ASME B16.47 Class 600 Series A Welding Neck Flanges
Nominal Pipe Size | Outside Diameter (O) | Minimum Thickness (T) | Raised Face Diameter (R) | Length Thru Hub (Y) | Hub Diameter (X) | Minimum Fillet Radius (r) | Top of Hub (A) | Bore (B) | Approximate Weight | Bolt Circle (C) | Number of Holes | Diameter of Holes |
---|---|---|---|---|---|---|---|---|---|---|---|---|
26 | 40.00 mm | 4.25 mm | 29.50 mm | 8.75 mm | 29.44 mm | 0.50 mm | 26.00 mm | Specified by purchaser | 940 lb | 36.00 mm | 28 | 2.00 mm |
28 | 42.25 mm | 4.38 mm | 31.50 mm | 9.25 mm | 31.62 mm | 0.50 mm | 28.00 mm | Specified by purchaser | 1060 lb | 38.00 mm | 28 | 2.12 mm |
30 | 44.50 mm | 4.50 mm | 33.75 mm | 9.75 mm | 33.94 mm | 0.50 mm | 30.00 mm | Specified by purchaser | 1210 lb | 40.25 mm | 28 | 2.12 mm |
32 | 47.00 mm | 4.62 mm | 36.00 mm | 10.25 mm | 36.12 mm | 0.50 mm | 32.00 mm | Specified by purchaser | 1375 lb | 42.50 mm | 28 | 2.38 mm |
34 | 49.00 mm | 4.75 mm | 38.00 mm | 10.62 mm | 38.31 mm | 0.56 mm | 34.00 mm | Specified by purchaser | 1540 lb | 44.50 mm | 28 | 2.38 mm |
36 | 51.75 mm | 4.88 mm | 40.25 mm | 11.12 mm | 40.62 mm | 0.56 mm | 36.00 mm | Specified by purchaser | 1705 lb | 47.00 mm | 28 | 2.62 mm |
38 | 50.00 mm | 6.00 mm | 41.50 mm | 10.00 mm | 40.25 mm | 0.56 mm | 38.00 mm | Specified by purchaser | 1470 lb | 45.75 mm | 28 | 2.38 mm |
40 | 52.00 mm | 6.25 mm | 43.75 mm | 10.38 mm | 42.25 mm | 0.56 mm | 40.00 mm | Specified by purchaser | 1630 lb | 47.75 mm | 32 | 2.38 mm |
42 | 55.25 mm | 6.62 mm | 46.00 mm | 11.00 mm | 44.38 mm | 0.56 mm | 42.00 mm | Specified by purchaser | 2030 lb | 50.50 mm | 28 | 2.62 mm |
44 | 57.25 mm | 6.81 mm | 48.25 mm | 11.38 mm | 46.50 mm | 0.56 mm | 44.00 mm | Specified by purchaser | 2160 lb | 52.50 mm | 32 | 2.62 mm |
46 | 59.50 mm | 7.06 mm | 50.25 mm | 11.81 mm | 48.62 mm | 0.56 mm | 46.00 mm | Specified by purchaser | 2410 lb | 54.75 mm | 32 | 2.62 mm |
48 | 62.75 mm | 7.44 mm | 52.50 mm | 12.44 mm | 50.75 mm | 0.56 mm | 48.00 mm | Specified by purchaser | 2855 lb | 57.50 mm | 32 | 2.88 mm |
50 | 65.75 mm | 7.75 mm | 54.50 mm | 12.94 mm | 52.88 mm | 0.56 mm | 50.00 mm | Specified by purchaser | 3330 lb | 60.00 mm | 28 | 3.12 mm |
52 | 67.75 mm | 8.00 mm | 56.50 mm | 13.25 mm | 54.88 mm | 0.56 mm | 52.00 mm | Specified by purchaser | 3560 lb | 62.00 mm | 32 | 3.12 mm |
54 | 70.00 mm | 8.25 mm | 58.75 mm | 13.75 mm | 57.00 mm | 0.56 mm | 54.00 mm | Specified by purchaser | 3920 lb | 64.25 mm | 32 | 3.12 mm |
56 | 73.00 mm | 8.56 mm | 60.75 mm | 14.25 mm | 59.12 mm | 0.62 mm | 56.00 mm | Specified by purchaser | 4280 lb | 66.75 mm | 32 | 3.38 mm |
58 | 75.00 mm | 8.75 mm | 63.00 mm | 14.56 mm | 61.12 mm | 0.62 mm | 58.00 mm | Specified by purchaser | 4640 lb | 68.75 mm | 32 | 3.38 mm |
60 | 78.50 mm | 9.19 mm | 65.25 mm | 15.31 mm | 63.38 mm | 0.69 mm | 60.00 mm | Specified by purchaser | 5000 lb | 71.75 mm | 28 | 3.62 mm |