BS FLANGES
WELLGROW INDUSTRIES CORP.
Weld Neck Flange
Plate Flange
Slip On Flange
Threaded Flange
Blind Flange
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Fax: 886-423112578
BS4504 PN2.5 Flanges
CODE 111
CODE 101
CODE 105
Nom.
Raised
Flange
Drilling
Neck
Size
Face
Bolting
DN
A
C
C1
C2
D1
G
X
No.
I
J
M
F
E
10
75
12
12
12
28
35
2
4
11
50
M10
26
17.2
6
15
80
12
12
12
30
40
2
4
11
55
M10
30
21.3
6
20
90
14
14
14
32
50
2
4
11
65
M10
38
26.9
6
25
100
14
14
14
35
60
2
4
11
75
M10
42
33.7
6
32
120
14
16
14
35
70
2
4
14
90
M12
55
42.4
6
40
130
14
16
14
38
80
3
4
14
100
M12
62
48.3
7
50
140
14
16
14
38
90
3
4
14
110
M12
74
60.3
8
65
160
14
16
14
38
110
3
4
14
130
M12
88
76.1
9
80
190
16
18
16
42
128
3
4
18
150
M16
102
88.9 10
100
210
16
18
16
45
148
3
4
18
170
M16
130 114.3 10
125
240
18
20
18
48
178
3
8
18
200
M16
155 139.7 10
150
265
18
20
18
48
202
3
8
18
225
M16
184 168.3 12
200
320
20
22
20
55
258
3
8
18
280
M16
236 219.1 15
250
375
22
24
22
60
312
3
12
18
335
M16
290 273.0 15
300
440
22
24
22
62
365
4
12
22
395
M20
342 323.9 15
350
490
22
26
22
62
415
4
12
22
445
M20
385 355.6 15
400
540
22
28
22
65
465
4
16
22
495
M20
438 406.4 15
450
595
24
30
24
65
520
4
16
22
550
M20
492 457.0 15
500
645
24
30
24
68
570
4
20
22
600
M20
538 508.0 15
600
755
24
32
34
70
670
5
20
26
705
M24
640 610.0 16
700
860
24
36
70
5
24
26
810
M24
740 711.0 16
800
975
26
38
70
5
24
30
920
M27
842 813.0 16
900
1075
26
40
70
5
24
30
1020
M27
942 914.0 16
1000
1175
26
42
70
5
28
30
1120
M27
1045 1016.0 16
1200
1375
26
44
70
5
32
30
1320
M27
1245 1220.0 16
1400
1575
26
48
70
5
36
30
1520
M27
1445 1420.0 16
1600
1790
26
51
80
5
40
30
1730
M27
1645 1620.0 20
1800
1990
26
54
80
5
44
30
1930
M27
1845 1820.0 20
2000
2190
26
58
80
5
48
30
2130
M27
2045 2020.0 22
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
R
3
3
4
4
5
5
5
6
6
6
6
8
8
10
10
10
10
12
12
12
12
12
12
12
16
16
16
16
16
Dimensions in mm
Bore
Diameter
T
B
1.8
18.0
2.0
22.0
2.3
27.5
2.6
34.5
2.6
43.5
2.6
49.5
2.9
61.5
2.9
77.5
3.2
90.5
3.6
116.0
4.0
141.5
4.5
170.5
5.6
221.5
6.3
276.5
7.1
327.6
7.1
359.0
7.1
411.0
7.1
462.0
7.1
513.5
7.1
616.5
-
Fax: 886-423112578
BS4504 PN6 Flanges
CODE 111
CODE 101
CODE 113
CODE 112
CODE 105
Nom.
Raised
Flange
Boss
Drilling
Neck
Size
Face
Bolting
DN
A
C
C1 C2
D
D1
G
X
N
No.
I
J
M
F
E
10
75
12
12
12
20
28
35
2
25
4
11
50
M10
26
17.2
6
15
80
12
12
12
20
30
40
2
30
4
11
55
M10
30
21.3
6
20
90
14
14
14
24
32
50
2
40
4
11
65
M10
38
26.9
6
25
100 14
14
14
24
35
60
2
50
4
11
75
M10
42
33.7
6
32
120 14
16
14
26
35
70
2
60
4
14
90
M12
55
42.4
6
40
130 14
16
14
26
38
80
3
70
4
14
100
M12
62
48.3
7
50
140 14
16
14
28
38
90
3
80
4
14
110
M12
74
60.3
8
65
160 14
16
14
32
38
110
3
100
4
14
130
M12
88
76.1
9
80
190 16
18
16
34
42
128
3
110
4
18
150
M16
102
88.9
10
100
210 16
18
16
40
45
148
3
130
4
18
170
M16
130 114.3
10
125
240 18
20
18
44
48
178
3
160
8
18
200
M16
155 139.7
10
150
265 18
20
18
44
48
202
3
185
8
18
225
M16
184 168.3
12
200
320 20
22
20
44
55
258
3
240
8
18
280
M16
236 219.1
15
250
375 22
24
22
44
60
312
3
295
12
18
335
M16
290 273.0
15
300
440 22
24
22
44
62
365
4
355
12
22
395
M20
342 323.9
15
350
490 22
26
22
62
415
4
12
22
445
M20
385 355.6
15
400
540 22
28
22
65
465
4
16
22
495
M20
438 406.4
15
450
595 24
30
24
65
520
4
16
22
550
M20
492 457.0
15
500
645 24
30
24
68
570
4
20
22
600
M20
538 508.0
15
600
755 24
32
34
70
670
5
20
26
705
M24
640 610.0
16
700
860 24
40
38
70
775
5
24
26
810
M24
740 711.0
16
800
975 24
44
42
70
880
5
24
30
920
M27
842 813.0
16
900
1075 26
48
46
70
980
5
24
30
1020
M27
942 914.0
16
1000 1175 26
52
52
70 1080
5
28
30
1120
M27
1045 1016.0 16
1200 1405 28
60
60
90 1295
5
32
33
1340
M30
1248 1220.0 20
1400 1630 32
68
68
90 1510
5
36
36
1560
M33
1452 1420.0 20
1600 1830 34
76
76
90 1710
5
40
36
1760
M33
1655 1620.0 20
1800 2045 36
84
84
100 1920
5
44
39
1970
M36
1855 1820.0 20
2000 2265 38
92
92
110 2125
5
48
42
2180
M39
2058 2020.0 25
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Dimensions in mm
Bore
Diameter
R
T
B
3
1.8
18.0
3
2.0
22.0
4
2.3
27.5
4
2.6
34.5
5
2.6
43.5
5
2.6
49.5
5
2.9
61.5
6
2.9
77.5
6
3.2
90.5
6
3.6
116.0
6
4.0
141.5
8
4.5
170.5
8
5.6
221.5
10
6.3
276.5
10
7.1
327.5
10
7.1
359.5
10
7.1
411.0
12
7.1
462.0
12
7.1
513.5
12
7.1
616.5
12
7.1
12
7.1
12
7.1
12
7.1
12
8.0
12
8.0
12
9.0
15 10.0
15 11.0
-
Fax: 886-423112578
BS4504 PN10 Flanges
CODE 111
CODE 101
CODE 112
CODE 113
CODE 105
Dimensions in mm
DN
10
15
20
25
32
40
50
65
80
100
125 *
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
A
90
95
105
115
140
150
165
185
200
220
250
285
340
395
445
505
565
615
670
780
895
1015
1115
1230
1455
1675
1915
2115
2325
2550
2760
2960
3180
3405
C
14
14
16
16
16
16
18
18
20
20
22
22
24
26
26
26
26
28
28
28
30
32
34
34
38
42
46
50
54
58
62
65
70
75
C1
14
14
16
16
18
18
20
20
20
22
22
24
24
26
28
28
32
36
38
42
-
C2
14
14
16
16
16
16
18
18
20
20
22
22
24
26
26
26
26
28
28
34
38
42
46
52
60
-
D
20
20
24
24
26
26
28
32
34
40
44
44
44
46
46
53
57
63
67
75
-
D1
35
35
38
38
40
42
45
45
50
52
55
55
62
68
68
68
72
72
75
80
80
90
95
95
115
120
130
140
150
160
170
180
190
200
G
40
45
58
68
78
88
102
122
138
162
188
212
268
320
370
430
482
532
585
685
800
905
1005
1110
1330
1535
1760
1960
2170
2370
2570
2780
3000
3210
X
2
2
2
2
2
3
3
3
3
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
N
30
35
45
52
60
70
84
104
118
140
168
195
246
298
350
400
456
502
559
658
-
No.
4
4
4
4
4
4
4
4/8
8
8
8
8
8
12
12
16
16
20
20
20
24
24
28
28
32
36
40
44
48
52
56
60
64
68
I
14
14
14
14
18
18
18
18
18
18
18
22
22
22
22
22
26
26
26
30
30
33
33
36
39
42
48
48
48
56
56
56
56
62
J
Bolting M
F
60
M12
28
17.2
65
M12
32
21.3
75
M12
39
26.9
85
M12
46
33.7
100
M16
56
42.4
110
M16
64
48.3
125
M16
74
60.3
145
M16
92
76.1
160
M16
110 88.9
180
M16
130 114.3
210
M16
158 139.7
240
M20
184 168.3
295
M20
234 219.1
350
M20
288 273.0
400
M20
342 323.9
460
M20
390 355.6
515
M24
440 406.4
565
M24
488 457.0
620
M24
540 508.0
725
M27
640 610.0
840
M27
746 711.0
950
M30
848 813.0
1050 M30
948 914.0
1160 M33 1050 1016.0
1380 M36 1256 1220.0
1590 M39 1460 1420.0
1820 M45 1666 1620.0
2020 M45 1866 1820.0
2230 M45 2070 2020.0
2440 M52 2275 2220.0
2650 M52 2478 2420.0
2850 M52 2680 2620.0
3070 M52 2882 2820.0
3290 M56 3085 3020.0
E
6
6
6
6
6
7
8
10
10
12
12
12
16
16
16
16
16
16
16
18
18
18
20
20
25
25
25
30
30
35
35
40
40
40
R
3
3
4
4
5
5
5
6
6
6
6
8
8
10
10
10
10
12
12
12
12
12
12
12
12
12
12
15
15
15
15
18
18
18
T
1.8
2.0
2.3
2.6
2.6
2.6
2.9
2.9
3.2
3.6
4.0
4.5
5.6
6.3
7.1
7.1
7.1
7.1
7.1
7.1
8.0
8.0
10.0
10.0
11.0
12.0
14.0
15.0
16.0
-
B
18.0
22.0
27.5
34.5
43.5
49.5
61.5
77.5
90.5
116.0
141.5
170.5
221.5
276.5
327.6
359.0
411.0
462.0
513.5
616.5
-
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
3. For information sizes DN10 to DN150 use PN16 dimensions.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Fax: 886-423112578
BS4504 PN16 Flanges
CODE 111
CODE 101
CODE 112
CODE 113
Nom.
Size
DN
10
15
20
25
32
40
50
65
80
100
125 *
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
CODE 105
Flange
A
90
95
105
115
140
150
165
185
200
220
250
285
340
405
460
520
580
640
715
840
910
1025
1125
1255
1485
1685
1930
2130
2435
C
14
14
16
16
16
16
18
18
20
20
22
22
24
26
28
30
32
34
34
36
36
38
40
42
48
52
58
62
66
C1
14
14
16
16
18
18
20
20
20
22
22
24
26
29
32
35
38
42
46
52
60
68
76
84
98
-
C2
14
14
16
16
16
16
18
18
20
20
22
22
24
26
28
30
32
36
36
44
48
52
58
64
76
-
D
20
20
24
24
26
26
28
32
34
40
44
44
44
46
46
57
63
63
73
83
83
90
94
100
-
D1
35
35
38
38
40
42
45
45
50
52
55
55
62
70
78
82
85
87
90
95
100
105
110
120
130
145
160
170
190
Raised
Face
G
X
40
2
45
2
58
2
68
2
78
2
88
3
102
3
122
3
138
3
162
3
188
3
212
3
268
3
320
3
378
4
438
4
490
4
550
4
610
4
725
5
795
5
900
5
1000
5
1115
5
1330
5
1530
5
1750
5
1950
5
2150
5
Boss
N
30
35
45
52
60
70
84
104
118
140
168
195
246
298
350
400
456
502
559
658
760
864
968
1072
-
Drilling
No.
4
4
4
4
4
4
4
4/8
8
8
8
8
12
12
12
16
16
20
20
20
24
24
28
28
32
36
40
44
48
I
14
14
14
14
18
18
18
18
18
18
18
22
22
26
26
26
30
30
33
36
36
39
39
42
48
48
56
56
62
Neck
Bolting
J
60
65
75
85
100
110
125
145
160
180
210
240
295
355
410
470
525
585
650
770
840
950
1050
1170
1390
1590
1820
2020
2230
M12
M12
M12
M12
M16
M16
M16
M16
M16
M16
M16
M20
M20
M24
M24
M24
M27
M27
M30
M33
M33
M36
M36
M39
M45
M45
M52
M52
M56
M
28
32
39
46
56
64
74
92
110
130
158
184
234
288
342
390
444
490
546
650
750
848
948
1056
1260
1465
1668
1870
2072
F
17.2
21.3
26.9
33.7
42.4
48.3
60.3
76.1
88.9
114.3
139.7
168.3
219.1
273.0
323.9
355.6
406.4
457.0
508.0
610.0
711.0
813.0
914.0
1016.0
1220.0
1420.0
1620.0
1820.0
2020.0
E
6
6
6
6
6
7
8
10
10
12
12
12
16
16
16
16
16
16
16
18
18
20
20
22
30
30
35
35
40
Dimensions in mm
Bore
Diameter
R
3
3
4
4
5
5
5
6
6
6
6
8
8
10
10
10
10
12
12
12
12
12
12
12
12
12
12
15
15
T
1.8
2.0
2.3
2.6
2.6
2.6
2.9
2.9
3.2
3.6
4.0
4.5
5.6
6.3
7.1
8.0
8.0
8.0
8.0
8.8
8.6
10.0
10.0
10.0
12.5
14.2
16.0
17.5
20.0
B
18.0
22.0
27.5
34.5
43.5
49.5
61.5
77.5
90.5
116.0
141.5
170.5
221.5
276.5
327.6
359.0
411.0
462.0
513.5
616.5
-
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Fax: 886-423112578
BS4504 PN25 Flanges
CODE 111
CODE 101
CODE 112
CODE 113
Nom.
Size
DN
10
15
20
25
32
40
50
65
80
100
125
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
1600
1800
2000
CODE 105
Flange
A
90
95
105
115
140
150
165
185
200
235
270
300
360
425
485
555
620
670
730
845
960
1085
1185
1320
1530
1755
1975
2185
2425
C
16
16
18
18
18
18
20
22
24
24
26
28
30
32
34
38
40
42
44
46
46
50
54
58
-
C1
14
14
16
16
18
18
20
22
24
26
28
30
32
35
38
42
46
50
56
68
-
C2
16
16
18
18
18
18
20
22
24
24
26
28
30
32
34
38
40
44
45
54
-
D
22
22
26
28
30
32
34
38
40
44
48
52
52
60
67
72
78
84
90
100
-
D1
35
38
40
40
42
45
48
52
58
65
68
75
80
88
92
100
110
110
125
125
125
135
145
155
-
Raised
Face
G
X
40
2
45
2
58
2
68
2
78
2
88
3
102
3
122
3
138
3
162
3
188
3
218
3
278
3
335
3
395
4
450
4
505
4
555
4
615
4
720
5
820
5
930
5
1030
5
1140
5
1350
5
1560
5
1780
5
1985
5
2210
5
Boss
N
30
35
45
52
60
70
84
104
118
145
170
200
256
310
364
418
472
520
580
684
-
Drilling
No.
4
4
4
4
4
4
4
8
8
8
8
8
12
12
16
16
16
20
20
20
24
24
28
28
32
36
40
44
48
I
14
14
14
14
18
18
18
18
18
22
26
26
26
30
30
33
36
36
36
39
42
48
48
56
56
62
62
70
70
Neck
Bolting
J
60
65
75
85
100
110
125
145
160
190
220
250
310
370
430
490
550
600
660
770
875
990
1090
1210
1420
1640
1860
2070
2300
M12
M12
M12
M12
M16
M16
M16
M16
M16
M20
M24
M24
M24
M27
M27
M30
M33
M33
M33
M36
M39
M45
M45
M52
M52
M56
M56
M64
M64
Dimensions in mm
Bore
Diameter
M
28
32
40
46
56
64
74
92
110
134
162
190
244
296
350
398
452
500
558
660
760
864
968
1070
-
F
17.2
21.3
26.9
33.7
42.4
48.3
60.3
76.1
88.9
114.3
139.7
168.3
219.1
273.0
323.9
355.6
406.4
457.0
508.0
610.0
711.0
813.0
914.0
1016.0
1220.0
1420.0
1620.0
1820.0
2020.0
E
6
6
6
6
6
7
8
10
12
12
12
12
16
18
18
20
20
20
20
20
20
22
24
24
-
R
3
3
4
4
5
5
5
6
6
6
6
8
8
10
10
10
10
12
12
12
12
12
12
12
12
12
12
15
15
T
1.8
2.0
2.3
2.6
2.6
2.6
2.9
2.9
3.2
3.6
4.0
4.5
6.3
7.1
8.0
8.0
8.8
8.8
10.0
11.0
12.5
14.2
16.0
17.5
12.5
14.2
16.0
17.5
20.0
B
18.0
22.0
27.5
34.5
43.5
49.5
61.5
77.5
90.5
116.0
141.5
170.5
221.5
276.5
327.5
359.5
411.0
462.0
513.5
616.5
-
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
3. For information sizes DN10 to DN150 use PN40 dimensions.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Fax: 886-423112578
BS4504 PN40 Flanges
CODE 111
CODE 101
CODE 112
CODE 113
Nom.
Size
DN
10
15
20
25
32
40
50
65
80
100
125
150
200
250
300
350
400
450
500
600
CODE 105
Flange
A
90
95
105
115
140
150
165
185
200
235
270
300
375
450
515
580
660
685
755
890
C
16
16
18
18
18
18
20
22
24
24
26
28
34
38
42
46
50
50
52
60
C1
14
14
16
16
18
18
20
22
24
26
28
30
36
42
48
54
60
66
72
84
C2
16
16
18
18
18
18
20
22
24
24
26
28
36
38
42
46
50
54
56
70
D
22
22
26
28
30
32
34
38
40
44
48
52
52
60
67
72
78
84
90
100
D1
35
38
40
40
42
45
48
52
58
65
68
75
88
105
115
125
135
135
140
150
Raised
Face
G
X
40
2
45
2
58
2
68
2
78
2
88
3
102
3
122
3
138
3
162
3
188
3
218
3
285
3
345
3
410
4
465
4
535
4
560
4
615
4
735
5
Boss
N
30
35
45
52
60
70
84
104
118
145
170
200
260
312
380
424
478
522
576
686
Drilling
No.
4
4
4
4
4
4
4
8
8
8
8
8
12
12
16
16
16
20
20
20
I
14
14
14
14
18
18
18
18
18
22
26
26
30
33
33
36
39
39
42
48
Neck
Bolting
J
60
65
75
85
100
110
125
145
160
190
220
250
320
385
450
510
585
610
670
795
M12
M12
M12
M12
M16
M16
M16
M16
M16
M20
M24
M24
M27
M30
M30
M33
M36
M36
M39
M45
Dimensions in mm
Bore
Diameter
M
28
32
40
46
56
64
74
92
110
134
162
190
244
306
362
408
462
500
562
666
F
17.2
21.3
26.9
33.7
42.4
48.3
60.3
76.1
88.9
114.3
139.7
168.3
219.1
273.0
323.9
355.6
406.4
457.0
508.0
610.0
E
6
6
6
6
6
7
8
10
12
12
12
12
16
18
18
20
20
20
20
20
R
3
3
4
4
5
5
5
6
6
6
6
8
8
10
10
10
10
12
12
12
T
1.8
2.0
2.3
2.6
2.6
2.6
2.9
2.9
3.2
3.6
4.0
4.5
6.3
7.1
8.0
8.8
11.0
12.5
14.2
16.0
B
18.0
22.0
27.5
34.5
43.5
49.5
61.5
77.5
90.5
116.0
141.5
170.5
221.5
276.5
327.5
359.5
411.0
462.0
513.5
616.5
* Care should be taken with these sizes as the pipe o.d. does not relate to normal stainless steel dimensions.
1. Weldnecks (code 111) are bored to suit schedule of pipework used.
2. Code 105 flanges are supplied flat faced unless otherwise requested by the purchaser.
Website: www.pipefittingweb.com
Email: wellgrow@pipefittingweb.com
Fax: 886-423112578