JIS B2220 10K Weld Neck Flange

JIS B2220 10K Weld Neck Flange,JIS B2220 10K WN Flanges-Hebei Haihao Group

Hebei Haihao Group as one of the earliest flange manufacturer,has strong experience in flange production and quality inspection and a complete set of equipments,including  advanced cutting,forging,machining,drilling machines and professional  testing & inspection instruments.

We maunfacture the flange products according to standard ANSI/ASME,API,BS,DIN,EN,ISO,JIS,MSS,UNI,SP etc.We supply the JIS B2220 flange products in high quality,which contain weld neck flange,slip on flange,blind flange,threaded flange,socket weld neck flange,lap joint flange,integral flange.The JIS B2220 10K weld neck flange nominal size from 10A to 1500A in our company.The products raw materials are all supplied by Bao Steel Group and Shougang Steel Group which belong to Chinese government,which contian carbon steel,stainless steel,alloy steel or based on customer requirements.

JIS B2220 10K Weld Neck Flanges In Haihao Group

JIS B2220 10K Weld Neck Flanges In Haihao Group

The JIS B2220 10K weld neck flange dimensions as follows:

Nominal size: A       Outside diameter of flange: D      Diameter of bolt hole centre circle: C      Diameter of bolt hole: h
Outside diameter of flange: d(18)     Raised face diameter: g     Raised face height: f     Thickness of flange: t
Small diameter side: a     Large diameter side: b(19)     Taper of hub: x     Totle length of flange: T
Radius of fillet: r(19)      Substitutional diamension of WN Thickness of flange: t    Substitutional diamension of WN Taper of hub: x

A D C h d(18) g f t a b(19) x T r(19) t x
10
15
20
90
95
100
65
70
75
15
15
15
4
4
4
M12
M12
M12
12.7
16.1
21.6
46
51
56
1
1
1
12
12
14
17.3
21.7
27.2
28
33
38
1.25
1.25
1.25
29
31
32
4
4
4
-

-
-

-
25
32
40
125
135
140
90
100
105
19
19
19
4
4
4
M16
M16
M16
27.6
35.7
41.6
67
76
81
1
2
2
14
16
16
34.0
42.7
48.6
47
56
62
1.25
1.25
1.25
36
38
38
4
4
4
-

-
-

-
50
65
80
155
175
185
120
140
150
19
19
19
4
4
8
M16
M16
M16
52.9
67.9
80.7
96
116
126
2
2
2
16
18
18
60.5
76.3
89.1
75
92
105
1.25
1.25
1.25
40
44
45
4
4
5
-

-
-

-
90
100
125
195
210
250
160
175
210
19
19
23
8
8
8
M16
M16
M20
93.2
105.3
130.8
136
151
182
2
2
2
18
18
20
101.6
114.3
139.8
117
130
156
1.25
1.25
1.25
45
45
47
5
5
5
-

-
-

-
150
175
200
280
305
330
240
265
290
23
23
23
8
12
12
M20
M20
M20
155.2
180.1
204.7
212
237
262
2
2
2
22
22
22
165.2
190.7
216.3
184
210
238
1.25
1.25
1.25
53
55
58
5
5
5
-

-
-

-
225
250
300
350
400
445
310
355
400
23
25
25
12
12
16
M20
M22
M22
229.4
254.2
304.7
282
324
368
2
2
3
22
24
24
241.8
267.4
318.5
261
292
345
1.25
1.25
1.25
58
65
68
5
6
6
-

-
-

-
350
400
450
490
560
620
445
510
565
25
27
27
16
16
20
M22
M24
M24
339.8
390.6
441.4
413
475
530
3
3
3
26
28
30
355.6
406.4
457.2
388
442
495
1.25
1.25
1.25
79
85
90
6
6
6
-

-
-

-
500
550
600
675
745
795
620
680
730
27
33
33
20
20
24
M24
M30
M30
492.2
543.0
593.8
585
640
690
3
3
3
30
32
32
508.0
558.8
609.6
546
597
648
1.5
1.75
1.75
99
111
112
6
6
6
40
42
42
1.25
1.5
1.5
650
700
750
845
905
970
780
840
900
33
33
33
24
24
24
M30
M30
M30
644.6
695.4
746.2
740
800
855
3
3
3
34
34
36
660.4
711.2
762.0
700
754
807
1.75
2
2
116
132
139
6
6
6
44
56
60
1.5
1.5
1.5
800
850
900
1020
1070
1120
950
1000
1050
33
33
33
28
28
28
M30
M30
M30
797.0
847.8
898.6
905
955
1005
3
3
3
36
36
38
812.8
863.6
914.4
858
908
959
2
2
2
139
139
140
6
6
6
60
60
62
1.5
1.5
1.5
1000
1100
1200
1235
1345
1465
1160
1270
1380
39
39
39
28
28
32
M36
M36
M36
1000.2
1098.6
1200.2
1110
1220
1325
3
3
3
40
42
44
1016.0
1117.6
1219.2
1065
1174
1281
2
2
2
151
170
182
6
10
10
66
72
76
1.5
1.5
1.5
1350
1500
1630
1795
1540
1700
45
45
36
40
M42
M42
1346.2
1498.6
1480
1635
3
3
48
50
1371.6
1524.0
1438
1598
2
2
200
218
10
12
82
88
1.5
1.5

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.


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