JIS B2220 Blind Flange,JIS B2220 5K Blind Flange,JIS B2220 BL Flange Manufacture-Hebei Haihao Group
Haihao Group manufacture steel pipes,pipe fittings and flanges products according to standard ANSI/ASME B16.5,BS4504,DIN,EN 1092,JIS B2220,GOST etc.
JIS B2220 5K Blind Flange
We can manufacture JIS B2220 blind flange in the pressure 5K,10K,16K,20K,30K.The JIS B2220 5K blind flange in our company from 10A to 1500A,the products’ materials in our company can be carbon steel,stainless steel,alloy steel etc.
The sealing face for the JIS B2220 5K blind flange can be raised face(RF),flat face(FF),ring type joint(RTJ) or as customer’s requirements.
The JIS B2220 5K blind flange dimensions as follows:
| BL Flange Nominal Size |
Outside diameter of flange |
Diameter of bolt hole | Diameter of bolt hole |
Number of bolt | Nominal designation of thread of bolt |
Thickness of Flanget |
| A | D | C | h | t | ||
| 10 15 20 |
75 80 85 |
55 60 65 |
12 12 12 |
4 4 4 |
M10 M10 M10 |
9 9 10 |
| 25 32 40 |
95 115 120 |
75 90 95 |
12 15 15 |
4 4 4 |
M10 M12 M12 |
10 12 12 |
| 50 65 80 |
130 155 180 |
105 130 145 |
15 15 19 |
4 4 4 |
M12 M12 M16 |
14 14 14 |
| 90 100 125 |
190 200 235 |
155 165 200 |
19 19 19 |
4 8 8 |
M16 M16 M16 |
14 16 16 |
| 150 175 200 |
265 300 320 |
230 260 280 |
19 23 23 |
8 8 8 |
M16 M20 M20 |
18 18 20 |
| 225 250 300 |
345 385 430 |
305 345 390 |
23 23 23 |
12 12 12 |
M20 M20 M20 |
20 22 22 |
| 350 400 450 |
480 540 605 |
435 495 555 |
25 25 25 |
12 16 16 |
M22 M22 M22 |
24 24 24 |
| 500 550 600 |
655 720 770 |
605 665 715 |
25 27 27 |
20 20 20 |
M22 M24 M24 |
24 26 26 |
| 650 700 750 |
825 875 945 |
770 820 880 |
27 27 33 |
24 24 24 |
M24 M24 M30 |
28 30 32 |
| 800 850 900 |
995 1045 1095 |
930 980 1030 |
33 33 33 |
24 24 24 |
M30 M30 M30 |
34 36 36 |
| 1000 1100 1200 |
1195 1305 1420 |
1130 1240 1350 |
33 33 33 |
28 28 32 |
M30 M30 M30 |
40 44 48 |
| 1350 1500 |
1575 1730 |
1505 1660 |
33 33 |
32 36 |
M30 M30 |
54 58 |
After more than 30 years development,Hebei Haihao Group obtained the recognition from the clients and end users of domestic markets and all over the world.We have world-famous clients,such as Exxon Mobil,Shell,CNPC,SINOPEC,Unilever,Chevron,Pemex,Petrobras,Hyandai etc.
