JIS 5K Steel Flat Flange
This product is processed in our own factory, with high-tech equipment and in skilled hands. It is domestic production.
Flanges are commonly used to connect valves to the pipeline, making them easy to disassemble and maintain.
5K SIZE
10K SIZE
SIZE/Size DN | D | D | k | n | d2 | b |
10 | 17.8 | 75 | 55 | 4 | 12 | 9 |
15 | 22.2 | 80 | 60 | 4 | 12 | 9 |
20 | 27.7 | 85 | 65 | 4 | 12 | 10 |
25 | 34.5 | 95 | 75 | 4 | 12 | 10 |
32 | 43.2 | 115 | 90 | 4 | 15 | 12 |
40 | 49.1 | 120 | 95 | 4 | 15 | 12 |
50 | 61.1 | 130 | 105 | 4 | 15 | 14 |
65 | 77.1 | 155 | 130 | 4 | 15 | 14 |
80 | 90 | 180 | 145 | 4 | 19 | 14 |
one hundred | 115.4 | 200 | 165 | 8 | 19 | 16 |
125 | 141.2 | 235 | 200 | 8 | 19 | 16 |
150 | 166.6 | 265 | 230 | 8 | 19 | 18 |
200 | 218 | 320 | 280 | 8 | 23 | 20 |
250 | 269.5 | 385 | 345 | 12 | 23 | 22 |
300 | 321 | 430 | 390 | 12 | 23 | 22 |
350 | 358.1 | 480 | 435 | 12 | 25 | 24 |
400 | 409 | 540 | 495 | 16 | 25 | 24 |
450 | 460 | 605 | 555 | 16 | 25 | 24 |
500 | 511 | 655 | 605 | 20 | 25 | 24 |
550 | 562 | 720 | 665 | 20 | 27 | 26 |
600 | 613 | 770 | 715 | 20 | 27 | 26 |
650 | 664 | 825 | 770 | 24 | 27 | 26 |
700 | 715 | 875 | 820 | 24 | 27 | 26 |
750 | 766 | 945 | 880 | 24 | 33 | 28 |
800 | 817 | 995 | 930 | 24 | 33 | 28 |
850 | 868 | 1045 | 980 | 24 | 33 | 28 |
900 | 919 | 1095 | 1030 | 24 | 33 | 30 |
one thousand | 1021 | 1195 | 1130 | 28 | 33 | 32 |
1100 | 1022 | 1305 | 1240 | 28 | 33 | 32 |
1200 | 1224 | 1420 | 1350 | 32 | 33 | 34 |