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ANSI / ASME CLASS 1500 LONG WELD NECK FLANGE DIMENSIONS

Class 1500 Long Weld Neck Flanges | #1500 Sch 40 Long Weld Neck Flange | B16.5 #1500 Long Weld Neck Flange | ANSI 1500 Long Weld Neck Flange | ASME 1500 Long Weld Neck Flange | #1500 Long Weld Neck Dimensions | B16.5 Long Weld Neck Flange Thickness | 1500 Long Weld Neck flange schedule chart | B16.5 Class 1500 Long Weld Neck Flange

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long weld neck flange dimensions

Class 1500 Long Weld Neck Flange Dimensions as per ASME B16.5

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 Required 4 3/4 110 7/8 M20
3/4 20 130 25.4 44 26.7 42.9 7 88.9 As Required 4 3/4 115 7/8 M20
1 25 150 28.6 52 33.4 50.8 7 101.6 As Required 4 7/8 125 1 M24
1 1/4 32 160 28.6 64 42.2 63.5 7 111.1 As Required 4 7/8 125 1 M24
1 1/2 40 180 31.8 70 48.3 73 7 123.8 As Required 4 1 140 1 1/8 M27
2 50 215 38.1 105 60.3 92.1 7 165.1 As Required 8 7/8 145 1 M24
2 1/2 65 245 41.3 124 73 104.8 7 190.5 As Required 8 1 160 1 1/8 M27
3 80 265 47.7 133 88.9 127 7 203.2 As Required 8 1 1/8 180 1 1/4 M30
4 100 310 54 162 114.3 157.2 7 241.3 As Required 8 1 1/4 195 1 3/8 M33
5 125 375 73.1 197 141.3 185.7 7 292.1 As Required 8 1 1/2 250 1 5/8 M39
6 150 395 82.6 229 168.3 215.9 7 317.5 As Required 12 1 3/8 260 1 1/2 M36
8 200 485 92.1 292 219.1 269.9 7 393.7 As Required 12 1 5/8 290 1 3/4 M42
10 250 585 108 368 273 323.8 7 482.6 As Required 12 1 7/8 335 2 M48
12 300 675 123.9 451 323.8 381 7 571.5 As Required 16 2 375 2 1/8 M52
14 350 750 133.4 495 355.6 412.8 7 635 As Required 16 2 1/4 405 2 3/8 M56
16 400 825 146.1 552 406.4 469.9 7 704.8 As Required 16 2 1/2 445 2 5/8 M64
18 450 915 162 597 457 533.4 7 774.7 As Required 16 2 3/4 495 2 7/8 M72
20 500 985 177.8 641 508 584.2 7 831.8 As Required 16 3 540 3 1/8 M76
24 600 1170 203.2 762 610 692.2 7 990.6 As Required 16 3 1/2 615 3 5/8 M90