Rached Flanges is a trusted manufacturer and supplier based in Tunis, Tunisia, specializing in precision-engineered JIS B2220 16K Flanges designed for high-pressure piping systems. Crafted to meet Japanese Industrial Standards, these flanges guarantee exceptional dimensional accuracy, strength, and sealing performance. With a blend of cutting-edge production facilities and rigorous quality assurance practices, Rached Flanges consistently delivers reliable products. Catering to both local and international markets, the company provides JIS B2220 16K flanges to various industries, including oil and gas, petrochemicals, power generation, and heavy engineering, where durability and safety are paramount.
JIS B2220 16K Flanges are typically made from carbon steel, stainless steel, or alloy steel grades, depending on the specific application needs. This material composition ensures good weldability, corrosion resistance, and strength that meet the demands of 16K pressure ratings. On the mechanical side, these flanges boast high tensile and yield strength, impressive elongation, and excellent toughness. They can handle elevated pressures and moderate to high temperatures while maintaining structural stability, fatigue resistance, and dependable sealing performance in challenging industrial environments.
Rached Flanges, a leading supplier in Tunis, Tunisia, offers an extensive selection of JIS B2220 16K Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| Size | (1/2″) To (48″) |
|---|---|
| Standards | 5K, 10K, 40K, 16K 20K 30K, 63K |
| Size Of Bore Diameter Flange | NPS ≤ 10 |
| Standard Dimensions | EN-1092, ASME B16.48, API605, BS4504, EN1092, UNI, ISO, API7S-43, ANSI/ASME B16.5, API7S-15, MSS S44, IS 2062, ASME B16.36, DIN, AWWA C207, B16.47 Series A & B, BS1560-3.1, ISO70051, API. |
| Minimum Pressure | 150# To 2500# |
| Flange Face Type Manufacturer | Raised Face, Groove And Small Tongue Groove, RTJ, Flat Face, Large Tongue & Large Male-Female And Small Male-Female, Lap-Joint Face. |
| Top Six Type Of Flange | Threaded Flange, Lap Joint Flange, Socket-Weld Flange, Blind Flange, Slip-On Flange, Weld Neck Flange |
| Standard Materials | Duplex Steel & Super Duplex Steel, Copper Nickel, Inconel, Mild Steel, Stainless Steel, Hastelloy, Alloy Steel, Carbon Steel. |
| Thickness Length | NPS ≤ 18 |
| Manufacturing Process | Forged/ Machined/ Heat Treated |
| Other Type Of Flange | Forged/ Plate/ Threaded |
| Nominal | Outside | Inside | Outside | Sectional Dimensions of Flange | Bolt Hole | Nominal | Approx. | |||||||||
| Dia. of | Dia. of | Dia. of | Dia. of | t | T | Dia. of Hub | r | Dia. of | Dia. of | Bolt. | Number | Hole | Bolt | Weight | ||
| Flange | Steel | Flange | Flange | a | b | Face | Raised Face | Circle | of Bolt | Dia. | Size | (kg) | ||||
| Pipe | do | D | f | g | Dia | Holes | h | BL | SOH | |||||||
| 10 | 17.3 | 17.8 | 90 | 12 | 16 | 26 | 28 | 4 | 1 | 46 | 65 | 4 | 15 | M12 | 0.53 | 0.52 |
| 15 | 21.7 | 22.2 | 95 | 12 | 16 | 30 | 32 | 4 | 1 | 51 | 70 | 4 | 15 | M12 | 0.6 | 0.58 |
| 20 | 27.2 | 27.7 | 100 | 14 | 20 | 38 | 42 | 4 | 1 | 56 | 75 | 4 | 15 | M12 | 0.79 | 0.75 |
| 25 | 34 | 34.5 | 125 | 14 | 20 | 46 | 50 | 4 | 1 | 67 | 90 | 4 | 19 | M16 | 1.22 | 1.16 |
| 32 | 42.7 | 43.2 | 135 | 16 | 22 | 56 | 60 | 5 | 2 | 76 | 100 | 4 | 19 | M16 | 1.66 | 1.53 |
| 40 | 48.6 | 49.1 | 140 | 16 | 24 | 62 | 66 | 5 | 2 | 81 | 105 | 4 | 19 | M16 | 1.79 | 1.64 |
| 50 | 60.5 | 61.1 | 155 | 16 | 24 | 76 | 80 | 5 | 2 | 96 | 120 | 8 | 19 | M16 | 2.09 | 1.83 |
| 65 | 76.3 | 77.1 | 175 | 18 | 26 | 94 | 98 | 5 | 2 | 116 | 140 | 8 | 19 | M16 | 3.08 | 2.58 |
| 80 | 89.1 | 90 | 200 | 20 | 28 | 108 | 112 | 6 | 2 | 132 | 160 | 8 | 23 | M20 | 4.41 | 3.61 |
| -90 | 101.6 | 102.6 | 210 | 20 | 30 | 120 | 124 | 6 | 2 | 145 | 170 | 8 | 23 | M20 | 4.92 | 3.89 |
| 100 | 114.3 | 115.4 | 225 | 22 | 34 | 134 | 138 | 6 | 2 | 160 | 185 | 8 | 23 | M20 | 6.29 | 4.87 |
| 125 | 139.8 | 141.2 | 270 | 22 | 34 | 164 | 170 | 6 | 2 | 195 | 225 | 8 | 25 | M22 | 9.21 | 7.09 |
| 150 | 165.2 | 166.6 | 305 | 24 | 38 | 196 | 202 | 6 | 2 | 230 | 260 | 12 | 25 | M22 | 12.7 | 9.57 |
| 200 | 216.3 | 218 | 350 | 26 | 40 | 244 | 252 | 6 | 2 | 275 | 305 | 12 | 25 | M22 | 18.4 | 12 |
| 250 | 267.4 | 269.5 | 430 | 28 | 44 | 304 | 312 | 6 | 2 | 345 | 380 | 12 | 27 | M24 | 30.4 | 20.1 |
| 300 | 318.5 | 321 | 480 | 30 | 48 | 354 | 364 | 8 | 3 | 395 | 430 | 16 | 27 | M24 | 40.5 | 24.3 |
| 350 | 355.6 | 358.1 | 540 | 34 | 52 | 398 | 408 | 8 | 3 | 440 | 480 | 16 | 33 | M30×3 | 57.5 | 34.4 |
| 400 | 406.4 | 409 | 605 | 38 | 60 | 446 | 456 | 10 | 3 | 495 | 540 | 16 | 33 | M30×3 | 81.7 | 47.4 |
| 450 | 457.2 | 460 | 675 | 40 | 64 | 504 | 514 | 10 | 3 | 560 | 605 | 20 | 33 | M30×3 | 107 | 61.8 |
| 500 | 508 | 511 | 730 | 42 | 68 | 558 | 568 | 10 | 3 | 615 | 660 | 20 | 33 | M30×3 | 132 | 73.7 |
| -550 | 558.8 | 562 | 795 | 44 | 70 | 612 | 622 | 10 | 3 | 670 | 720 | 20 | 39 | M36×3 | 163 | 87.9 |
| 600 | 609.6 | 613 | 845 | 46 | 74 | 666 | 676 | 10 | 3 | 720 | 770 | 24 | 39 | M36×3 | 192 | 98.4 |
| 650 | 660.4 | 664 | 895 | 48 | 77 | 704 | 726 | 10 | 5 | 770 | 820 | 24 | 39 | M36×3 | – | – |
| 700 | 711.2 | 715 | 960 | 50 | 80 | 754 | 776 | 10 | 5 | 820 | 875 | 24 | ||||
| JIS b2220 Standard | JIS b2220 Class | Diameter Of JIS | Bolt Circle Diameter | No. of Bolts | Size Of Bolt | Bolt Hole Diameter |
|---|---|---|---|---|---|---|
| AS4087 Flanges | PN14 Flanges | 95 | 67 | 4 | M12 | 14 |
| AS 2129 Flange | Table C Flanges | 95 | 67 | 4 | 13 | 14 |
| Table D Flanges | 95 | 67 | 4 | 13 | 14 | |
| Table E Flanges | 95 | 67 | 4 | 13 | 14 | |
| Table F Flanges | 95 | 67 | 4 | 13 | 14 | |
| Table H Flanges | 114 | 83 | 4 | 16 | 17 | |
| Table J Flanges | 114 | 83 | 4 | 16 | 17 | |
| ANSI B16.5 Flanges | ANSI 150 Flanges | 89 | 60 | 4 | 13 | 16 |
| ANSI 300 Flanges | 95 | 67 | 4 | 13 | 16 | |
| ANSI 600 Flanges | 95 | 67 | 4 | 13 | 16 | |
| ANSI 900 Flanges | 121 | 83 | 4 | 19 | 22 | |
| ANSI 1500 Flanges | 121 | 83 | 4 | 19 | 22 | |
| ISO 7005 (DIN) Flange | PN6 Flanges | 80 | 55 | 4 | M10 | 11 |
| PN10 Flanges | 95 | 65 | 4 | M12 | 14 | |
| PN16 Flanges | 95 | 65 | 4 | M12 | 14 | |
| PN20 Flanges | 90 | 60.5 | 4 | M14 | 16 | |
| PN25 Flanges | 95 | 65 | 4 | M12 | 14 | |
| PN40 Flanges | 95 | 65 | 4 | M12 | 14 |
The JIS B2220 16K Flanges from Rached Flanges find extensive use in medium-to-high pressure piping and pipeline systems. Common applications include oil and gas refineries, chemical and petrochemical plants, power generation facilities, shipbuilding, and industrial machinery. Their robust pressure-handling capabilities make them ideal for steam lines, hydraulic systems, and process pipelines. Additionally, these flanges are utilized in water treatment plants and industrial utilities, where secure connections, longevity, and adherence to international standards are essential.
Yes, we offer custom sizes for JIS B2220 16K Flanges to meet specific project needs. Our team at Rached Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@rachedflanges.com.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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