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hebeihaihao

Hebei haihao high pressure flange & pipe fitting group was established in 1982, located in Mengcun County the hometown of pipe fittings in China.


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JIS B2220 10K Weld Neck Flange,B2220 10K WN Flange Manufacturer


Hebei Haihao Group manufacture butt weld pipe fittings,forged steel pipe fittings,steel pipes and forged flanges in high quality,we supply the products according to international standards,such as ANSI/ASME,BS,DIN,EN,JIS,GOST and customer’s requirements.(fittings standard data)

JIS B2220 10K weld neck flange,B2220 10K WN flange

JIS B2220 10K weld neck flange,B2220 10K WN flange

We manufacture JIS B2220 10K weld neck flange from 10A to 1500A,the products are widely used in industry field,like Oil & Gas development,Power plant,Chemical industrial,Shipbuilding & Offshore,Steel constructions,Water treatment etc.The raw materials for our products are supplied by Bao Steel Group and Shougang Steel Group which belong to Chinese government,the materials contain carbon steel,stainless steel,alloy steel and so on.The raw materials as follows:

Carbon Steel: ASTM A105,A181,ASTM A516 GR.60,GR.70,ASTM A694 F42,F46,F52,F56,F60,F65,F70,ST37,ST45.8,C22.8,S2235,S235JRG2,P235GH,P245GH,P250GH,P265GH,P355GH,S355J2,16Mn,20Mn,Q235,20#,CT20,SS400 etc.
Stainless Steel: ASTM A182 F304,F304L,F316,F316L,F321,F321H,F304H,F316H,F347H,1.4301,1.4306,1.4401,1.4404,1.4541,1.4571,SUS304,SUS316 etc.
Alloy Steel: ASTM A350 LF2,CL1/CL2,ASTM A182 F5,F9,F11,F12,F22,F91 etc.

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

WN
Flange
Nomi-
nal
Size
Out-
side
diam-
eter of
flange
Diam-
eter of
bolt
hole
centre
circle
Diam-
eter
of
bolt
hole
Num-
ber of
bolt
Nom
-inal
desig-
nation
of thr-
ead of
bolt
Inside
diam-
eter
Raised
face
Diam
-eter
Rai-
sed
face
Hei-
ght
Thick-
ness of
flange
Diam-
eter of
hub
Small
diam-
eter
side
Diam-
eter of
hub
Large
diam-
eter
side
Taper
of hub
Totle
length
of fla-
nge
Radi-
us of
fillet
Sub-
stitu-
tional
diame-
nsion
of WN
Thick-
ness of
flange
Sub-
stitu-
tional
diam-
ension
of WN
Taper
of hub
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

Except the JIS B2220 10K weld neck flange,we also can manufacture the products in the pressure 5K,16K,20K,30K.We supply the JIS B2220 flange products with experienced team and advanced production equipments,our company will keep high quality performance and devote ourselves to the world industry development.

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Related Tags: B2220 10K WN Flange Manufacturer (1)  JIS B2220 10K Weld Neck Flange (1)  

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