4 | 1/2″ | 0.4 | 0.9 |
| 3/4″ | 20 | 98.50 | 12.70 | 38.10 | 42.90 | 15.70 | 28.20 | 3.00 | 69.90 | 15.80 | 4 | 1/2″ | 0.7 | 1.5 |
| 1″ | 25 | 108.00 | 14.20 | 49.30 | 50.80 | 17.50 | 35.10 | 3.00 | 79.30 | 15.80 | 4 | 1/2″ | 0.8 | 1.8 |
| 1-1/4″ | 32 | 117.50 | 15.70 | 58.70 | 63.50 | 20.60 | 43.70 | 4.80 | 88.90 | 15.80 | 4 | 1/2″ | 1.1 | 2.4 |
| 1-1/2″ | 40 | 127.00 | 17.50 | 65.00 | 73.20 | 22.40 | 50.00 | 6.40 | 98.60 | 15.80 | 4 | 1/2″ | 1.4 | 3.1 |
| 2″ | 50 | 152.50 | 19.10 | 77.70 | 91.90 | 25.40 | 62.50 | 7.90 | 120.70 | 19.10 | 4 | 5/8″ | 2.2 | 4.8 |
| 2-1/2″ | 65 | 178.00 | 22.40 | 90.40 | 104.60 | 28.40 | 75.40 | 7.90 | 139.70 | 19.10 | 4 | 5/8″ | 3.5 | 7.7 |
| 3″ | 80 | 190.50 | 23.90 | 108.00 | 127.00 | 30.20 | 91.40 | 9.70 | 152.40 | 19.10 | 4 | 5/8″ | 3.8 | 8.4 |
| 3-1/2″ | 90 | 216.00 | 23.90 | 122.20 | 139.70 | 31.80 | 104.10 | 9.70 | 177.80 | 19.10 | 8 | 5/8″ | 5 | 11 |
| 4″ | 100 | 228.50 | 23.90 | 134.90 | 157.20 | 33.30 | 116.80 | 11.20 | 190.50 | 19.10 | 8 | 5/8″ | 5.6 | 12.3 |
| 5″ | 125 | 254.00 | 23.90 | 163.60 | 185.70 | 36.60 | 144.50 | 11.20 | 215.90 | 22.40 | 8 | 3/4″ | 6.5 | 14.3 |
| 6″ | 150 | 279.50 | 25.40 | 192.00 | 215.90 | 39.60 | 171.50 | 12.70 | 241.30 | 22.40 | 8 | 3/4″ | 8.1 | 18 |
| 8″ | 200 | 343.00 | 28.40 | 246.10 | 269.70 | 44.50 | 222.30 | 12.70 | 298.50 | 22.40 | 8 | 3/4″ | 13 | 28.6 |
| 10″ | 250 | 406.50 | 30.20 | 304.80 | 323.90 | 49.30 | 277.40 | 12.70 | 362.00 | 25.40 | 12 | 7/8″ | 18.4 | 40 |
| 12″ | 300 | 482.50 | 31.80 | 365.30 | 381.00 | 55.60 | 328.20 | 12.70 | 431.80 | 25.40 | 12 | 7/8″ | 28.5 | 63 |
| 14″ | 350 | 533.50 | 35.10 | 400.10 | 412.80 | 79.20 | 360.20 | 12.70 | 476.30 | 28.50 | 12 | 1″ | 41.5 | 91.5 |
| 16″ | 400 | 597.00 | 36.60 | 457.20 | 469.90 | 87.40 | 411.20 | 12.70 | 539.80 | 28.50 | 16 | 1″ | 53 | 117 |
| 18″ | 450 | 635.00 | 39.60 | 505.00 | 533.40 | 96.80 | 462.30 | 12.70 | 577.90 | 31.80 | 16 | 1 1/8″ | 59 | 130 |
| 20″ | 500 | 698.50 | 42.90 | 558.80 | 584.20 | 103.10 | 514.40 | 12.70 | 635.00 | 31.80 | 20 | 1 1/8″ | 74 | 163 |
| 24″ | 600 | 813.00 | 47.80 | 663.40 | 692.20 | 111.30 | 616.00 | 12.70 | 749.30 | 35.10 | 20 | 1 1/4″ | 99 | 218 |
Note:
300lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Length Hub.Y | Bore | Corner Radius of Bore | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | G | Y | B | R | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 95.5 | 14.2 | 38.1 | 35.1 | 22.4 | 22.9 | 3 | 66.5 | 15.7 | 4 | 1/2″ | 0.7 | 1.5 |
| 3/4″ | 20 | 117. 5 | 15.7 | 47.8 | 42.9 | 25.4 | 28.2 | 3 | 82.6 | 19.1 | 4 | 5/8″ | 1.2 | 2.6 |
| 1″ | 25 | 124. 0 | 17.5 | 53.8 | 50.8 | 26.9 | 35.1 | 3 | 88.9 | 19.1 | 4 | 5/8″ | 1.4 | 3.1 |
| 1-1/4″ | 32 | 133. 5 | 19.1 | 63.5 | 63.5 | 26.9 | 43.7 | 4.8 | 98.6 | 19.1 | 4 | 5/8″ | 1.8 | 4 |
| 1-1/2″ | 40 | 155. 5 | 20.6 | 69.9 | 73.2 | 30.2 | 50 | 6.4 | 114.3 | 22.4 | 4 | 5/8″ | 2.7 | 6 |
| 2″ | 50 | 165. 0 | 22.4 | 84.1 | 91.9 | 33.3 | 62.5 | 7.9 | 127 | 19.1 | 8 | 5/8″ | 3.2 | 7 |
| 2-1/2″ | 65 | 190. 5 | 25.4 | 100.1 | 104.6 | 38.1 | 75.4 | 7.9 | 149.4 | 22.4 | 8 | 3/4″ | 4.5 | 9.9 |
| 3″ | 80 | 209. 5 | 28.4 | 117.3 | 127 | 42.9 | 91.4 | 9.7 | 168.1 | 22.4 | 8 | 3/4″ | 5.9 | 13 |
| 3-1/2″ | 90 | 228. 5 | 30.2 | 133.4 | 139.7 | 44.5 | 104. 1 | 9.7 | 184.2 | 22.4 | 8 | 3/4″ | 7.5 | 16.5 |
| 4″ | 100 | 254. 0 | 31.8 | 146.1 | 157.2 | 47.8 | 116. 8 | 11.2 | 200.2 | 22.4 | 8 | 3/4″ | 10 | 22 |
| 5″ | 125 | 279. 5 | 35.1 | 177.8 | 185.7 | 50.8 | 144. 5 | 11.2 | 235 | 22.4 | 8 | 3/4″ | 12.5 | 27.5 |
| 6″ | 150 | 317. 5 | 36.6 | 206.2 | 215.9 | 52.3 | 171. 5 | 12.7 | 269.7 | 22.4 | 12 | 3/4″ | 16.5 | 36.4 |
| 8″ | 200 | 381. 0 | 41.1 | 260.4 | 269.7 | 62 | 222. 3 | 12.7 | 330.2 | 25.4 | 12 | 7/8″ | 25.5 | 56 |
| 10″ | 250 | 444. 5 | 47.8 | 320.5 | 323.9 | 95.3 | 277. 4 | 12.7 | 387.4 | 28.4 | 16 | 1″ | 35 | 77 |
| 12″ | 300 | 520. 5 | 50.8 | 374.7 | 381 | 101. 6 | 328. 2 | 12.7 | 450.9 | 31.8 | 16 | 1 1/8″ | 62 | 137 |
| 14″ | 350 | 584. 0 | 53.8 | 425.5 | 412.8 | 111. 3 | 360. 2 | 12.7 | 514..4 | 31.8 | 20 | 1 1/8″ | 86 | 190 |
| 16″ | 400 | 647. 5 | 57.2 | 482.6 | 469.9 | 120. 7 | 411. 2 | 12.7 | 571.5 | 35.1 | 20 | 1 1/4″ | 113 | 249 |
| 18″ | 450 | 711. 0 | 60.5 | 533.4 | 533.4 | 130. 0 | 462. 3 | 12.7 | 628.7 | 35.1 | 24 | 1 1/4″ | 134 | 295 |
| 20″ | 500 | 774. 5 | 63.5 | 587.2 | 584.2 | 139. 7 | 514. 4 | 12.7 | 685.8 | 35.1 | 24 | 1 1/4″ | 167 | 368 |
| 24″ | 600 | 914. 5 | 69.9 | 701.5 | 692.2 | 152. 4 | 616. 0 | 12.7 | 812.8 | 41.1 | 24 | 1 1/2″ | 240 | 549 |
Note:
600lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Length Hub | Bore Width | Corner Radius of Bore | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | G | Y | B | R | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 95.5 | 14.2 | 38.1 | 35.1 | 22.4 | 22.9 | 3 | 66.5 | 15.7 | 4 | 1/2″ | 0.8 | 1.8 |
| 3/4″ | 20 | 117. 5 | 15.7 | 47.8 | 42.9 | 25.4 | 28.2 | 3 | 82.6 | 19.1 | 4 | 5/8″ | 1.4 | 3.1 |
| 1″ | 25 | 124. 0 | 17.5 | 53.8 | 50.8 | 26.9 | 35.1 | 3 | 88.9 | 19.1 | 4 | 5/8″ | 1.7 | 3.7 |
| 1-1/4″ | 32 | 133. 5 | 20.6 | 63.5 | 63.5 | 28.4 | 43.7 | 4.8 | 98.6 | 19.1 | 4 | 5/8″ | 2.1 | 4.6 |
| 1-1/2″ | 40 | 155. 5 | 22.4 | 69.9 | 73.2 | 31.8 | 50 | 6.4 | 114.3 | 22.4 | 4 | 3/4″ | 3.1 | 6.8 |
| 2″ | 50 | 165. 0 | 25.4 | 84.1 | 91.9 | 36.6 | 62.5 | 7.9 | 127 | 19.1 | 8 | 5/8″ | 3.9 | 8.6 |
| 2-1/2″ | 65 | 190. 5 | 28.4 | 100.1 | 104.6 | 41.1 | 75.4 | 7.9 | 149.4 | 22.4 | 8 | 3/4″ | 5.4 | 11.9 |
| 3″ | 80 | 209. 5 | 31.8 | 117.3 | 127 | 46 | 91.4 | 9.7 | 168.1 | 22.4 | 8 | 3/4″ | 7.3 | 16.1 |
| 3-1/2″ | 90 | 228. 5 | 35.1 | 133.4 | 139.7 | 49.3 | 104. 1 | 9.7 | 184.2 | 25.4 | 8 | 7/8″ | 9 | 19.8 |
| 4″ | 100 | 273. 0 | 38.1 | 152.4 | 157.2 | 53.8 | 116. 8 | 11.2 | 215.9 | 25.4 | 8 | 7/8″ | 16.1 | 35.5 |
| 5″ | 125 | 330. 0 | 44.5 | 189 | 185.7 | 60.5 | 144. 5 | 11.2 | 266.7 | 28.4 | 8 | 1″ | 27.5 | 60.6 |
| 6″ | 150 | 355. 5 | 47.8 | 222.3 | 215.9 | 66.5 | 171. 5 | 12.7 | 292.1 | 28.4 | 12 | 1″ | 35.4 | 78 |
| 8″ | 200 | 419. 0 | 55.6 | 273.1 | 269.7 | 76.2 | 222. 3 | 12.7 | 349.3 | 31.8 | 12 | 1 1/8″ | 49.5 | 109 |
| 10″ | 250 | 508. 0 | 63.5 | 342.9 | 323.9 | 111. 3 | 277. 4 | 12.7 | 431.8 | 35.1 | 16 | 1 1/4″ | 74 | 163 |
| 12″ | 300 | 559. 0 | 66.5 | 400.1 | 381 | 117. 3 | 328. 2 | 12.7 | 489 | 35.1 | 20 | 1 1/4″ | 89 | 196 |
| 14″ | 350 | 603. 5 | 69.9 | 431.8 | 412.8 | 127. 0 | 360. 2 | 12.7 | 527.1 | 38.1 | 20 | 1 3/8″ | 111 | 245 |
| 16″ | 400 | 686. 0 | 76.2 | 495.3 | 469.9 | 139. 7 | 411. 2 | 12.7 | 603.3 | 41.1 | 20 | 1 1/2″ | 165 | 363 |
| 18″ | 450 | 743. 0 | 82.6 | 546.1 | 533.4 | 152. 4 | 462. 3 | 12.7 | 654.1 | 44.5 | 20 | 1 5/8″ | 194 | 428 |
| 20″ | 500 | 813. 0 | 88.9 | 609.6 | 584.2 | 165. 1 | 514. 4 | 12.7 | 723.9 | 44.5 | 24 | 1 5/8″ | 255 | 562 |
| 24″ | 600 | 940. 0 | 101.6 | 717.6 | 692.2 | 184. 2 | 616. 0 | 12.7 | 838.2 | 50.8 | 24 | 1 7/8″ | 362 | 798 |
Note:Unit :mm
900lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Length Hub | Bore | Corner Radius of Bore | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | Y | B | R | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 120.7 | 22.4 | 38.1 | 31.8 | 22.9 | 3 | 82.6 | 22.4 | 4 | 3/4″ | 1.8 | 4 |
| 3/4″ | 20 | 130 | 25.4 | 44.5 | 35.1 | 28.2 | 3 | 88.9 | 22.4 | 4 | 3/4″ | 2.3 | 5 |
| 1″ | 25 | 149.4 | 28.4 | 52.3 | 41.1 | 35.1 | 3 | 101.6 | 25.4 | 4 | 7/8″ | 3.6 | 7.9 |
| 1-1/4″ | 32 | 158.8 | 28.4 | 63.5 | 41.1 | 43.7 | 4.8 | 111.3 | 25.4 | 4 | 7/8″ | 4.1 | 9 |
| 1-1/2″ | 40 | 177.8 | 31.8 | 69.9 | 44.5 | 50 | 6.4 | 124 | 28.4 | 4 | 1″ | 5.4 | 12 |
| 2″ | 50 | 215.9 | 38.1 | 104.6 | 57.2 | 62.5 | 7.9 | 165.1 | 25.4 | 8 | 7/8″ | 10.5 | 23.1 |
| 2-1/2″ | 65 | 244.3 | 41.1 | 124 | 63.5 | 75.4 | 7.9 | 190.5 | 28.4 | 8 | 1″ | 15.8 | 34.8 |
| 3″ | 80 | 241.3 | 38.1 | 127 | 53.8 | 91.4 | 9.7 | 190.5 | 25.4 | 8 | 7/8″ | 11.8 | 26 |
| 4″ | 100 | 292.1 | 44.5 | 158.8 | 69.9 | 116.8 | 11.2 | 235 | 31.8 | 8 | 1 1/8″ | 22.6 | 49.8 |
| 5″ | 125 | 349.3 | 50.8 | 190.5 | 79.2 | 144.5 | 11.2 | 279.4 | 35.1 | 8 | 1 1/4″ | 36.5 | 80.5 |
| 6″ | 150 | 381 | 55.6 | 235 | 85.9 | 171.5 | 12.7 | 317.5 | 31.8 | 12 | 1 1/8″ | 47.5 | 105 |
| 8″ | 200 | 469.9 | 63.5 | 298.5 | 114.3 | 222.3 | 12.7 | 393.7 | 38.1 | 12 | 1 3/8″ | 86 | 190 |
| 10″ | 250 | 546.1 | 69.9 | 368.3 | 127 | 277.4 | 12.7 | 469.9 | 38.1 | 16 | 1 3/8″ | 124 | 273 |
| 12″ | 300 | 609.6 | 79.2 | 419.1 | 142.7 | 328.2 | 12.7 | 533.4 | 38.1 | 20 | 1 3/8″ | 167 | 368 |
| 14″ | 350 | 641.4 | 85.9 | 450.9 | 155.4 | 360.2 | 12.7 | 558.8 | 41.1 | 20 | 1 1/2″ | 180 | 397 |
| 16″ | 400 | 704.9 | 88.9 | 508 | 165.1 | 411.2 | 12.7 | 616 | 44.5 | 20 | 1 5/8″ | 210 | 463 |
| 18″ | 450 | 787.4 | 101.6 | 565.2 | 190.5 | 462.3 | 12.7 | 685.8 | 50.8 | 20 | 1 7/8″ | 294 | 648 |
| 20″ | 500 | 857.3 | 108 | 622.3 | 209.6 | 514.4 | 12.7 | 749.3 | 53.8 | 20 | 2″ | 365 | 805 |
| 24″ | 600 | 1041 | 139.7 | 749.3 | 266.7 | 616 | 12.7 | 901.7 | 66.5 | 20 | 2 1/2″ | 700 | 1543 |
Note:
1500lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Length Hub | Bore | Corner Radius of Bore of Lapped Flange | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | Y | B | R | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 120.7 | 22.4 | 38.1 | 31.8 | 22.9 | 3 | 82.6 | 22.4 | 4 | 3/4″ | 1.8 | 4 |
| 3/4″ | 20 | 130 | 25.4 | 44.5 | 35.1 | 28.2 | 3 | 88.9 | 22.4 | 4 | 3/4″ | 2.3 | 5 |
| 1″ | 25 | 149.4 | 28.4 | 52.3 | 41.1 | 35.1 | 3 | 101.6 | 25.4 | 4 | 7/8″ | 3.6 | 7.9 |
| 1-1/4″ | 32 | 158.8 | 28.4 | 63.5 | 41.1 | 43.7 | 4.8 | 111.3 | 25.4 | 4 | 7/8″ | 4.1 | 9 |
| 1-1/2″ | 40 | 177.8 | 31.8 | 69.9 | 44.5 | 50 | 6.4 | 124 | 28.4 | 4 | 1″ | 5.4 | 12 |
| 2″ | 50 | 215.9 | 38.1 | 104.6 | 57.2 | 62.5 | 7.9 | 165.1 | 25.4 | 8 | 7/8″ | 10.5 | 23.1 |
| 2-1/2″ | 65 | 244.3 | 41.1 | 124 | 63.5 | 75.4 | 7.9 | 190.5 | 28.4 | 8 | 1″ | 15.8 | 34.8 |
| 3″ | 80 | 266.7 | 47.8 | 133.4 | 73.2 | 91.4 | 9.7 | 190.5 | 25.4 | 8 | 7/8″ | 18.5 | 40.8 |
| 4″ | 100 | 311.2 | 53.8 | 162.1 | 90.4 | 116.8 | 11.2 | 235 | 31.8 | 8 | 1 1/8″ | 29 | 64 |
| 5″ | 125 | 374.7 | 73.2 | 196.9 | 104.6 | 144.5 | 11.2 | 279.4 | 35.1 | 8 | 1 1/4″ | 54 | 119 |
| 6″ | 150 | 393.7 | 82.6 | 228.6 | 119.1 | 171.5 | 12.7 | 317.5 | 31.8 | 12 | 1 1/8″ | 62 | 137 |
| 8″ | 200 | 482.6 | 91.9 | 292.1 | 142.7 | 222.3 | 12.7 | 393.7 | 38.1 | 12 | 1 3/8″ | 106 | 233 |
| 10″ | 250 | 584.2 | 108 | 368.3 | 177.8 | 277.4 | 12.7 | 469.9 | 38.1 | 16 | 1 3/8″ | 173 | 381 |
| 12″ | 300 | 673.1 | 124 | 450.9 | 218.9 | 328.2 | 12.7 | 533.4 | 38.1 | 20 | 1 3/8″ | 262 | 577 |
| 14″ | 350 | 749.3 | 133.4 | 495.3 | 241.3 | 360.2 | 12.7 | 558.8 | 41.1 | 20 | 1 1/2″ | ||
| 16″ | 400 | 825.5 | 146.1 | 552.5 | 260.4 | 411.2 | 12.7 | 616 | 44.5 | 20 | 1 5/8″ | ||
| 18″ | 450 | 914.4 | 162.1 | 596.9 | 276.4 | 462.3 | 12.7 | 685.8 | 50.8 | 20 | 1 7/8″ | ||
| 20″ | 500 | 984.3 | 177.8 | 641.4 | 292.1 | 514.4 | 12.7 | 749.3 | 53.8 | 20 | 2″ | ||
| 24″ | 600 | 1168.4 | 203.2 | 762 | 330.2 | 616 | 12.7 | 901.7 | 66.5 | 20 | 2 1/2″ | ||
Note:
2500lb Lap Joint Flange-ASME/ANSI B16.5/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Length Hub.Y | Bore | Corner Radius of Bore of Lapped Flange | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | KG | LB | |
| inch | dn | O | C | X | Y | B | R | BC | BH | BN | BD | ||
| 1/2″ | 15 | 133.4 | 30.2 | 42.9 | 39.6 | 22.9 | 3 | 88.9 | 22.4 | 4 | 3/4″ | 3 | 6.6 |
| 3/4″ | 20 | 139.7 | 31.8 | 50.8 | 42.9 | 28.2 | 3 | 95.3 | 22.4 | 4 | 3/4″ | 4 | 8.8 |
| 1″ | 25 | 158.8 | 35.1 | 57.2 | 47.8 | 35.1 | 3 | 108 | 25.4 | 4 | 7/8″ | 5 | 11 |
| 1-1/4″ | 32 | 184.2 | 38.1 | 73.2 | 52.3 | 43.7 | 4.8 | 130 | 28.4 | 4 | 1″ | 8 | 17.6 |
| 1-1/2″ | 40 | 203.2 | 44.5 | 79.2 | 60.5 | 50 | 6.4 | 146.1 | 31.8 | 4 | 1 1/8″ | 11 | 25 |
| 2″ | 50 | 235 | 50.8 | 95.3 | 69.9 | 62.5 | 7.9 | 171.5 | 28.4 | 8 | 1″ | 17 | 38 |
| 2-1/2″ | 65 | 266.7 | 57.2 | 114.3 | 79.2 | 75.4 | 7.9 | 196.9 | 31.8 | 8 | 1 1/8″ | 25 | 55 |
| 3″ | 80 | 304.8 | 66.5 | 133.4 | 91.9 | 91.4 | 9.7 | 228.6 | 35.1 | 8 | 1 1/4″ | 38 | 83 |
| 3-1/2″ | 90 | – | – | ||||||||||
| 4″ | 100 | 355.6 | 76.2 | 165.1 | 108 | 116.8 | 11.2 | 273.1 | 41.1 | 8 | 1 1/2″ | 58 | 127 |
| 5″ | 125 | 419.1 | 91.9 | 203.2 | 130 | 144.5 | 11.2 | 323.9 | 47.8 | 8 | 1 3/4″ | 95 | 210 |
| 6″ | 150 | 482.6 | 108 | 235 | 152.4 | 171.5 | 12.7 | 368.3 | 53.8 | 8 | 2″ | 146 | 323 |
| 8″ | 200 | 552.5 | 127 | 304.8 | 177.8 | 222.3 | 12.7 | 438.2 | 53.8 | 12 | 2″ | 220 | 485 |
| 10″ | 250 | 673.1 | 165.1 | 374.7 | 228.6 | 277.4 | 12.7 | 539.8 | 66.5 | 12 | 2 1/2″ | 420 | 925 |
| 12″ | 300 | 762 | 184.2 | 441.5 | 254 | 328.2 | 12.7 | 619.3 | 73.2 | 12 | 2 3/4″ | 590 | 1300 |
Note: