Approx Price:
Usage/Application: Oil Industries, Chemical Industries
Standard: ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA
Number Of Holes: 4 / 8 / 12 / 16 / 20
Type: Blind flanges Class 2500
Material: Stainless Steel, Alloy Steel, Carbon Steel, Duplex Steel, Nickel Alloys
Flange Thickness: 30.2 mm to 184.2 mm
Blind Flange Class 2500 (ASME B16.5) – Dimensions |
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| Size in Inch | Size in mm | Outer Dia. | Flange Thick. | RF Dia. | RF Height | PCD | No of Bolts | Bolt Size UNC | RF Stud Length | Hole Size | ISO Stud Size | Weight in kg |
| A | B | C | D | E | ||||||||
| 1/2 | 15 | 135 | 30.2 | 34.9 | 7 | 88.9 | 4 | 3/4 | 120 | 7/8 | M20 | 3.2 |
| 3/4 | 20 | 140 | 31.8 | 42.9 | 7 | 95.2 | 4 | 3/4 | 125 | 7/8 | M20 | 3.7 |
| 1 | 25 | 160 | 35 | 50.8 | 7 | 108 | 4 | 7/8 | 140 | 1 | M24 | 5 |
| 1 1/4 | 32 | 185 | 38.1 | 63.5 | 7 | 130.2 | 4 | 1 | 150 | 1 1/8 | M27 | 7.8 |
| 1 1/2 | 40 | 205 | 44.5 | 73 | 7 | 146 | 4 | 1 1/8 | 170 | 1 1/4 | M30 | 10.5 |
| 2 | 50 | 235 | 50.9 | 92.1 | 7 | 171.4 | 8 | 1 | 180 | 1 1/8 | M27 | 18 |
| 2 1/2 | 65 | 265 | 57.2 | 104.8 | 7 | 196.8 | 8 | 1 1/8 | 195 | 1 1/4 | M30 | 25.5 |
| 3 | 80 | 305 | 66.7 | 127 | 7 | 228.6 | 8 | 1 1/4 | 220 | 1 3/8 | M33 | 39 |
| 4 | 100 | 355 | 76.2 | 157.2 | 7 | 273 | 8 | 1 1/2 | 255 | 1 5/8 | M39 | 61.5 |
| 5 | 125 | 420 | 92.1 | 185.7 | 7 | 323.8 | 8 | 1 3/4 | 300 | 1 7/8 | M45 | 102 |
| 6 | 150 | 485 | 108 | 215.9 | 7 | 368.3 | 8 | 2 | 345 | 2 1/8 | M52 | 157 |
| 8 | 200 | 550 | 127 | 269.9 | 7 | 438.2 | 12 | 2 | 380 | 2 1/8 | M52 | 241 |
| 10 | 250 | 675 | 165.1 | 323.8 | 7 | 539.8 | 12 | 2 1/2 | 490 | 2 5/8 | M64 | 470 |
| 12 | 300 | 760 | 184.2 | 381 | 7 | 619.1 | 12 | 2 3/4 | 540 | 2 7/8 | M72 | 575 |
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