Weld Neck Flanges
Our weld neck flanges are highly durable and reliable and find applications in various industries. Resistant to rust and corrosion, these durable weld neck flanges can be availed in standard as well customized dimensions as per the specific requirement of our clients.
RANGE : 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.
ASME/ANSI B16.5 150LB WN Flange/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Hub Diam. Chamfer of W.N | Length Hub.Y | Bore | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | KG | LB | |
| inch | dn | O | C | X | G | A | Y | B | BC | BH | BN | BD | ||
| 1/2″ | 15 | 89.00 | 11.20 | 30.20 | 35.10 | 21.30 | 47.80 | 15.80 | 60.50 | 15.80 | 4 | 1/2″ | 0.7 | 1.5 |
| 3/4″ | 20 | 98.50 | 12.70 | 38.10 | 42.90 | 26.70 | 52.30 | 20.80 | 69.90 | 15.80 | 4 | 1/2″ | 0.8 | 1.8 |
| 1″ | 25 | 108.00 | 14.20 | 49.30 | 50.80 | 33.50 | 55.60 | 26.70 | 79.30 | 15.80 | 4 | 1/2″ | 1.1 | 2.4 |
| 1-1/4″ | 32 | 117.50 | 15.70 | 58.70 | 63.50 | 42.20 | 57.20 | 35.10 | 88.90 | 15.80 | 4 | 1/2″ | 1.5 | 3.3 |
| 1-1/2″ | 40 | 127.00 | 17.50 | 65.00 | 73.20 | 48.30 | 62.00 | 40.90 | 98.60 | 15.80 | 4 | 1/2″ | 1.8 | 4 |
| 2″ | 50 | 152.50 | 19.10 | 77.70 | 91.90 | 60.50 | 63.50 | 52.60 | 120.70 | 19.10 | 4 | 5/8″ | 2.7 | 6 |
| 2-1/2″ | 65 | 178.00 | 22.40 | 90.40 | 104.60 | 73.20 | 69.90 | 62.70 | 139.70 | 19.10 | 4 | 5/8″ | 4.4 | 9.8 |
| 3″ | 80 | 190.50 | 23.90 | 108.00 | 127.00 | 88.90 | 69.90 | 78.00 | 152.40 | 19.10 | 4 | 5/8″ | 5.2 | 11.5 |
| 3-1/2″ | 90 | 216.00 | 23.90 | 122.20 | 139.70 | 101.60 | 71.40 | 90.20 | 177.80 | 19.10 | 8 | 5/8″ | 6.4 | 14.2 |
| 4″ | 100 | 228.50 | 23.90 | 134.90 | 157.20 | 114.30 | 76.20 | 102.40 | 190.50 | 19.10 | 8 | 5/8″ | 7.5 | 16.6 |
| 5″ | 125 | 254.00 | 23.90 | 163.60 | 185.70 | 141.20 | 88.90 | 128.30 | 215.90 | 22.40 | 8 | 3/4″ | 9.2 | 20.2 |
| 6″ | 150 | 279.50 | 25.40 | 192.00 | 215.90 | 168.40 | 88.90 | 154.20 | 241.30 | 22.40 | 8 | 3/4″ | 11 | 24.3 |
| 8″ | 200 | 343.00 | 28.40 | 246.10 | 269.70 | 219.20 | 101.60 | 202.70 | 298.50 | 22.40 | 8 | 3/4″ | 18.4 | 40.6 |
| 10″ | 250 | 406.50 | 30.20 | 304.80 | 323.90 | 273.10 | 101.60 | 254.50 | 362.00 | 25.40 | 12 | 7/8″ | 25.5 | 56.2 |
| 12″ | 300 | 482.50 | 31.80 | 365.30 | 381.00 | 323.90 | 114.30 | 304.80 | 431.80 | 25.40 | 12 | 7/8″ | 37 | 81.4 |
| 14″ | 350 | 533.50 | 35.10 | 400.10 | 412.80 | 355.60 | 127.00 | 476.30 | 28.50 | 12 | 1″ | 51 | 113 | |
| 16″ | 400 | 597.00 | 36.60 | 457.20 | 469.90 | 406.40 | 127.00 | 539.80 | 28.50 | 16 | 1″ | 61.5 | 136 | |
| 18″ | 450 | 635.00 | 39.60 | 505.00 | 533.40 | 457.20 | 139.70 | 577.90 | 31.80 | 16 | 1 1/8″ | 71.5 | 158 | |
| 20″ | 500 | 698.50 | 42.90 | 558.80 | 584.20 | 508.00 | 144.50 | 635.00 | 31.80 | 20 | 1 1/8″ | 85 | 187 | |
| 24″ | 600 | 813.00 | 47.80 | 663.40 | 692.20 | 609.60 | 152.40 | 749.30 | 35.10 | 20 | 1 1/4″ | 119 | 262 | |
ASME/ANSI B16.5 300LB WN Flange/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Hub Diam. Chamfer of W.N | Length Hub.Y | Bore | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | G | A | Y | B | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 95.5 | 14.2 | 38.1 | 35.1 | 21.3 | 52.3 | 15.7 | 66.5 | 15.7 | 4 | 1/2″ | 0.8 | 1.8 |
| 3/4″ | 20 | 117. 5 | 15.7 | 47.8 | 42.9 | 26.7 | 57.2 | 20.8 | 82.6 | 19.1 | 4 | 5/8″ | 1.4 | 3.1 |
| 1″ | 25 | 124. 0 | 17.5 | 53.8 | 50.8 | 33.5 | 62 | 26.7 | 88.9 | 19.1 | 4 | 5/8″ | 1.7 | 3.7 |
| 1-1/4″ | 32 | 133. 5 | 19.1 | 63.5 | 63.5 | 42.2 | 65 | 35.1 | 98.6 | 19.1 | 4 | 5/8″ | 2.2 | 4.8 |
| 1-1/2″ | 40 | 155. 5 | 20.6 | 69.9 | 73.2 | 48.3 | 68.3 | 40.9 | 114.3 | 22.4 | 4 | 5/8″ | 3.2 | 7 |
| 2″ | 50 | 165. 0 | 22.4 | 84.1 | 91.9 | 60.5 | 69.9 | 52.6 | 127 | 19.1 | 8 | 5/8″ | 3.6 | 7.9 |
| 2-1/2″ | 65 | 190. 5 | 25.4 | 100.1 | 104.6 | 73.2 | 76.2 | 62.7 | 149.4 | 22.4 | 8 | 3/4″ | 5.4 | 12 |
| 3″ | 80 | 209. 5 | 28.4 | 117.3 | 127 | 88.9 | 79.2 | 78 | 168.1 | 22.4 | 8 | 3/4″ | 7.3 | 16.1 |
| 3-1/2″ | 90 | 228. 5 | 30.2 | 133.4 | 139.7 | 101.6 | 81 | 90.2 | 184.2 | 22.4 | 8 | 3/4″ | 8.9 | 19.6 |
| 4″ | 100 | 254. 0 | 31.8 | 146.1 | 157.2 | 114.3 | 85.9 | 102.4 | 200.2 | 22.4 | 8 | 3/4″ | 11.8 | 26 |
| 5″ | 125 | 279. 5 | 35.1 | 177.8 | 185.7 | 141.2 | 98.6 | 128.3 | 235 | 22.4 | 8 | 3/4″ | 16 | 35.2 |
| 6″ | 150 | 317. 5 | 36.6 | 206.2 | 215.9 | 168.4 | 98.6 | 154.2 | 269.7 | 22.4 | 12 | 3/4″ | 20.2 | 44.6 |
| 8″ | 200 | 381. 0 | 41.1 | 260.4 | 269.7 | 219.2 | 111. 3 | 202.7 | 330.2 | 25.4 | 12 | 7/8″ | 31.2 | 68.8 |
| 10″ | 250 | 444. 5 | 47.8 | 320.5 | 323.9 | 273.1 | 117. 3 | 254.5 | 387.4 | 28.4 | 16 | 1″ | 44.3 | 97.5 |
| 12″ | 300 | 520. 5 | 50.8 | 374.7 | 381 | 323.9 | 130. 0 | 304.8 | 450.9 | 31.8 | 16 | 1 1/8″ | 63.5 | 140 |
| 14″ | 350 | 584. 0 | 53.8 | 425.5 | 412.8 | 355.6 | 142. 7 | 514..4 | 31.8 | 20 | 1 1/8″ | 86 | 190 | |
| 16″ | 400 | 647. 5 | 57.2 | 482.6 | 469.9 | 406.4 | 146. 1 | 571.5 | 35.1 | 20 | 1 1/4″ | 112 | 247 | |
| 18″ | 450 | 711. 0 | 60.5 | 533.4 | 533.4 | 457.2 | 158. 8 | 628.7 | 35.1 | 24 | 1 1/4″ | 141 | 310 | |
| 20″ | 500 | 774. 5 | 63.5 | 587.2 | 584.2 | 508 | 162. 1 | 685.8 | 35.1 | 24 | 1 1/4″ | 173 | 382 | |
| 24″ | 600 | 914. 5 | 69.9 | 701.5 | 692.2 | 609.6 | 168. 1 | 812.8 | 41.1 | 24 | 1 1/2″ | 248 | 546 | |
Note: 1) 2 mm raised face regularly furnished on Classes 150 and 300 unless otherwise ordered.
ASME/ANSI B16.5 600LB WN Flange/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Diameter of Raised Face | Hub Diam. Chamfer of W.N | Length Hub | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | G | A | Y | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 95.5 | 14.2 | 38.1 | 35.1 | 22.4 | 52.3 | 66.5 | 15.7 | 4 | 1/2″ | 0.9 | 2 |
| 3/4″ | 20 | 117. 5 | 15.7 | 47.8 | 42.9 | 25.4 | 57.2 | 82.6 | 19.1 | 4 | 5/8″ | 1.6 | 3.5 |
| 1″ | 25 | 124. 0 | 17.5 | 53.8 | 50.8 | 26.9 | 62 | 88.9 | 19.1 | 4 | 5/8″ | 1.9 | 4.2 |
| 1-1/4″ | 32 | 133. 5 | 20.6 | 63.5 | 63.5 | 28.4 | 66.5 | 98.6 | 19.1 | 4 | 5/8″ | 2.6 | 5.8 |
| 1-1/2″ | 40 | 155. 5 | 22.4 | 69.9 | 73.2 | 31.8 | 69.9 | 114.3 | 22.4 | 4 | 3/4″ | 3.6 | 8 |
| 2″ | 50 | 165. 0 | 25.4 | 84.1 | 91.9 | 36.6 | 73.2 | 127 | 19.1 | 8 | 5/8″ | 4.7 | 10.4 |
| 2-1/2″ | 65 | 190. 5 | 28.4 | 100.1 | 104.6 | 41.1 | 79.2 | 149.4 | 22.4 | 8 | 3/4″ | 4.8 | 15 |
| 3″ | 80 | 209. 5 | 31.8 | 117.3 | 127 | 46 | 82.6 | 168.1 | 22.4 | 8 | 3/4″ | 8.7 | 19.3 |
| 3-1/2″ | 90 | 228. 5 | 35.1 | 133.4 | 139.7 | 49.3 | 85.9 | 184.2 | 25.4 | 8 | 7/8″ | 11.6 | 25.5 |
| 4″ | 100 | 273. 0 | 38.1 | 152.4 | 157.2 | 53.8 | 101. 6 | 215.9 | 25.4 | 8 | 7/8″ | 18.4 | 40.5 |
| 5″ | 125 | 330. 0 | 44.5 | 189 | 185.7 | 60.5 | 114. 3 | 266.7 | 28.4 | 8 | 1″ | 31 | 68 |
| 6″ | 150 | 355. 5 | 47.8 | 222.3 | 215.9 | 66.5 | 117. 3 | 292.1 | 28.4 | 12 | 1″ | 37 | 81.4 |
| 8″ | 200 | 419. 0 | 55.6 | 273.1 | 269.7 | 76.2 | 133. 4 | 349.3 | 31.8 | 12 | 1 1/8″ | 54.5 | 120 |
| 10″ | 250 | 508. 0 | 63.5 | 342.9 | 323.9 | 85.9 | 152. 4 | 431.8 | 35.1 | 16 | 1 1/4″ | 98.5 | 195 |
| 12″ | 300 | 559. 0 | 66.5 | 400.1 | 381 | 91.9 | 155. 4 | 489 | 35.1 | 20 | 1 1/4″ | 105 | 231 |
| 14″ | 350 | 603. 5 | 69.9 | 431.8 | 412.8 | 93.7 | 165. 1 | 527.1 | 38.1 | 20 | 1 3/8″ | 150 | 330 |
| 16″ | 400 | 686. 0 | 76.2 | 495.3 | 469.9 | 106.4 | 177. 8 | 603.3 | 41.1 | 20 | 1 1/2″ | 177 | 390 |
| 18″ | 450 | 743. 0 | 82.6 | 546.1 | 533.4 | 117.3 | 184. 2 | 654.1 | 44.5 | 20 | 1 5/8″ | 228 | 503 |
| 20″ | 500 | 813. 0 | 88.9 | 609.6 | 584.2 | 127 | 190. 5 | 723.9 | 44.5 | 24 | 1 5/8″ | 285 | 628 |
| 24″ | 600 | 940. 0 | 101.6 | 717.6 | 692.2 | 139.7 | 203. 2 | 838.2 | 50.8 | 24 | 1 7/8″ | 372 | 820 |
Note: 1) 7 mm raised face regularly furnished above Class 400 unless otherwise ordered.
ASME/ANSI B16.5 900LB WN Flange/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Hub Diam. Chamfer of W.N | Length Hub | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | A | Y | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 120.7 | 22.4 | 38.1 | 21.3 | 60.5 | 82.6 | 22.4 | 4 | 3/4″ | 2.1 | 4.6 |
| 3/4″ | 20 | 130 | 25.4 | 44.5 | 26.7 | 69.9 | 88.9 | 22.4 | 4 | 3/4″ | 2.7 | 5.9 |
| 1″ | 25 | 149.4 | 28.4 | 52.3 | 33.5 | 73.2 | 101.6 | 25.4 | 4 | 7/8″ | 3.9 | 8.6 |
| 1-1/4″ | 32 | 158.8 | 28.4 | 63.5 | 42.2 | 73.2 | 111.3 | 25.4 | 4 | 7/8″ | 4.5 | 9.9 |
| 1-1/2″ | 40 | 177.8 | 31.8 | 69.9 | 48.3 | 82.6 | 124 | 28.4 | 4 | 1″ | 6.2 | 13.7 |
| 2″ | 50 | 215.9 | 38.1 | 104.6 | 60.5 | 101.6 | 165.1 | 25.4 | 8 | 7/8″ | 11.3 | 24.9 |
| 2-1/2″ | 65 | 244.3 | 41.1 | 124 | 73.2 | 104.6 | 190.5 | 28.4 | 8 | 1″ | 16.3 | 36 |
| 3″ | 80 | 241.3 | 38.1 | 127 | 88.9 | 101.6 | 190.5 | 25.4 | 8 | 7/8″ | 15 | 33 |
| 4″ | 100 | 292.1 | 44.5 | 158.8 | 114.3 | 114.3 | 235 | 31.8 | 8 | 1 1/8″ | 24 | 52.8 |
| 5″ | 125 | 349.3 | 50.8 | 190.5 | 141.2 | 127 | 279.4 | 35.1 | 8 | 1 1/4″ | 38.5 | 85 |
| 6″ | 150 | 381 | 55.6 | 235 | 168.4 | 139.7 | 317.5 | 31.8 | 12 | 1 1/8″ | 50 | 110 |
| 8″ | 200 | 469.9 | 63.5 | 298.5 | 219.2 | 162.1 | 393.7 | 38.1 | 12 | 1 3/8″ | 85 | 187 |
| 10″ | 250 | 546.1 | 69.9 | 368.3 | 273.1 | 184.2 | 469.9 | 38.1 | 16 | 1 3/8″ | 123 | 271 |
| 12″ | 300 | 609.6 | 79.2 | 419.1 | 323.9 | 200.2 | 533.4 | 38.1 | 20 | 1 3/8″ | 168 | 370 |
| 14″ | 350 | 641.4 | 85.9 | 450.9 | 355.6 | 212.9 | 558.8 | 41.1 | 20 | 1 1/2″ | 198 | 436 |
| 16″ | 400 | 704.9 | 88.9 | 508 | 406.4 | 215.9 | 616 | 44.5 | 20 | 1 5/8″ | 225 | 495 |
| 18″ | 450 | 787.4 | 101.6 | 565.2 | 457.2 | 228.6 | 685.8 | 50.8 | 20 | 1 7/8″ | 318 | 701 |
| 20″ | 500 | 857.3 | 108 | 622.3 | 508 | 247.7 | 749.3 | 53.8 | 20 | 2″ | 376 | 829 |
| 24″ | 600 | 1041 | 139.7 | 749.3 | 609.6 | 292.1 | 901.7 | 66.5 | 20 | 2 1/2″ | 680 | 1498 |
Note: 1) 7 mm raised face regularly furnished above Class 400 unless otherwise ordered.
ASME/ANSI B16.5 1500LB WN Flange/Standards, Dimensions & Weight
| Pipe Normal Diam. | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Hub Diam. Chamfer of W.N | Length Hub | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | Approx. Weight | ||
| inch | dn | O | C | X | A | Y | BC | BH | BN | BD | KG/PCS | LB/PCS |
| 1/2″ | 15 | 120.7 | 22.4 | 38.1 | 21.3 | 60.5 | 82.6 | 22.4 | 4 | 3/4″ | 2.1 | 4.6 |
| 3/4″ | 20 | 130 | 25.4 | 44.5 | 26.7 | 69.9 | 88.9 | 22.4 | 4 | 3/4″ | 2.7 | 5.9 |
| 1″ | 25 | 149.4 | 28.4 | 52.3 | 33.5 | 73.2 | 101.6 | 25.4 | 4 | 7/8″ | 3.9 | 8.6 |
| 1-1/4″ | 32 | 158.8 | 28.4 | 63.5 | 42.2 | 73.2 | 111.3 | 25.4 | 4 | 7/8″ | 4.5 | 9.9 |
| 1-1/2″ | 40 | 177.8 | 31.8 | 69.9 | 48.3 | 82.6 | 124 | 28.4 | 4 | 1″ | 6.2 | 13.7 |
| 2″ | 50 | 215.9 | 38.1 | 104.6 | 60.5 | 101.6 | 165.1 | 25.4 | 8 | 7/8″ | 11.3 | 24.9 |
| 2-1/2″ | 65 | 244.3 | 41.1 | 124 | 73.2 | 104.6 | 190.5 | 28.4 | 8 | 1″ | 16.3 | 36 |
| 3″ | 80 | 266.7 | 47.8 | 133.4 | 88.9 | 117.3 | 190.5 | 25.4 | 8 | 7/8″ | 21 | 46.3 |
| 4″ | 100 | 311.2 | 53.8 | 162.1 | 114.3 | 124 | 235 | 31.8 | 8 | 1 1/8″ | 31.8 | 70.1 |
| 5″ | 125 | 374.7 | 73.2 | 196.9 | 141.2 | 155.4 | 279.4 | 35.1 | 8 | 1 1/4″ | 59 | 129.8 |
| 6″ | 150 | 393.7 | 82.6 | 228.6 | 168.4 | 171.5 | 317.5 | 31.8 | 12 | 1 1/8″ | 72 | 158 |
| 8″ | 200 | 482.6 | 91.9 | 292.1 | 219.2 | 212.9 | 393.7 | 38.1 | 12 | 1 3/8″ | 124 | 273 |
| 10″ | 250 | 584.2 | 108 | 368.3 | 273.1 | 254 | 469.9 | 38.1 | 16 | 1 3/8″ | 207 | 456 |
| 12″ | 300 | 673.1 | 124 | 450.9 | 323.9 | 282.4 | 533.4 | 38.1 | 20 | 1 3/8″ | 306 | 674 |
| 14″ | 350 | 749.3 | 133.4 | 495.3 | 355.6 | 298.5 | 558.8 | 41.1 | 20 | 1 1/2″ | 416 | 917 |
| 16″ | 400 | 825.5 | 146.1 | 552.5 | 406.4 | 311.2 | 616 | 44.5 | 20 | 1 5/8″ | 567 | 1250 |
| 18″ | 450 | 914.4 | 162.1 | 596.9 | 457.2 | 327.2 | 685.8 | 50.8 | 20 | 1 7/8″ | 736 | 1623 |
| 20″ | 500 | 984.3 | 177.8 | 641.4 | 508 | 355.6 | 749.3 | 53.8 | 20 | 2″ | 929 | 2048 |
| 24″ | 600 | 1168.4 | 203.2 | 762 | 609.6 | 406.4 | 901.7 | 66.5 | 20 | 2 1/2″ | 1504 | 3316 |
Note: 1) 7 mm raised face regularly furnished above Class 400 unless otherwise ordered.
ASME/ANSI B16.5 2500LB WN Flange/Standards, Dimensions & Weight
| Nominal Pipe Size | O.D. Flange | Thk. Of Flange Min | Diam. of Hub | Hub Diam. Chamfer of W.N | Length Hub.Y | Diam. of Bolt Circle | Diam. of Bolt Holes | Number of Bolts | Diam. of Bolts (inch) | KG | LB | |
| inch | dn | O | C | X | A | Y | BC | BH | BN | BD | ||
| 1/2″ | 15 | 133.4 | 30.2 | 42.9 | 21.3 | 73.2 | 88.9 | 22.4 | 4 | 3/4″ | 3.2 | 7 |
| 3/4″ | 20 | 139.7 | 31.8 | 50.8 | 26.7 | 79.2 | 95.3 | 22.4 | 4 | 3/4″ | 3.6 | 8 |
| 1″ | 25 | 158.8 | 35.1 | 57.2 | 33.5 | 88.9 | 108 | 25.4 | 4 | 7/8″ | 5.4 | 12 |
| 1-1/4″ | 32 | 184.2 | 38.1 | 73.2 | 42.2 | 95.3 | 130 | 28.4 | 4 | 1″ | 7.8 | 17.2 |
| 1-1/2″ | 40 | 203.2 | 44.5 | 79.2 | 48.3 | 111.3 | 146.1 | 31.8 | 4 | 1 1/8″ | 11.5 | 25.4 |
| 2″ | 50 | 235 | 50.8 | 95.3 | 60.5 | 127 | 171.5 | 28.4 | 8 | 1″ | 19 | 42 |
| 2-1/2″ | 65 | 266.7 | 57.2 | 114.3 | 73.2 | 142.7 | 196.9 | 31.8 | 8 | 1 1/8″ | 24 | 52 |
| 3″ | 80 | 304.8 | 66.5 | 133.4 | 88.9 | 168.1 | 228.6 | 35.1 | 8 | 1 1/4″ | 42.6 | 94 |
| 4″ | 100 | 355.6 | 76.2 | 165.1 | 114.3 | 190.5 | 273.1 | 41.1 | 8 | 1 1/2″ | 64 | 141 |
| 5″ | 125 | 419.1 | 91.9 | 203.2 | 141.2 | 228.6 | 323.9 | 47.8 | 8 | 1 3/4″ | 111 | 244 |
| 6″ | 150 | 482.6 | 108 | 235 | 168.4 | 273.1 | 368.3 | 53.8 | 8 | 2″ | 171 | 378 |
| 8″ | 200 | 552.5 | 127 | 304.8 | 219.2 | 317.5 | 438.2 | 53.8 | 12 | 2″ | 261 | 576 |
| 10″ | 250 | 673.1 | 165.1 | 374.7 | 273.1 | 419.1 | 539.8 | 66.5 | 12 | 2 1/2″ | 485 | 1068 |
| 12″ | 300 | 762 | 184.2 | 441.5 | 323.9 | 463.6 | 619.3 | 73.2 | 12 | 2 3/4″ | 698 | 1539 |
Note: 1) 7 mm raised face regularly furnished above Class 400 unless otherwise ordered