Blind Flange JIS B2220 10K
Dimensions:DN 15 – 1000
The BLIND FLANGE ACCORDING TO JIS B2220 BLIND 10K is a high-performance sealing solution designed for industrial piping systems requiring reliable end closures. Manufactured in compliance with JIS B2220 standards, this blind flange ensures superior pressure handling up to 10K rating, making it ideal for applications in chemical processing, oil and gas, water treatment, and power generation industries. Its robust construction guarantees leak-proof performance and long-term durability under demanding operational conditions.Key features of this blind flange include precise dimensional accuracy, excellent corrosion resistance, and compatibility with a wide range of pipe materials and sizes. It is engineered to provide a secure seal, preventing fluid or gas leakage in systems where isolation or termination is necessary. The flange is suitable for both high-temperature and high-pressure environments, ensuring safety and efficiency in critical infrastructure projects.Material: Typically carbon steel or stainless steel, with options for other alloys upon requestPressure Rating: 10K (equivalent to 10 kgf/cm²)Standards: Fully compliant with JIS B2220 specificationsSurface Finish: Smooth, machined face for optimal gasket seatingApplications: Ideal for use in refineries, pipelines, and industrial plants
Materials
| No. | DETAILS | MATERIALS |
|---|---|---|
| 1 | Flange | steel S400 |
| other steels - on request | ||
| stainless steels - upon request |
Features
| SPECIFICATION | |
|---|---|
| Standard | JIS B2220 |
| Pressure | 10K |
| flange dimensions | |||||||
|---|---|---|---|---|---|---|---|
| DN | d | D | C | n | h | t | kg |
| 10 | 17.8 | 90 | 65 | 4 | 15 | 12 | 0.54 |
| 15 | 22.2 | 95 | 70 | 4 | 15 | 12 | 0.61 |
| 20 | 27.7 | 100 | 75 | 4 | 15 | 14 | 0.79 |
| 25 | 34.5 | 125 | 90 | 4 | 19 | 14 | 1.24 |
| 32 | 43.2 | 135 | 100 | 4 | 19 | 16 | 1.66 |
| 40 | 49.1 | 140 | 105 | 4 | 19 | 16 | 1.81 |
| 50 | 61.1 | 155 | 120 | 4 | 19 | 16 | 2.23 |
| 65 | 77.1 | 175 | 140 | 4 | 19 | 18 | 3.24 |
| 80 | 90 | 185 | 150 | 8 | 19 | 18 | 3.5 |
| 90 | 102.6 | 195 | 160 | 8 | 19 | 18 | 4 |
| 100 | 115.4 | 210 | 175 | 8 | 19 | 18 | 4.6 |
| 125 | 141.2 | 250 | 210 | 8 | 23 | 20 | 7.3 |
| 150 | 166.6 | 280 | 240 | 8 | 23 | 22 | 10.1 |
| 175 | 192.1 | 302 | 265 | 12 | 23 | 22 | 11.8 |
| 200 | 218 | 330 | 290 | 12 | 23 | 22 | 14 |
| 250 | 269.5 | 400 | 355 | 12 | 25 | 24 | 22.7 |
| 300 | 321 | 445 | 400 | 16 | 25 | 24 | 29.5 |
| 350 | 358.1 | 490 | 445 | 16 | 25 | 26 | 37.1 |
| 400 | 409 | 560 | 510 | 16 | 27 | 28 | 52.5 |
| 450 | 460 | 620 | 565 | 20 | 27 | 30 | 68.8 |
| 500 | 511 | 675 | 620 | 20 | 27 | 30 | 82.1 |
| 550 | 562 | 745 | 680 | 20 | 33 | 32 | 105.8 |
| 600 | 613 | 795 | 730 | 24 | 33 | 32 | 120.2 |
| 650 | 664 | 845 | 780 | 24 | 33 | 34 | 145 |
| 700 | 715 | 905 | 840 | 24 | 33 | 34 | 167.2 |
| 750 | 766 | 970 | 900 | 24 | 33 | 36 | 204.2 |
| 800 | 817 | 1020 | 950 | 28 | 33 | 36 | 225.2 |
| 900 | 919 | 1120 | 1050 | 28 | 33 | 38 | 288.4 |
| 1000 | 1021 | 1235 | 1160 | 28 | 39 | 40 | 367.7 |