Manufactured from stainless steel or carbon steel, the PN16 flanges are highly resistant to corrosion and wear & tear. They come in a wide variety of sizes, shapes, and finishes for your convenience. With a PN16 flange, you can be sure of trouble-free functioning even at high pressure and temperature.
Our range of PN16 flanges is available in various sizes and styles to meet your requirements. We also offer customized solutions with regard to material grade as well as design configuration. Our experts will assist you in selecting the right product for your application needs. Choose our durable PN16 flanges for reliable performance and long service life.
What is PN16?
PN16 Flange are typically used in pressure applications, water supply, and drainage
systems. Built with high-grade materials, these flanges ensure maximum reliability under demanding
conditions.
This type of flange is designed to hold together pipes, valves, pumps, and other equipment to form a piping system. It provides an efficient method of connecting various components as well as providing leak-proof seals at any connection point. PN16 flanges offer excellent performance for a wide range of applications due to their robust design and superior strength.
Standard Cover : | pressure ratings & temperature ratings, materials, marking, dimensions, weight, tolerances, testing |
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Marking Standard | Name of Manufacturer Schedule Type of Flanges Facing Nominal Pipe Size Pressure Class ASME B16 Designation |
Bolt Type | high strength bolts medium strength bolts low strength bolts |
Surface Finish | smooth, concentric serrated, stock |
Bore Diameter | Normal Pipe ≤ 10 |
Flanges Standards | EN 1092-1, JIS, ASME B16.5, ASME B16.47 type A, UNI, DIN |
Pressure Rating | Class 150 To Class 2500 |
High Temperature | Above 200°C (400°F) For Class 150 Or Above 400°C (750°F) |
Low Temperature | Above -29 Degree C (−20°F) |
Contact Faces | RTJ (Ring Type Joint), FF (Flat Face), RF (Raised Face), T/G (Tongue And Groove ), M/F (Male And Female) |
Size Chart | Normal Pipe Size 1/2 to NPS 24" |
Materials | Stainless Steel (Grade 304/L, 316/L), Carbon Steel (ASTM A105 And ASTM A350), Alloy Steel (ASTM A182), Mild Steel, Duplex Steel, Pressure Vessel Steel, Titanium, Super Duplex Steel, Nickel Alloy, Monel, Inconel, Hastelloy, Copper Nickel, Cast Iron, Wrought Iron. |
Thickness | Normal Pipe Size ≤ 18 |
Common Types Of Flanges: | Slip On (SORF), Weld Neck (WNRF), Blind (BLRF), Lap Joint (Loose), Threaded (NPT), Socket-Weld (SWRF) |
Gaskets Types | Full Face Gasket Flat Ring Gasket Metallic Ring Gakset |
Advantages Of Pipe Flange | Used to Connect Pipe System Easy Repair Pipe System Assembled Without Welding |
Check PN16 Flange Price List in India. PN16 Flanges Dimensions as per DIN – EN1092-1 – EN1759-1 – NFE – BS10/BS4504 – ISO7005-1
1/2" NB (DN15) Flange Table - Dimensions | |||||||
PN16 Flange Size |
Flange Diameter | PCD | No. of Bolt Holes | Diameter of Bolts | Diameter of Holes | Diameter of Raised Face | Height of Raised Face |
1/2" | 95mm | 65mm | 4 | M12 | 14mm | 45mm | 2mm |
3/4" NB (DN20) Flange Table | |||||||
3/4" | 105mm | 75mm | 4 | M12 | 14mm | 58mm | 2mm |
1" NB (DN25) Flange Dimensions | |||||||
1" | 115mm | 85mm | 4 | M12 | 14mm | 68mm | 2mm |
1 1/4" NB (DN32) Flange | |||||||
1 1/4" | 140mm | 100mm | 4 | M16 | 18mm | 78mm | 2mm |
1 1/2" NB (DN40) Flange | |||||||
1 1/2" | 50mm | 110mm | 4 | M16 | 18mm | 88mm | 3mm |
2" NB (DN50) Flange | |||||||
2" | 165mm | 125mm | 4 | M16 | 18mm | 102mm | 3mm |
2 1/2" NB (DN65) Flange | |||||||
2 1/2" | 185mm | 145mm | 4 | M18 | 18mm | 122mm | 3mm |
3" NB (DN80) Flange Table | |||||||
3" | 200mm | 160mm | 8 | M16 | 18mm | 138mm | 3mm |
4" NB (DN100) Flange | |||||||
4" | 220mm | 180mm | 8 | M16 | 18mm | 158mm | 3mm |
5" NB (DN125) Flange | |||||||
5" | 250mm | 210mm | 8 | M16 | 18mm | 188mm | 3mm |
6" NB (DN150) Flange | |||||||
6" | 285mm | 240mm | 8 | M20 | 22mm | 212mm | 3mm |
8" NB (DN200) Flange | |||||||
8" | 340mm | 295mm | 12 | M20 | 22mm | 268mm | 3mm |
10" NB (DN250) Flange Table | |||||||
10" | 405mm | 355mm | 12 | M24 | 26mm | 320mm | 3mm |
12" NB (DN300) Flange Table | |||||||
12" | 460mm | 410mm | 12 | M24 | 26mm | 378mm | 4mm |
Nominal Pipe Size | Flange Dia | Thk of Flanges | Length Through Hub | Straight Portion of Neck | Radius | Diameter at weld Bevel | Dia of Hub | Bore of S/O | Dia of R/F | Thk of RFD | Thk of Neck | Dia of Bolt Circle | Dia of Bolt Hole | No. of Holes | Size of Bolt | |||
DN | D | C1 | C2 | H1 | H2 | H3 | R | A | N1 | N2 | B1 | d1 | f1 | S | K | L | No | Size |
10 | 90 | 14 | 14 | 20 | 35 | 6 | 4 | 17.2 | 28 | 30 | 18 | 40 | 2 | 1.8 | 60 | 14 | 4 | M12 |
15 | 95 | 14 | 14 | 20 | 35 | 6 | 4 | 21.3 | 32 | 35 | 22 | 45 | 2 | 2.0 | 65 | 14 | 4 | M12 |
20 | 105 | 14 | 14 | 24 | 38 | 6 | 4 | 26.9 | 39 | 45 | 27.5 | 58 | 2 | 2.3 | 75 | 14 | 4 | M12 |
25 | 115 | 16 | 16 | 24 | 38 | 6 | 4 | 33.7 | 46 | 52 | 34.5 | 68 | 2 | 2.6 | 85 | 14 | 4 | M12 |
32 | 140 | 18 | 16 | 26 | 40 | 6 | 6 | 42.4 | 56 | 60 | 43.5 | 78 | 2 | 2.6 | 100 | 18 | 4 | M16 |
40 | 150 | 18 | 16 | 26 | 42 | 7 | 6 | 48.3 | 64 | 70 | 49.5 | 88 | 2 | 2.6 | 110 | 18 | 4 | M16 |
50 | 165 | 19 | 18 | 28 | 45 | 8 | 6 | 60.3 | 75 | 84 | 61.5 | 102 | 2 | 2.9 | 125 | 18 | 4 | M16 |
65 | 185 | 20 | 18 | 32 | 45 | 10 | 6 | 76.1 | 90 | 104 | 77.5 | 122 | 2 | 2.9 | 145 | 18 | 8** | M16 |
80 | 200 | 20 | 20 | 34 | 50 | 10 | 8 | 88.9 | 105 | 118 | 90.5 | 138 | 2 | 3.2 | 160 | 18 | 8 | M16 |
100 | 220 | 22 | 20 | 40 | 52 | 12 | 8 | 114.3 | 131 | 140 | 116 | 158 | 2 | 3.6 | 180 | 18 | 8 | M16 |
125 | 250 | 22 | 22 | 44 | 55 | 12 | 8 | 139.7 | 156 | 168 | 141.5 | 188 | 2 | 4.0 | 210 | 18 | 8 | M16 |
150 | 285 | 24 | 22 | 44 | 55 | 12 | 10 | 168.3 | 192 | 195 | 170.5 | 212 | 2 | 4.5 | 240 | 22 | 8 | M20 |
200 | 340 | 26 | 24 | 44 | 62 | 16 | 10 | 219.1 | 235 | 246 | 221.5 | 268 | 2 | 5.6 | 295 | 22 | 12 | M20 |
250 | 405 | 29 | 26 | 46 | 70 | 16 | 12 | 273.0 | 292 | 298 | 276.5 | 320 | 2 | 6.3 | 355 | 26 | 12 | M24 |
300 | 460 | 32 | 28 | 46 | 78 | 16 | 12 | 323.9 | 344 | 350 | 327.5 | 378 | 2 | 7.1 | 410 | 26 | 12 | M24 |
350 | 520 | 35 | 30 | 57 | 82 | 16 | 12 | 355.6 | 390 | 400 | 359 | 438 | 2 | 8.0 | 470 | 26 | 16 | M24 |
400 | 580 | 38 | 32 | 63 | 85 | 16 | 12 | 406.4 | 445 | 456 | 411.0 | 490 | 2 | 8.0 | 525 | 30 | 16 | M27 |
450 | 640 | 42 | 40 | 68 | 87 | 16 | 12 | 457.0 | 490 | 502 | 462.0 | 550 | 2 | 8.0 | 585 | 30 | 20 | M27 |
500 | 715 | 46 | 44 | 73 | 90 | 16 | 12 | 508.0 | 548 | 559 | 513.5 | 610 | 2 | 8.0 | 650 | 33 | 20 | M30 |
600 | 840 | 52 | 54 | 83 | 95 | 18 | 12 | 610.0 | 652 | 658 | 616.5 | 725 | 2 | 8.8 | 770 | 36 | 20 | M33 |
700 | 910 | - | 36 | 83 | 100 | 18 | 12 | 711.0 | 755 | 760 | - | 795 | 2 | 8.8 | 840 | 36 | 24 | M33 |
800 | 1025 | - | 38 | 90 | 105 | 20 | 12 | 813.0 | 855 | 864 | - | 900 | 2 | 10.0 | 950 | 39 | 24 | M36 |
900 | 1125 | - | 40 | 94 | 110 | 20 | 12 | 914.0 | 955 | 968 | - | 1000 | 2 | 10.0 | 1050 | 39 | 28 | M36 |
1000 | 1255 | - | 42 | 100 | 120 | 22 | 16 | 1016.0 | 1058 | 1072 | - | 1115 | 2 | 10.0 | 1170 | 42 | 28 | M39 |
1200 | 1485 | - | 48 | - | 130 | 30 | 16 | 1219.0 | 1262 | - | - | 1330 | 2 | 12.5 | 1390 | 48 | 32 | M45 |
1400 | 1685 | - | 52 | - | 145 | 30 | 16 | 1420.0 | 1465 | - | - | 1530 | 2 | 14.2 | 1590 | 48 | 36 | M45 |
1600 | 1930 | - | 58 | - | 160 | 35 | 16 | 1620.0 | 1668 | - | - | 1750 | 2 | 16.0 | 1820 | 56 | 40 | M52 |
DIN 2502 PN16 SORF Flange | US $0.4-900 / Piece (FOB Price) |
DIN 2633 PN16 Welding Neck Flangess | US $200-450 / Ton (FOB Price) |
DIN 2566 PN16 Screwed Flanges | US $1-850 / Piece (FOB Price) |
DIN 2543 PN16 SORTJ Flanges | US $0.1-1000 / Piece (FOB Price) |
DIN 2527 PN16 Blind Flanges | US $1-230 / Piece (FOB Price) |
DIN 2566 PN16 Threaded Flanges | US $2-390 / Piece (FOB Price) |
PN16 | Flange Masses (weights) according to Standard EN 1092-1. | |||||||||
DN | Type 01 | Type 02 | Type 04 | Type 05 | Type 11 | Type 12 | Type 32 | Type 34 | Type 35 | Type 36 |
10 | 0.604 | 0.591 | 0.549 | 0.722 | 0.678 | 0.646 | 0.094 | 0.148 | 0.08 | 0.05 |
15 | 0.67 | 0.654 | 0.606 | 0.813 | 0.768 | 0.722 | 0.114 | 0.189 | 0.09 | 0.06 |
20 | 0.936 | 0.909 | 0.836 | 1.14 | 1.09 | 1.04 | 0.225 | 0.34 | 0.17 | 0.1 |
25 | 1.11 | 1.08 | 0.99 | 1.38 | 1.3 | 1.25 | 0.296 | 0.444 | 0.26 | 0.15 |
32 | 1.82 | 1.77 | 1.65 | 2.03 | 1.91 | 1.81 | 0.362 | 0.572 | 0.36 | 0.26 |
40 | 2.08 | 2.02 | 1.85 | 2.35 | 2.15 | 2.06 | 0.457 | 0.734 | 0.45 | 0.31 |
50 | 2.73 | 2.52 | 2.34 | 2.88 | 2.53 | 2.39 | 0.653 | 0.974 | 0.53 | 0.36 |
65 | 3.16 | 3.05 | 2.76 | 3.51 | 3.03 | 2.97 | 0.876 | 1.29 | 0.7 | 0.47 |
80 | 3.6 | 3.48 | 3.17 | 4.61 | 3.92 | 3.78 | 1.07 | 1.67 | 1 | 0.57 |
100 | 4.39 | 4.2 | 3.78 | 5.65 | 4.62 | 4.38 | 1.28 | 2.12 | 1.3 | 0.73 |
125 | 5.41 | 5.21 | 4.57 | 8.13 | 6.3 | 6.07 | 1.7 | 2.88 | 1.9 | 1.2 |
150 | 7.14 | 6.89 | 6.22 | 10.5 | 7.81 | 7.24 | 1.96 | 3.46 | 2.4 | 1.4 |
200 | 9.73 | 9.31 | 8.37 | 16.2 | 11.5 | 10.1 | 2.81 | 5.55 | 3.9 | 2.03 |
250 | 14.2 | 13.5 | 12.4 | 25 | 16.7 | 12.8 | 3.52 | 7.71 | 5.8 | – |
300 | 19 | 18 | 16.3 | 35.1 | 22.1 | 14.5 | 4.02 | 11.4 | 9.5 | – |
350 | 28.2 | 27 | 21.5 | 48 | 32.8 | 22.7 | 7.55 | 19.2 | 15.2 | – |
400 | 35.9 | 34.6 | 27.1 | 63.5 | 41.1 | 28 | 9.38 | 23.7 | 18.7 | – |
450 | 46.1 | 44.6 | 36.7 | 96.6 | 50.6 | 32.3 | 10.3 | 28.2 | 24.4 | – |
500 | 64 | 62 | 51.1 | 133 | 66.2 | 38.7 | 12.6 | 35.5 | 29.1 | – |
600 | 102 | 98.8 | 78.3 | 226 | 104 | 48.9 | 14.3 | 47.9 | 40.3 | – |
700 | – | 107 | – | 285 | 96.5 | – | – | – | 45.2 | – |
800 | – | 152 | – | 388 | 122 | – | – | – | 59.9 | – |
900 | – | 184 | – | 483 | 155 | – | – | – | 75.6 | – |
1000 | – | 257 | – | 640 | 233 | – | – | – | 106.46 | – |
1200 | – | – | – | – | 390 | – | – | – | – | – |
1400 | – | – | – | – | 495 | – | – | – | – | – |
1600 | – | – | – | – | 760 | – | – | – | – | – |
1800 | – | – | – | – | 929 | – | – | – | – | – |
2000 | – | – | – | – | 1185 | – | – | – | – | – |
'PN' stands for Pressure Nominale that corresponds to a pressure rating. PN16 flange is designed to operate up to 16 bar.
Nominal Size (DN) | Outside Diameter (mm) | Number of Bolt Holes | Bolt Hole Diameter (mm) | Pressure Rating (bar) |
15 | 95 | 4 | 14 | 16 |
20 | 105 | 4 | 14 | 16 |
25 | 115 | 4 | 14 | 16 |
32 | 140 | 4 | 18 | 16 |
40 | 150 | 4 | 18 | 16 |
50 | 165 | 4 | 18 | 16 |
65 | 185 | 4 | 18 | 16 |
80 | 200 | 8 | 18 | 16 |
100 | 220 | 8 | 18 | 16 |
125 | 250 | 8 | 18 | 16 |
150 | 285 | 8 | 22 | 16 |
200 | 340 | 8 | 22 | 16 |
250 | 395 | 12 | 22 | 16 |
300 | 445 | 12 | 22 | 16 |
350 | 505 | 16 | 22 | 16 |
400 | 565 | 16 | 26 | 16 |
450 | 615 | 20 | 26 | 16 |
500 | 670 | 20 | 26 | 16 |
600 | 780 | 20 | 30 | 16 |