ANSI B16.5 / ASME B16.47 Long Weld Neck Flange

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by Unichem Steel

ANSI B16.5 / ASME B16.47 Long Weld Neck Flange Supplier, Manufacturer in India

ANSI B16.5 / ASME B16.47 Long Weld Neck Flange Supplier, Manufacturer

As one of the piping solution Manufacturer, Exporters, and Suppliers of Long Weld Neck Flange. Unichem Steel & Alloy Pvt. Ltd. has been committed to providing one-stop solutions for projects within the fields of oil and gas, water, renewable energy, and infrastructure. With years’ consistent dedication and innovation, our reliable, cost-effective, and environment-friendly solutions have won clients’ wide recognition. We develop products that are sustainable and durable within the changing market trends. Our products are built to last and offer outstanding usability in all types of use. The Long Weld Neck Flange is generally mentioned as the high hub flange. Long welding neck flange, integral flange, LWN Flanges are just like standard Welding Neck flanges, but the “Neck” is considerably longer than other flanges. LWN flange is usually used as a nozzle for a barrel or column. There are the sort LWN Heavy Barrel (HB) and therefore the Equal LWN Barrel (E), they need a unique shape and a thicker “Wall”. Typically, the long weld-neck flange is that the anchors for water mains or sources of gas being pumped into a bigger network of pipes, like those in a factory or in an apartment house. we’ve customization options on Long Weld neck Flange like size, thickness, grades, standards, and Finishing as per customer requirements.

Largest Stockist of ANSI B16.5 / ASME B16.47 Long Weld Neck Flanges, LWN Flange, Long Weld Neck Forged Flange, DIN Long Weld Neck Flange, Series A & B LWN Flanges, MSS Long Weld Neck Flange, AWWA Long Weld Neck Flange, ISO Long Weld Neck Flange, UNI Long Weld Neck Flange, API Long Weld Neck Flange, GOST Standard Long Weld Neck Flange in Mumbai.

Most Trusted Exporters of ANSI/ASME B16.5, ANSI/ASME B16.47 Long Weld Neck Flanges in South Africa, Saudi Arabia, Spain, Kuwait, Singapore, Malaysia, UAE, Italy, Nigeria, Iraq, Thailand, Turkey, Vietnam, Oman, Qatar, Myanmar, Sri Lanka.

ASME B16.5 Long Weld Neck Flange Specifications

Specifications

ASTM A182, A 240, A105, A350, A694, A516 / ASME SA182, SB240, SA 105, SA350, SA694

Standards / Dimensions

ANSI B16.47, MSS SP44, ANSI B16.5, Series A & B, ASA, API-605, AWWA, B16.48, BS 10, BS4504, EN-1092, DIN.

Size & Thickness

½” (15 NB) to 48″ (1200NB)

Pressure Class

PN6, PN10, PN16, PN25, PN40, PN64 etc.

ANSI B16.5 / ASME B16.47 Long Weld Neck Flange Specifications
Flange Class

150#, 300#, 400#, 600#, 900#, 1500#, 2500#.

Forms

LWN

Flange Face Type

Flat Face (FF), Raise Face (RF), Ring Joint (RJT)

Connection Type

Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove


Leading Manufacturers of Different Types of ASTM A182 Stainless Steel Flanges in the form of Slip On Flange | Weld Neck Flange | Blind Flange | Lap Joint Flange | Threaded Flange | Socket Weld Flange | Plate Flange | Ring Joint Type Face | Spectacle Blind Flange | High Hub Blinds | Orifice Flanges | Reducing Flanges | Square Flanges | Groove & Tongue Flanges | Long Neck Weld Flanges | Spades and Ring Spacers Flange | Weldo Flange | Nipo Flange | Expander Flange at Best Prices in India.

ANSI B16.5 / ASME B16.47 Long Weld Neck Flange Dimensions

ANSI B16.5 / ASME B16.47 Long Weld Neck Flange Dimensions

150 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 90 9.6 30 21.3 34.9 2 60.3 as per requirement 4 1/2 50 55 5/8 M14
3/4 20 100 11.2 38 26.7 42.9 2 69.9 as per requirement 4 1/2 50 65 5/8 M14
1 25 110 12.7 49 33.4 50.8 2 79.4 as per requirement 4 1/2 55 65 5/8 M14
1 1/4 32 115 14.3 59 42.2 63.5 2 88.9 as per requirement 4 1/2 55 70 5/8 M14
1 1/2 40 125 15.9 65 48.3 73 2 98.4 as per requirement 4 1/2 65 70 5/8 M14
2 50 150 17.5 78 60.3 92.1 2 120.7 as per requirement 4 5/8 70 85 3/4 M16
2 1/2 65 180 20.7 90 73 104.8 2 139.7 as per requirement 4 5/8 75 90 3/4 M16
3 80 190 22.3 108 88.9 127 2 152.4 as per requirement 4 5/8 75 90 3/4 M16
3 1/2 90 215 22.3 122 101.6 139.7 2 177.8 as per requirement 8 5/8 75 90 3/4 M16
4 100 230 22.3 135 114.3 157.2 2 190.5 as per requirement 8 5/8 75 90 3/4 M16
5 125 255 22.3 164 141.3 185.7 2 215.9 as per requirement 8 3/4 85 95 7/8 M20
6 150 280 23.9 192 168.3 215.9 2 241.3 as per requirement 8 3/4 85 100 7/8 M20
8 200 345 27 246 219.1 269.9 2 298.5 as per requirement 8 3/4 90 110 7/8 M20
10 250 405 28.6 305 273 323.8 2 362 as per requirement 12 7/8 100 115 1 M24
12 300 485 30.2 365 323.8 381 2 431.8 as per requirement 12 7/8 100 120 1 M24
14 350 535 33.4 400 355.6 412.8 2 476.3 as per requirement 12 1 115 135 1 1/8 M27
16 400 595 35 457 406.4 469.9 2 539.8 as per requirement 16 1 115 135 1 1/8 M27
18 450 635 38.1 505 457.2 533.4 2 577.9 as per requirement 16 1 1/8 125 145 1 1/4 M30
20 500 700 41.3 559 508 584.2 2 635 as per requirement 20 1 1/8 140 160 1 1/4 M30
24 600 815 46.1 663 610 692.2 2 749.3 as per requirement 20 1 1/4 150 170 1 3/8 M33

300 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 95 12.7 38 21.3 34.9 2 66.7 as per requirement 4 1/2 55 65 5/8 M14
3/4 20 115 14.3 48 26.7 42.9 2 82.6 as per requirement 4 5/8 65 75 3/4 M16
1 25 125 15.9 54 33.4 50.8 2 88.9 as per requirement 4 5/8 65 75 3/4 M16
1 1/4 32 135 17.5 64 42.2 63.5 2 98.4 as per requirement 4 5/8 70 85 3/4 M16
1 1/2 40 155 19.1 70 48.3 73 2 114.3 as per requirement 4 3/4 75 90 7/8 M20
2 50 165 20.7 84 60.3 92.1 2 127 as per requirement 8 5/8 75 90 3/4 M16
2 1/2 65 190 23.9 100 73 104.8 2 149.2 as per requirement 8 3/4 85 100 7/8 M20
3 80 210 27 117 88.9 127 2 168.3 as per requirement 8 3/4 90 110 7/8 M20
3 1/2 90 230 28.6 133 101.6 139.7 2 184.2 as per requirement 8 3/4 95 110 7/8 M20
4 100 255 30.2 146 114.3 157.2 2 200 as per requirement 8 3/4 95 115 7/8 M20
5 125 280 33.4 178 141.3 185.7 2 235 as per requirement 8 3/4 110 120 7/8 M20
6 150 320 35 206 168.3 215.9 2 269.9 as per requirement 12 3/4 110 120 7/8 M20
8 200 380 39.7 260 219.1 269.9 2 330.2 as per requirement 12 7/8 120 140 1 M24
10 250 445 46.1 321 273 323.8 2 387.4 as per requirement 16 1 140 160 1 1/8 M27
12 300 520 49.3 375 323.8 381 2 450.8 as per requirement 16 1 1/8 145 170 1 1/4 M30
14 350 585 52.4 425 355.6 412.8 2 514.4 as per requirement 20 1 1/8 160 180 1 1/4 M30
16 400 650 55.6 483 406.4 469.9 2 571.5 as per requirement 20 1 1/4 165 190 1 3/8 M33
18 450 710 58.8 533 457 533.4 2 628.6 as per requirement 24 1 1/4 170 195 1 3/8 M33
20 500 775 62 587 508 584.2 2 685.8 as per requirement 24 1 1/4 185 205 1 3/8 M33
24 600 915 68.3 702 610 692.2 2 812.8 as per requirement 24 1 1/2 205 230 1 5/8 M39

400 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 95 14.3 38 21.3 34.9 7 66.7 as per requirement 4 1/2 75 5/8 M14
3/4 20 115 15.9 48 26.7 42.9 7 82.6 as per requirement 4 5/8 90 3/4 M16
1 25 125 17.5 54 33.4 50.8 7 88.9 as per requirement 4 5/8 90 3/4 M16
1 1/4 32 135 20.7 64 42.2 63.5 7 98.4 as per requirement 4 5/8 95 3/4 M16
1 1/2 40 155 22.3 70 48.3 73 7 114.3 as per requirement 4 3/4 110 7/8 M20
2 50 165 25.4 84 60.3 92.1 7 127 as per requirement 8 5/8 110 3/4 M16
2 1/2 65 190 28.6 100 73 104.8 7 149.2 as per requirement 8 3/4 120 7/8 M20
3 80 210 31.8 117 88.9 127 7 168.3 as per requirement 8 3/4 125 7/8 M20
3 1/2 90 230 35 133 101.6 N/A 7 184.2 as per requirement 8 7/8 140 1 M24
4 100 255 35 146 114.3 157.2 7 200 as per requirement 8 7/8 140 1 M24
5 125 280 38.1 178 141.3 185.7 7 235 as per requirement 8 7/8 145 1 M24
6 150 320 41.3 206 168.3 215.9 7 269.9 as per requirement 12 7/8 150 1 M24
8 200 380 47.7 260 219.1 269.9 7 330 as per requirement 12 1 170 1 1/8 M27
10 250 445 54 321 273 323.8 7 387.4 as per requirement 16 1 1/8 190 1 1/4 M30
12 300 520 57.2 375 323.8 381 7 450.8 as per requirement 16 1 1/4 205 1 3/8 M33
14 350 585 60.4 425 355.6 412.8 7 514.4 as per requirement 20 1 1/4 210 1 3/8 M33
16 400 650 63.5 483 406.4 469.9 7 571.5 as per requirement 20 1 3/8 220 1 1/2 M36
18 450 710 66.7 533 457 533.4 7 628.6 as per requirement 24 1 3/8 230 1 1/2 M36
20 500 775 69.9 587 508 584.2 7 685.8 as per requirement 24 1 1/2 240 1 3/4 M39
24 600 915 76.2 702 610 692.2 7 812.8 as per requirement 24 1 3/4 265 1 7/8 M45

600 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 95 14.3 38 21.3 34.9 7 66.7 as per requirement 4 1/2 75 5/8 M14
3/4 20 115 15.9 48 26.7 42.9 7 82.6 as per requirement 4 5/8 90 3/4 M16
1 25 125 17.5 54 33.4 50.8 7 88.9 as per requirement 4 5/8 90 3/4 M16
1 1/4 32 135 20.7 64 42.2 63.5 7 98.4 as per requirement 4 5/8 95 3/4 M16
1 1/2 40 155 22.3 70 48.3 73 7 114.3 as per requirement 4 3/4 110 7/8 M20
2 50 165 25.4 84 60.3 92.1 7 127 as per requirement 8 5/8 110 3/4 M16
2 1/2 65 190 28.6 100 73 104.8 7 149.2 as per requirement 8 3/4 120 7/8 M20
3 80 210 31.8 117 88.9 127 7 168.3 as per requirement 8 3/4 125 7/8 M20
3 1/2 90 230 35 133 101.6 N/A 7 184.2 as per requirement 8 7/8 140 1 M24
4 100 275 38.1 152 114.3 157.2 7 215.9 as per requirement 8 7/8 145 1 M24
5 125 330 44.5 189 141.3 185.7 7 266.7 as per requirement 8 1 165 1 1/8 M27
6 150 355 47.7 222 168.3 215.9 7 292.1 as per requirement 12 1 170 1 1/8 M27
8 200 420 55.6 273 219.1 269.9 7 349.2 as per requirement 12 1 1/8 190 1 1/4 M30
10 250 510 63.5 343 273 323.8 7 431.8 as per requirement 16 1 1/4 215 1 3/8 M33
12 300 560 66.7 400 323.8 381 7 489 as per requirement 20 1 1/4 220 1 3/8 M33
14 350 605 69.9 432 355.6 412.8 7 527 as per requirement 20 1 3/8 235 1 1/2 M36
16 400 685 76.2 495 406.4 469.9 7 603.2 as per requirement 20 1 1/2 255 1 5/8 M39
18 450 745 82.6 546 457 533.4 7 654 as per requirement 20 1 5/8 275 1 3/4 M42
20 500 815 88.9 610 508 584.2 7 723.9 as per requirement 24 1 5/8 285 1 3/4 M42

900 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 120 22.3 38 21.3 34.9 7 82.6 as per requirement 4 3/4 110 7/8 M20
3/4 20 130 25.4 44 26.7 42.9 7 88.9 as per requirement 4 3/4 115 7/8 M20
1 25 150 28.6 52 33.4 50.8 7 101.6 as per requirement 4 7/8 125 1 M24
1 1/4 32 160 28.6 64 42.2 63.5 7 111.1 as per requirement 4 7/8 125 1 M24
1 1/2 40 180 31.8 70 48.3 73 7 123.8 as per requirement 4 1 140 1 1/8 M27
2 50 215 38.1 105 60.3 92.1 7 165.1 as per requirement 8 7/8 145 1 M24
2 1/2 65 245 41.3 124 73 104.8 7 190.5 as per requirement 8 1 160 1 1/8 M27
3 80 240 38.1 127 88.9 127 7 190.5 as per requirement 8 7/8 145 1 M24
4 100 290 44.5 159 114.3 157.2 7 235 as per requirement 8 1 1/8 170 1 1/4 M30
5 125 350 50.8 190 141.3 185.7 7 279.4 as per requirement 8 1 1/4 190 1 3/8 M33
6 150 380 55.6 235 168.3 215.9 7 317.5 as per requirement 12 1 1/8 190 1 1/4 M30
8 200 470 63.5 298 219.1 269.9 7 393.7 as per requirement 12 1 3/8 220 1 1/2 M36
10 250 545 69.9 368 273 323.8 7 469.9 as per requirement 16 1 3/8 235 1 1/2 M36
12 300 610 79.4 419 323.8 381 7 533.4 as per requirement 20 1 3/8 255 1 1/2 M36
14 350 640 85.8 451 355.6 412.8 7 558.8 as per requirement 20 1 1/2 275 1 5/8 M39
16 400 705 88.9 508 406.4 469.9 7 616 as per requirement 20 1 5/8 285 1 3/4 M42
18 450 785 101.6 565 457 533.4 7 685.8 as per requirement 20 1 7/8 325 2 M48
20 500 855 108 622 508 584.2 7 749.3 as per requirement 20 2 350 2 1/8 M52
24 600 1040 139.7 749 610 692.2 7 901.7 as per requirement 20 2 1/2 440 2 5/8 M64

1500 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 120 22.3 38 21.3 34.9 7 82.6 as per requirement 4 3/4 110 7/8 M20
3/4 20 130 25.4 44 26.7 42.9 7 88.9 as per requirement 4 3/4 115 7/8 M20
1 25 150 28.6 52 33.4 50.8 7 101.6 as per requirement 4 7/8 125 1 M24
1 1/4 32 160 28.6 64 42.2 63.5 7 111.1 as per requirement 4 7/8 125 1 M24
1 1/2 40 180 31.8 70 48.3 73 7 123.8 as per requirement 4 1 140 1 1/8 M27
2 50 215 38.1 105 60.3 92.1 7 165.1 as per requirement 8 7/8 145 1 M24
2 1/2 65 245 41.3 124 73 104.8 7 190.5 as per requirement 8 1 160 1 1/8 M27
3 80 265 47.7 133 88.9 127 7 203.2 as per requirement 8 1 1/8 180 1 1/4 M30
4 100 310 54 162 114.3 157.2 7 241.3 as per requirement 8 1 1/4 195 1 3/8 M33
5 125 375 73.1 197 141.3 185.7 7 292.1 as per requirement 8 1 1/2 250 1 5/8 M39
6 150 395 82.6 229 168.3 215.9 7 317.5 as per requirement 12 1 3/8 260 1 1/2 M36
8 200 485 92.1 292 219.1 269.9 7 393.7 as per requirement 12 1 5/8 290 1 3/4 M42
10 250 585 108 368 273 323.8 7 482.6 as per requirement 12 1 7/8 335 2 M48
12 300 675 123.9 451 323.8 381 7 571.5 as per requirement 16 2 375 2 1/8 M52
14 350 750 133.4 495 355.6 412.8 7 635 as per requirement 16 2 1/4 405 2 3/8 M56
16 400 825 146.1 552 406.4 469.9 7 704.8 as per requirement 16 2 1/2 445 2 5/8 M64
18 450 915 162 597 457 533.4 7 774.7 as per requirement 16 2 3/4 495 2 7/8 M72
20 500 985 177.8 641 508 584.2 7 831.8 as per requirement 16 3 540 3 1/8 M76
24 600 1170 203.2 762 610 692.2 7 990.6 as per requirement 16 3 1/2 615 3 5/8 M90

2500 Lbs Long Weld Neck Flanges Dimensions

Size in Inch Size in mm Outer Dia. Flange Thick. Hub OD Weld Neck OD RF Dia. RF Height PCD Hub Length No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size
A B C D E F G H
1/2 15 135 30.2 43 21.3 34.9 7 88.9 as per requirement 4 3/4 120 7/8 M20
3/4 20 140 31.8 51 26.7 42.9 7 95.2 as per requirement 4 3/4 125 7/8 M20
1 25 160 35 57 33.4 50.8 7 108 as per requirement 4 7/8 140 1 M24
1 1/4 32 185 38.1 73 42.2 63.5 7 130.2 as per requirement 4 1 150 1 1/8 M27
1 1/2 40 205 44.5 79 48.3 73 7 146 as per requirement 4 1 1/8 170 1 1/4 M30
2 50 235 50.9 95 60.3 92.1 7 171.4 as per requirement 8 1 180 1 1/8 M27
2 1/2 65 265 57.2 114 73 104.8 7 196.8 as per requirement 8 1 1/8 195 1 1/4 M30
3 80 305 66.7 133 88.9 127 7 228.6 as per requirement 8 1 1/4 220 1 3/8 M33
4 100 355 76.2 165 114.3 157.2 7 273 as per requirement 8 1 1/2 255 1 5/8 M39
5 125 420 92.1 203 141.3 185.7 7 323.8 as per requirement 8 1 3/4 300 1 7/8 M45
6 150 485 108 235 168.3 215.9 7 368.3 as per requirement 8 2 345 2 1/8 M52
8 200 550 127 305 219.1 269.9 7 438.2 as per requirement 12 2 380 2 1/8 M52
10 250 675 165.1 375 273 323.8 7 539.8 as per requirement 12 2 1/2 490 2 5/8 M64
12 300 760 184.2 441 323.8 381 7 619.1 as per requirement 12 2 3/4 540 2 7/8 M72

Why Purchase From Unichem Steel & Alloy Pvt. Ltd.

  • Unichem Steel & Alloy Pvt. Ltd. strive for quality production of ANSI/ASME B16.5 Long Weld Neck Flanges. We adequately test raw materials and confirm to ASTM, ASME, DIN, EN, JIS Standards to make the highest quality Long Weld Neck Flanges. LWN Flanges is provided with 100% Radiography Test Report and Third Party Inspection or Buyer Inspection service is available on finished products.
  • Value Added Services are provided such as Epoxy & FBE coating, Sandblasting, Hot dipped galvanizing, Electropolish or other special finishes, Threading, soldering, Custom shape cutting, fabrication services on ANSI 16.47 Long Weld Neck Flanges.
  • Unichem Steel & Alloy Pvt. Ltd. is an expert in manufacturing custom size ANSI/ASME B16.47 Long Weld Neck Flanges with accurate dimensions and uniform wall thickness.
  • We are presently equipped with modern manufacturing equipment and inspection tools such as Lathe Machines, Milling Machine, Heating & Annealing Furnaces, forging and deep drawing presses, machining, finishing, and testing facilities. In order to maintain reliability and quality of our EN 1092-1 Long Weld Neck Flange, MSS SP-44 Long Weld Neck Flanges, ISO Standard Long Weld Neck Flanges.
  • As leading exporters and suppliers we keep a buffer stock of ASME B16.5 Long Weld Neck Flanges in all grades from ½” NB to 48” NB in Sch 10s, the 40s, 80s, 160s, XXS In order to meet the off-hand requirement of our clients.
  • ANSI/ASME B16.5 Flanges, ANSI/ASME B16.47 Long Weld Neck Flanges are packaged to ensure that there is no damage during transit. In the case of exports, products are packed in wooden cases. All Long Weld Neck Pipe Flanges are marked with Size, Lot No, Grade, Degree, and our trademark. On special requests we make custom marking on Long Weld Neck Flanges.
  • Test Certificates: Raw Materials Certificate, Manufacturer Test Certificate as per EN 1092 / 3.1B, Third Party Inspection Report, 100% Radiography Test Report.
  • No minimum quantity order limit. Get Market leading prices on all types of Industrial Long Weld Neck Flanges in India.

ASME B16.5 Long Weld Neck Flanges Material & Grades

Stainless Steel Long Weld Neck Flange
ASTM / ASME A/SA 182: F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L.
Carbon Steel Long Weld Neck Flange
ASTM A105/A694/ A350 LF3/A350 LF2: F42, F46, F52, F56, F60, F65, F70
Alloy Steel Long Weld Neck Flange
ASTM A182: F1, F5, F9, F11, F22, F91
Duplex & Super Duplex Steel Long Weld Neck Flange
ASTM / ASME A/SA 182: F44, F45, F51, F53, F55, F60, F61.
Nickel Alloy Long Weld Neck Flange
ASTM / ASME SB 564 / 160 / 472: 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), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)

ASME B16.5 Long Weld Neck Flanges Manufacturing Standards

ASME Standard ANSI B16.5, ANSI B16.47, ANSI B16.36, ANSI B16.48, BS 4504, UNI 2277/2278,, JIS, SABS1123, GOST-12820
DIN Standard DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673
EN Standard EN1092
ASTM A182 – ASME SA182 Standard Specification for Wrought Austenitic SS Pipe Flanges
MSS SP-44 Pipe Flange

Long Weld Neck Flanges Type, Size, and Pressure Class

Specification Pressure Class Size Range
ASME/ANSI B16.5 150 to 2500LBS
150 to 1500LBS		 26“ to 60″
26“ to 48″
ASME/ANSI B16.36 300 To 2500LBS 1″ to 12″
ASME/ANSI B16.47 75 to 300LBS
400, 600LBS
900LBS		 1/2“ to 12″
26“ to 60″
26“ to 48″
BS 10 TABLE-A, D, E, F, H, J, K, R, S, T 15mm to 600mm
EN 1092-1 / DIN / BS 4504 Flanges PN2.5 to PN16
PN25
PN40
PN63
PN100
PN160, PN250
PN320
PN400		 10mm to 1800mm
10mm to 1000mm
10mm to 600mm
10mm to 400mm
10mm to 350mm
10mm to 300mm
10mm to 250mm
10mm to 200mm

Ready Stock of ASME B16.47 Long Weld Neck Flanges in India

Long Weld Neck Raised Face Flange Raised Faced Long Weld Neck Flanges
ANSI B16.5 Long Weld Neck Flanges Long Weld Neck Flange Dimensions
ASME B16.5 LWN Flanges ANSI B16.5 Class 150 Long Weld Neck Flanges
Stainless Steel Long Weld Neck Flanges SS Long Weld Neck Flange
Long Weld Neck Plate Flanges Dealer ASME B16.47 Series A and B LWN Flanges
ANSI B16.5 class 150 LWN Flange ANSI 150 Long Weld Neck Flange
Carbon Steel Long Weld Neck Flange High Quality LWN Flanges
ASTM A182 Stainless Steel LWN Flange Duplex Steel Long Weld Neck Flange
Super Duplex Steel Long Weld Neck Forged Flange Copper Nickel Long Weld Neck Pipe Flanges
High Nickel Alloy LWN Flanges Hastelloy Flat Faced Long Weld Neck Flanges
Titanium ASME B16.47 Series A and B LWN Flanges Inconel Long Weld Neck Flanges

ANSI B16.5 Long Weld Neck Flange Dimensions Tolerance

Outside Diameter:

≤ 24 = 1.6 mm | > 24 = ± 3.2 mm

Inside Diameter:

not applicable

Diameter of Contact Face:

1.6 mm Raised Face = ± 0.8 mm6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm

Outside Diameter of Hub:

≤ 12 = + 2.4 mm / – 1.6 mm | ≥ 14 = ± 3.2 mm

Diameter of Counterbore:

not applicable

Drilling:

Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mmEccentricity of Bolt Circle with Respect to Facing≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max.

Thickness:

≤ 18 = + 3.2 mm / – 0 | ≥ 20 = + 4.8 mm / – 0

Length thru Hub:

≤ 18 = + 3.2 mm / – 0.8 mm | ≥ 20 = + 4.8 mm / – 1.6 mm

ASME B16.47 Long Weld Neck Flanges Applications and Uses

  • Power Plant / Power Generation
  • Fertilizers
  • Oil & Gas
  • Refineries
  • Chemical Industry
  • Pulp and Paper Industry
  • Petrochemicals
  • Engineering Project
  • Environmental and Water Projects
  • Boiler Manufacturers
  • Pumps and Valves
  • Cement Industries
  • Aerospace Industry
  • Nuclear Industry
  • Construction
  • Ship Building Companies
  • Thermal Processing
  • Pharma Industry
  • Off-Shore Oil Drilling Companies
ASME B16.47 Long Weld Neck Flanges Applications and Uses

ANSI/ASME B16.5 Long Weld Neck Flange Exporter

EUROPE: Albania, Austria, Belgium, Croatia, Czech Republic, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Malta, Netherlands, Norway, Portugal, Russia, Slovakia, Slovenia, Spain, Switzerland, UK, Ukraine.
ASIA: Bangladesh, Cambodia, India, Indonesia, Japan, Malaysia, Maldives, Myanmar, Singapore, South Korea, Sri Lanka, Taiwan, Thailand, Vietnam.
AFRICA: Algeria, Angola, Egypt, Equatorial Guinea, Gabon, Libya, Nigeria, South Africa, Sudan, The Republic Of Congo.
MIDDLE EAST: Bahrain, Cyprus, Iran, Iraq, Jordan, Kuwait, Oman, Qatar, Saudi Arabia (KSA), Syria, Turkey, United Arab Emirates (UAE), Yemen.
NORTH AMERICA: Bahamas, Canada, Costa Rica, Denmark, Jamaica, Mexico, Panama, Puerto Rico, Trinidad And Tobago, USA.
SOUTH AMERICA: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Uruguay, Venezuela.

ANSI/ASME B16.47 Long Weld Neck Flange Supplier

Aberdeen, Abu Dhabi, Ahmedabad, Ahvaz, Al Jubail, Al Khobar, Algiers, Ankara, Atyrau, Bangkok, Bengaluru, Bhopal, Bogota, Brisbane, Busan, Cairo, Calgary, Caracas, Chandigarh, Chennai, Chiyoda, Coimbatore, Colombo, Courbevoie, Dallas, Dammam, Doha, Dubai, Edmonton, Ernakulam, Faridabad, Geoje-si, Gimhae-si, Granada, Gurgaon, Hanoi, Haryana, Ho Chi Minh City, Hong Kong, Houston, Howrah, Hyderabad, Indore, Istanbul, Jakarta, Jeddah, Karachi, Kolkata, Kuala Lumpur, Kuwait City, La Victoria, Lagos, Lahore, London, Los Angeles, Ludhiana, Madrid, Manama, Melbourne, Mexico City, Milan, Montreal, Moscow, Mumbai, Muscat, Navi Mumbai, New Delhi, New York, Noida, Perth, Petaling Jaya, Pimpri-Chinchwad, Port-of-Spain, Pune, Rajkot, Rio de Janeiro, Riyadh, Santiago, Secunderabad, Seoul, Sharjah, Singapore, Surat, Sydney, Tehran, Thane, Thiruvananthapuram, Toronto, Ulsan, Vadodara, Visakhapatnam, Vung Tau.

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