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Long Weld Neck Flange

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Long Weld Neck Flange

Long welding neck flange Manufacturer elite supplies LWN flange , long welded neck forged Flange, Long welding neck Flanges in forged steel, Stainless Steel, Carbon steel etc.

Specification of Long Weld Neck Flange

Long welding neck flange, lwn flanges are similar to a standard Welding Neck flanges, but the “Neck” is considerably longer than other flanges. LWN flange is often used as a nozzle for a barrel or column. In addition, there are the type LWN Heavy Barrel (HB) and the Equal LWN Barrel (E); they have a different shape and a thicker “Wall”.
[:en]flanges, flange, industrial flanges, industrial flange, industrial pipe flanges, industrial fittings, industrial pipe, industrial carbon steel, industrial blind, industrial blinds, industrial, industrial waterworks, industrial stainless steel, industrial steel, industrial weld, industrial forgings, industrial orifice, industrial slip, industrial steel flange, industrial steel flanges, industrial titanium flange, industrial titanium flanges

Specification of Long Weld Neck Flange

  • Type: LWN Forged Flange, Long welding neck flange
  • Material: Carbon steel: A105, SS400, SF440 RST37.2, S235JRG2, P250GH, C22.8, Stainless Steel: F304 F304L F316 F316L 316Ti, Copper etc.
  • Standard: ANSI/DIN/JIS
  • Size: 1/2-78 inch (DN15-DN2000)
  • Pressure: ANSI class 150, 300, 600, 1500, 2500, DIN PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160
  • Packing: No Fumigate or Fumigate Plywood/Wood Pallet or Case
  • Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint,Zinc,Hot dipped Galvanized.
  • E-catalogue: Available , please visit catalogue of flange
  • Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects etc.

150lb Long Weld Neck Flange

Elite offers a wide range of flanges like 150LBS Long Welding Neck Flange , LWN Flange, SO, WN, BL, SW, LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 150LBS Long Weld Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at  Bevel		 Diameter
of Bore		 Length Through  Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1/2″ 89 11.1 34.9 30.2 12.7 228. 6 304. 8 60.5 4 15.8
3/4″ 98.5 12.7 42.9 38.1 19.1 228. 6 304. 8 69.9 4 15.8
1″ 108. 0 14.3 50.8 50.8 25.4 228. 6 304. 8 79.4 4 15.8
1-1/4″ 117. 5 15.9 63.5 60.3 31.8 228. 6 304. 8 88.9 4 15.8
1-1/2″ 127. 0 17.5 73 66.7 38.1 228. 6 304. 8 98.4 4 15.8
2″ 152. 5 19.1 92.1 82.5 50.8 228. 6 304. 8 120. 7 4 19
2-1/2″ 178. 0 22.2 104. 8 95.2 63.5 228. 6 304. 8 139. 7 4 19
3″ 190. 5 23.8 127. 0 107. 9 76.2 228. 6 304. 8 152. 4 4 19
3-1/2″ 216. 0 23.8 139. 9 124. 0 88.9 228. 6 304. 8 177. 8 8 19
4″ 228. 5 23.8 157. 2 139. 7 101. 6 228. 6 304. 8 190. 5 8 19
5″ 254. 0 23.8 185. 7 165. 1 127. 0 228. 6 304. 8 215. 9 8 22.5
6″ 279. 5 25.4 215. 9 196. 8 152. 4 228. 6 304. 8 241. 3 8 22.5
8″ 343. 0 28.6 269. 9 247. 6 203. 2 228. 6 304. 8 298. 4 8 22.5
10″ 406. 5 30.2 323. 9 304. 8 254. 0 228. 6 304. 8 361. 9 12 25.5
12″ 482. 5 31.8 381. 0 365. 1 304. 8 228. 6 304. 8 431. 8 12 25.5
14″ 533. 5 34.9 412. 8 406. 4 355. 6 228. 6 304. 8 476. 2 12 28.5
16″ 597. 0 36.5 469. 9 457. 2 406. 4 228. 6 304. 8 539. 7 16 28.5
18″ 635. 0 39.7 533. 4 508. 0 457. 2 228. 6 304. 8 577. 8 16 31.8
20″ 698. 5 42.9 584. 2 558. 8 508. 0 228. 6 304. 8 635. 0 20 31.8
24″ 813. 0 47 692. 2 666. 7 609. 6 228. 6 304. 8 749. 3 20 35.1

300lb Long Weld Neck Flange

Elite offers a wide range of flanges like 300LBS Long Welding Neck Flange ,LWN Flange, SO, WN, BL, SW, LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 300LBS Long Weld Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1/2″ 95.5 14.3 34.9 38.1 12.7 228. 6 304. 8 66.7 4 15.8
3/4″ 117. 5 15.9 42.9 47.6 19.1 228. 6 304. 8 82.5 4 19
1″ 124. 0 17.5 50.8 54 25.4 228. 6 304. 8 88.9 4 19
1-1/4″ 133. 5 19.1 63.5 63.5 31.8 228. 6 304. 8 98.4 4 19
1-1/2″ 155. 5 20.6 73 69.8 38.1 228. 6 304. 8 114. 3 4 22.5
2″ 165. 0 22.2 92.1 82.5 50.8 228. 6 304. 8 127. 0 8 19
2-1/2″ 190. 5 25.4 104. 8 100. 0 63.5 228. 6 304. 8 149. 2 8 22.5
3″ 209. 5 28.6 127. 0 117. 5 76.2 228. 6 304. 8 168. 3 8 22.5
3-1/2″ 228. 5 30.2 139. 7 133. 4 88.9 228. 6 304. 8 184. 1 8 22.5
4″ 254. 0 31.8 157. 2 146. 0 101. 6 228. 6 304. 8 200. 0 8 22.5
5″ 279. 5 34.9 185. 7 177. 8 127. 0 228. 6 304. 8 234. 9 8 22.5
6″ 317. 5 36.5 215. 9 206. 4 152. 4 228. 6 304. 8 269. 9 12 22.5
8″ 381. 0 41.3 269. 9 260. 3 203. 2 228. 6 304. 8 330. 2 12 25.5
10″ 444. 5 47.6 323. 9 320. 7 254. 0 228. 6 304. 8 387. 3 16 28.5
12″ 520. 5 50.8 381. 0 374. 6 304. 8 228. 6 304. 8 450. 8 16 31.8
14″ 584. 0 54 412. 8 425. 4 355. 6 228. 6 304. 8 514. 3 20 31.8
16″ 647. 5 57.2 469. 9 482. 6 406. 4 228. 6 304. 8 571. 5 20 35.1
18″ 711. 0 60.3 533. 4 533. 4 457. 2 228. 6 304. 8 628. 6 24 35.1
20″ 774. 5 63.5 584. 2 587. 3 508. 0 228. 6 304. 8 685. 8 24 35.1
24″ 914. 5 69.9 692. 2 701. 6 609. 6 228. 6 304. 8 812. 8 24 41.2

400lb Long Weld Neck Flange

Elite offers a wide range of flanges like 400lbs Long Welding Neck Flange , SO, WN, BL, SW, LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 400lbs Long Weld Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1″ 124. 0 17.5 50.8 54 25.4 228. 6 304. 8 88.9 4 19
1-1/4″ 133. 5 20.6 63.5 63.5 31.8 228. 6 304. 8 98.4 4 19
1-1/2″ 155. 5 22.2 73 69.8 38.1 228. 6 304. 8 114. 3 4 22.5
2″ 165. 0 25.4 92.1 82.5 50.8 228. 6 304. 8 127. 0 8 19
2-1/2″ 190. 5 28.6 104. 8 100. 0 63.5 228. 6 304. 8 149. 2 8 22.5
3″ 209. 5 31.8 127. 0 117. 5 76.2 228. 6 304. 8 168. 1 8 22.5
3-1/2″ 228. 5 34.9 139. 7 133. 4 88.9 228. 6 304. 8 184. 2 8 25.5
4″ 254. 0 34.9 157. 2 146. 0 101. 6 228. 6 304. 8 200. 0 8 25.5
5″ 279. 5 38.1 185. 7 177. 8 127. 0 228. 6 304. 8 234. 9 8 25.5
6″ 317. 5 41.3 215. 9 206. 4 152. 4 228. 6 304. 8 269. 9 12 25.5
8″ 381. 0 47.6 269. 9 260. 3 203. 2 228. 6 304. 8 330. 2 12 28.5
10″ 444. 5 54 323. 9 320. 7 254. 0 228. 6 304. 8 387. 3 16 31.8
12″ 520. 5 57.2 381. 0 374. 6 304. 8 228. 6 304. 8 450. 8 16 35.1
14″ 584. 0 60.3 412. 8 425. 4 355. 6 228. 6 304. 8 514. 3 20 35.1
16″ 647. 5 63.5 469. 9 482. 6 406. 4 228. 6 304. 8 571. 5 20 38.1
18″ 711. 0 66.7 533. 4 533. 4 457. 2 228. 6 304. 8 628. 6 24 38.1
20″ 774. 5 69.9 584. 2 587. 3 508. 0 228. 6 304. 8 685. 8 24 41.2
24″ 914. 5 76.2 692. 2 701. 6 609. 6 228. 6 304. 8 812. 8 24 47.8

600lb Long Weld Neck Flange

Elite offers a wide range of flanges like 600LBS Long Welding Neck Flange , SO, WN, BL, SW, LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 600LBS Long Welding Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1″ 124. 0 17.5 50.8 54 25.4 228. 6 304. 8 88.9 4 19
1-1/4″ 133. 5 20.6 63.5 63.5 31.8 228. 6 304. 8 98.4 4 19
1-1/2″ 155. 5 22.2 73 69.8 38.1 228. 6 304. 8 114. 3 4 22.5
2″ 165. 0 25.4 92.1 82.5 50.8 228. 6 304. 8 127. 0 8 19
2-1/2″ 190. 5 28.6 104. 8 100. 0 63.5 228. 6 304. 8 149. 2 8 22.5
3″ 209. 5 31.8 127. 0 117. 5 76.2 228. 6 304. 8 168. 1 8 22.5
3-1/2″ 228. 5 34.9 139. 7 133. 4 88.9 228. 6 304. 8 184. 2 8 25.5
4″ 273. 0 38.1 157. 2 152. 4 101. 6 228. 6 304. 8 215. 9 8 25.5
5″ 330. 0 44.5 185. 7 190. 5 127. 0 228. 6 304. 8 266. 7 8 28.5
6″ 355. 5 47.6 215. 9 222. 2 152. 4 228. 6 304. 8 292. 1 12 28.5
8″ 419. 0 55.6 269. 9 273. 0 203. 2 228. 6 304. 8 349. 3 12 31.8
10″ 508. 0 63.5 323. 9 342. 9 254. 0 228. 6 304. 8 431. 8 16 35.1
12″ 559. 0 66.7 381. 0 400. 0 304. 8 228. 6 304. 8 489. 0 20 35.1
14″ 603. 5 69.9 412. 8 431. 8 355. 6 228. 6 304. 8 527. 1 20 38.1
16″ 686. 0 76.2 469. 9 495. 3 406. 4 228. 6 304. 8 603. 3 20 41.2
18″ 743. 0 82.6 533. 4 546. 1 457. 2 228. 6 304. 8 654. 1 20 44.5
20″ 813. 0 88.9 584. 2 609. 6 508. 0 228. 6 304. 8 723. 9 24 44.5
24″ 940. 0 101. 6 692. 2 717. 5 609. 6 228. 6 304. 8 838. 2 24 50.8

900lb Long Weld Neck Flange

Elite offers a wide range of flanges like 900LBS Long Welding Neck Flange , SO, WN, BL, SW, LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 900LBS Long Welding Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1″ 149. 5 28.6 50.8 52.4 25.4 228. 6 304. 8 101. 6 4 25.5
1-1/4″ 159. 0 28.6 63.5 63.5 31.8 228. 6 304. 8 111. 1 4 25.5
1-1/2″ 178. 0 31.8 73 69.9 38.1 228. 6 304. 8 123. 8 4 28.5
2″ 216. 0 38.1 92.1 104. 8 50.8 228. 6 304. 8 165. 1 8 25.5
2-1/2″ 244. 5 41.3 104. 8 123. 8 63.5 228. 6 304. 8 190. 5 8 28.5
3″ 241. 5 38.1 127. 0 127. 0 76.2 228. 6 304. 8 190. 5 8 25.5
4″ 292. 0 44.5 157. 2 158. 7 101. 6 228. 6 304. 8 235. 0 8 31.8
5″ 349. 5 50.8 185. 7 190. 5 127. 0 228. 6 304. 8 279. 4 8 35.1
6″ 381. 0 55.6 215. 9 235. 0 152. 4 228. 6 304. 8 317. 5 12 31.8
8″ 470. 0 63.5 269. 9 298. 5 203. 2 228. 6 304. 8 393. 7 12 38.1
10″ 546. 0 69.9 323. 9 368. 3 254. 0 228. 6 304. 8 469. 9 16 38.1
12″ 609. 5 79.4 381. 0 419. 1 304. 8 228. 6 304. 8 533. 4 20 38.1
14″ 641. 5 85.7 412. 8 450. 9 355. 6 228. 6 304. 8 558. 8 20 41
16″ 705. 0 88.9 469. 9 508. 0 406. 4 228. 6 304. 8 616. 0 20 44.5
18″ 787. 5 101. 6 533. 4 565. 2 457. 2 228. 6 304. 8 685. 8 20 50.8
20″ 857. 5 108. 0 584. 2 622. 3 508. 0 228. 6 304. 8 749. 3 20 54
24″ 1014.5 139. 7 692. 2 749. 3 609. 6 228. 6 304. 8 901. 7 20 66.5

1500lb Long Weld Neck Flange

Elite offers a wide range of flanges like 1500LBS Long Welding Neck Flange , SO, WN, BL, SW,LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 1500LBS Long Welding Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1″ 149. 5 28.6 50.8 52.4 25.4 228. 6 304. 8 101. 6 4 25.5
1-1/4″ 159. 0 28.6 63.5 63.5 31.8 228. 6 304. 8 111. 1 4 25.5
1-1/2″ 178. 0 31.8 73 69.9 38.1 228. 6 304. 8 123. 8 4 28.5
2″ 216. 0 38.1 92.1 104. 8 50.8 228. 6 304. 8 165. 1 8 25.5
2-1/2″ 244. 5 41.3 104. 8 123. 8 63.5 228. 6 304. 8 190. 5 8 28.5
3″ 267. 0 47.6 127. 0 133. 4 76.2 228. 6 304. 8 203. 2 8 31.8
4″ 311. 0 54 157. 2 161. 9 101. 6 228. 6 304. 8 241. 3 8 35.1
5″ 374. 5 73 185. 7 196. 9 127. 0 228. 6 304. 8 292. 1 8 41
6″ 393. 5 82.6 215. 9 228. 6 152. 4 228. 6 304. 8 317. 5 12 38.1
8″ 483. 0 92.1 269. 9 292. 1 203. 2 228. 6 304. 8 393. 7 12 44.5
10″ 584. 0 108. 0 323. 9 368. 3 254. 0 406. 4 406. 4 482. 6 12 50.8
12″ 673. 0 123. 8 381. 0 450. 9 304. 8 406. 4 406. 4 571. 5 16 54
14″ 749. 5 133. 4 412. 8 495. 3 355. 6 – – 635. 0 16 60.5
16″ 825. 5 146. 1 469. 9 552. 5 406. 4 – – 704. 9 16 66.5
18″ 914. 5 161. 9 533. 4 596. 9 457. 2 – – 774. 7 16 73
20″ 984. 0 177. 8 584. 2 641. 4 508. 0 – – 831. 9 16 79.5
24″ 1168.5 203. 2 692. 2 762. 0 609. 6 – – 990. 6 16 92

2500lb Long Weld Neck Flange

Elite offers a wide range of flanges like 2500LBS Long Welding Neck Flange ,SO, WN, BL, SW,LJ etc., include 150lb, 300lb, 600lb, 900lb, 1500lb, 2500lb with raised face, flat face, tongue, groove face etc., which is precisely engineered in accordance with international quality standards totally.We offer these flanges in various dimensions as per the specifications provided by our clients. To gain optimum client satisfaction, we ensure safe packaging and prompt delivery of the ordered consignment.

Dimension of 2500LBS Long Welding Neck Flange

Nominal
Pipe
Size		 Outside
Diameter		 Thickness
of
Flange
Min.		 O.D. of
Raised
Face		 Hub
Diameter
at Bevel		 Diameter
of Bore		 Length Through Hub Diameter
of Bolt
Circle		 Number
of Holes		 Diameter
of Holes
O C R A B H H1 BC d
1″ 159. 0 34.9 50.8 57.2 25.4 25.4 304. 8 108. 0 4 25.5
1-1/4″ 184. 0 38.1 63.5 73 31.8 31.8 304. 8 130. 2 4 28.5
1-1/2″ 203. 0 44.5 73 79.4 38.1 38.1 304. 8 146. 1 4 31.8
2″ 235. 0 50.8 92.1 95.3 50.8 50.8 304. 8 171. 5 8 28.5
2-1/2″ 267. 0 57.2 104. 8 114. 3 63.5 63.5 304. 8 196. 9 8 31.8
3″ 305. 0 66.7 127. 0 133. 4 76.2 76.2 304. 8 228. 6 8 35
4″ 355. 5 76.2 157. 2 165. 1 101. 6 101. 6 304. 8 273. 1 8 41
5″ 419. 0 92.1 185. 7 203. 2 127. 0 127. 0 304. 8 323. 9 8 48
6″ 483. 0 108. 0 215. 9 235. 0 152. 4 152. 4 304. 8 368. 3 8 54
8″ 552. 5 127. 0 269. 9 304. 8 203. 2 203. 2 304. 8 438. 2 12 54
10″ 673. 0 165. 1 323. 9 374. 7 254. 0 254. 0 406. 4 539. 8 12 66.5
12″ 762. 0 184. 2 381. 0 441. 3 304. 8 304. 8 406. 4 619. 1 12 73
[:en]flanges, flange, industrial flanges, industrial flange, industrial pipe flanges, industrial fittings, industrial pipe, industrial carbon steel, industrial blind, industrial blinds, industrial, industrial waterworks, industrial stainless steel, industrial steel, industrial weld, industrial forgings, industrial orifice, industrial slip, industrial steel flange, industrial steel flanges, industrial titanium flange, industrial titanium flanges