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Stainless Steel Flanges - SABS 1123/SANS 1123 Flanges

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NP = Nominal Pressure 600kPa, 1000kPa, 1600kPa, 2500kPa, 4000kPa 

Flange Specification Comparisons
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Flange Bolt Dimensions click here
Approximate masses for flanges in kilograms click here

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Stainless Steel Flanges - Nominal pressure 600 kPa

* Non-preferred size

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Nominal pressure 600 kPa 600/2 = Table 4
600/3 = Table 5
600/4 = Table 6
600/8 = Table 8
Click for Options
Nom.
Size
Pipe
OD
Flange Raised face Bol
ting
Drilling Neck Boss
d1
D
b
b1
b2
b3
h
h1
d4
f
No.
d2
k
d3
h2
r
d5
10
17.2
75
8
10
8
10
16
28
35
2
M10
4
11
50
26
6
4
25
15
21.3
80
8
10
8
10
16
30
40
2
M10
4
11
55
30
6
4
30
20
26.9
90
8
10
8
10
18
32
50
2
M10
4
11
65
38
6
4
40
25
33.7
100
8
10
8
10
18
35
60
2
M10
4
11
75
42
6
4
50
32
42.4
120
8
10
8
10
20
35
70
2
M12
4
14
90
55
6
6
60
40
48.3
130
8
10
8
10
20
38
80
3
M12
4
14
100
62
7
6
70
50
60.3
140
8
10
8
10
22
38
90
3
M12
4
14
110
74
8
6
80
65
76.1
160
8
10
8
10
26
38
110
3
M12
4
14
130
88
9
6
100
80
88.9
190
10
10
10
10
28
42
128
3
M16
4
18
150
102
10
8
110
100
114.3
210
10
10
10
10
34
45
148
3
M16
4
18
170
130
10
8
130
*125
139.7
240
13
12
13
12
39
48
178
3
M16
8
18
200
155
10
8
160
150
168.3
265
13
12
13
12
39
48
202
3
M16
8
18
225
184
12
10
185
*175
193.7
295
13
14
-
14
-
52
230
3
M16
8
18
255
210
12
10
-
200
219.1
320
13
14
-
14
-
55
258
3
M16
8
18
280
236
15
10
-
*225
244.5
345
16
16
-
16
-
58
285
3
M16
8
18
305
264
15
12
-
250
273.0
375
16
16
-
16
-
60
312
3
M16
12
18
335
290
15
12
-
300
323.9
440
20
20
-
20
-
62
365
4
M20
12
22
395
342
15
12
-
350
355.6
490
22
22
-
22
-
62
415
4
M20
12
22
445
385
15
12
-
400
406.4
540
22
22
-
22
-
65
465
4
M20
16
22
495
438
15
12
-
450
457.2
595
24
25
-
25
-
65
520
4
M20
16
22
550
492
15
12
-
500
508.0
645
24
25
-
25
-
68
570
4
M20
20
22
600
538
15
12
-
550
559.0
705
24
-
-
28
-
68
620
5
M24
20
26
655
590
16
12
-
600
609.6
755
24
30
-
30
-
70
670
5
M24
20
26
705
640
16
12
-

Stainless Steel Flanges - Nominal pressure 1000 kPa

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Nominal pressure 1000 kPa 1000/2 = Table 9
1000/3 = Table 10
1000/4 = Table 11
1000/8 = Table 12
Click for Options
Nom.
Size
Pipe
OD
Flange Raised face Bol
ting
Drilling Neck Boss
d1
D
b
b1
b2
b3
h
h1
d4
f
No.
d2
k
d3
h2
r
d5
10
17.2
90
8
10
8
10
14
35
40
2
M12
4
14
60
28
6
4
30
15
21.3
95
8
10
8
10
14
35
45
2
M12
4
14
65
32
6
4
35
20
26.9
105
8
10
8
10
16
38
58
2
M12
4
14
75
40
6
4
45
25
33.7
115
8
10
8
10
16
38
68
2
M12
4
14
85
46
6
4
52
32
42.4
140
10
10
10
10
20
40
78
2
M16
4
18
100
56
6
6
60
40
48.3
150
10
10
10
10
20
42
88
3
M16
4
18
110
64
7
6
70
50
60.3
165
12
10
10
12
20
45
102
3
M16
4
18
125
75
8
6
85
65
73.0
185
12
12
12
12
26
45
122
3
M16
4
18
145
90
10
6
105
80
88.9
200
14
12
12
14
26
50
138
3
M16
8
18
160
105
10
8
118
100
114.3
220
14
12
12
14
32
52
158
3
M16
8
18
180
131
12
8
140
125
141.3
250
16
14
14
16
36
55
188
3
M16
8
18
210
156
12
8
168
150
168.3
285
18
16
16
18
38
55
212
3
M20
8
22
240
184
12
10
195
*175
193.7
315
18
16
-
18
-
60
242
3
M20
8
22
270
210
12
10
-
200
219.1
340
18
18
-
18
-
62
268
3
M20
8
22
295
235
16
10
-
*225
244.5
370
18
18
-
18
-
62
290
3
M20
8
22
325
265
16
10
-
250
273.0
395
20
20
-
20
-
68
320
3
M20
12
22
350
292
16
12
-
300
323.9
445
22
22
-
22
-
68
370
4
M20
12
22
400
344
16
12
-
350
355.6
505
26
25
-
25
-
68
430
4
M20
16
22
460
385
16
12
-
400
406.4
565
26
25
-
25
-
72
482
4
M24
16
26
515
400
16
12
-
450
457.2
615
28
30
-
30
-
72
532
4
M24
20
26
565
492
16
12
-
500
508.0
670
28
32
-
32
-
75
585
4
M24
20
26
620
542
16
12
-
550
559.0
730
28
35
-
35
-
80
635
5
M24
20
26
675
592
18
12
-
600
609.6
780
28
38
-
38
-
80
685
5
M24
20
26
725
642
18
12
-

Stainless Steel Flanges - Nominal pressure 1600 kPa

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Nominal pressure 1600 kPa 1600/2 = Table 14
1600/3 = Table 15
1600/4 = Table 16
1600/8 = Table 18
Click for Options
Nom.
Size
Pipe
OD
Flange Raised face Bol
ting
Drilling Neck Boss
d1
D
b
b1
b2
b3
h
h1
d4
f
No.
d2
k
d3
h2
r
d5
10
17.2
90
8
10
8
10
14
35
40
2
M12
4
14
60.3
28
6
4
30
15
21.3
95
8
10
8
10
14
35
45
2
M12
4
14
65
32
6
4
35
20
26.9
105
8
10
8
10
16
38
58
2
M12
4
14
75
40
6
4
45
25
33.7
115
8
10
8
10
16
38
68
2
M12
4
14
85
46
6
4
52
32
42.4
140
10
10
10
10
20
40
78
2
M16
4
18
100
56
6
6
60
40
48.3
150
10
10
10
10
20
42
88
3
M16
4
18
110
64
7
6
70
50
60.3
165
12
12
12
12
22
45
102
3
M16
4
18
125
75
8
6
85
65
76.1
185
12
12
12
12
26
45
122
3
M16
4
18
145
90
10
6
105
80
88.9
200
14
14
14
14
28
50
138
3
M16
8
18
160
105
10
8
118
100
114.3
220
14
14
14
14
34
52
158
3
M16
8
18
180
131
12
8
140
125
141.3
250
22
22
-
-
44
55
188
3
M16
8
18
210
156
12
8
168
150
168.3
285
22
22
-
-
44
55
212
3
M20
8
22
240
184
12
10
195
175
193.7
315
24
24
-
-
-
60
242
3
M20
8
22
270
210
12
10
-
200
219.1
340
24
24
-
-
44
62
268
3
M20
12
22
295
235
16
10
-
*225
244.5
370
24
22
-
22
-
66
294
3
M20
12
22
325
265
16
10
-
250
273.0
405
24
25
-
25
-
70
320
3
M24
12
26
355
292
16
12
-
300
323.9
460
28
28
-
28
-
78
378
4
M24
12
26
410
344
16
12
-
350
355.6
520
30
30
-
30
-
82
438
4
M24
16
26
470
390
16
12
-
400
406.4
580
32
35
-
35
-
85
490
4
M24
16
26
525
445
16
12
-
450
457.2
640
34
40
-
40
-
87
550
4
M24
20
26
585
496
16
12
-
500
508.0
715
34
40
-
40
-
90
610
4
M30
20
33
650
548
16
12
-
550
559.0
775
36
0
-
-
-
95
670
5
M30
20
33
710
600
18
12
-
600
609.6
840
36
50
-
-
-
95
725
5
M30
20
33
770
652
18
12
-

Stainless Steel Flanges - Nominal pressure 2500 kPa

    print-new
Nominal pressure 2500 kPa 2500/2 = Table 19
2500/3 = Table 20
2500/4 = Table 21
2500/8 = Table 23
Click for Options
Nom.
Size
Pipe
OD
Flange Raised face Bol
ting
Drilling Neck Boss
d1
D
b
b1
b2
b3
h
h1
d4
f
No.
d2
k
d3
h2
r
d5
10
17.2
90
12
12
10
12
16
35
40
2
M12
4
14
-
28
6
4
30
15
21.3
95
14
14
11
14
17
38
45
2
M12
4
14
65
32
6
4
35
20
26.9
105
14
14
11
14
19
40
58
2
M12
4
14
75
40
6
4
45
25
33.7
115
16
16
12
16
22
40
68
2
M12
4
14
85
46
6
4
52
32
42.4
140
18
18
14
18
26
42
78
2
M16
4
18
100
55
6
6
60
40
48.3
150
18
20
14
20
28
45
88
3
M16
4
18
110
64
7
6
70
50
60.3
165
20
20
17
20
31
48
102
3
M16
4
18
125
75
8
6
85
65
73.0
185
22
22
17
22
33
52
122
3
M16
8
18
145
90
10
6
105
80
88.9
200
24
22
18
22
34
58
138
3
M16
8
18
160
105
12
8
118
100
114.3
235
24
25
21
25
41
65
162
3
M20
8
22
190
134
12
8
145
*125
139.7
270
26
28
24
28
46
68
188
3
M24
8
26
220
162
12
8
170
150
168.3
300
28
30
24
30
48
75
218
3
M24
8
26
250
192
12
10
200
*175
193.7
330
30
30
-
25
-
75
248
3
M24
12
26
280
218
15
10
-
200
219.1
360
30
30
-
30
-
80
278
3
M24
12
26
310
244
16
10
-
*225
244.5
395
30
30
-
30
-
84
306
3
M24
12
26
340
270
16
10
-
250
273.0
425
30
30
-
30
-
88
335
3
M24
12
26
370
298
18
12
-
300
323.9
485
34
32
-
32
-
92
395
4
M24
16
26
430
352
18
12
-
350
355.6
555
38
35
-
35
-
100
450
4
M30
16
33
490
398
20
12
-
400
406.5
620
40
40
-
40
-
110
505
4
M30
16
33
550
452
20
12
-
450
457.2
670
42
45
-
45
-
110
555
4
M30
20
33
600
505
20
12
-
550
559.0
785
-
55
-
-
-
-
670
5
M36
20
39
710
-
-
-
-
500
508.0
730
44
50
-
50
-
125
615
4
M30
20
33
660
558
20
12
-
600
609.6
845
46
60
-
-
-
125
720
5
M36
20
39
770
660
20
12
-

Stainless Steel Flanges - Nominal pressure 4000 kPa

    print-new
Nominal pressure 4000 kPa 4000/2 = Table 24
4000/3 = Table 25
4000/4 = Table 26
4000/8 = Table 28
Click for Options
Nom.
Size
Pipe
OD
Flange Raised face Bol
ting
Drilling Neck Boss
d1
D
b
b1
b2
b3
h
h1
d4
f
No.
d2
k
d3
h2
r
d5
10
17.2
90
12
12
12
12
18
35
40
2
M12
4
14
60
28
6
4
30
15
21.3
95
14
14
14
14
20
38
45
2
M12
4
14
65
32
6
4
35
20
26.9
105
14
14
14
14
22
40
58
2
M12
4
14
75
40
6
4
45
25
33.7
115
16
16
16
16
26
40
68
2
M12
4
14
85
46
6
4
52
32
42.4
140
18
18
18
18
30
42
78
2
M16
4
18
100
55
6
6
60
40
48.3
150
18
20
18
20
32
45
88
3
M16
4
18
110
64
7
6
70
50
60.3
165
20
20
20
20
34
48
102
3
M16
4
18
125
75
8
6
85
65
73.0
185
22
22
22
22
38
52
122
3
M16
8
18
145
90
10
6
105
80
88.9
200
24
22
24
22
40
58
138
3
M16
8
18
160
105
12
8
118
100
114.3
235
24
25
24
25
44
65
162
3
M20
8
22
190
134
12
8
145
*125
139.7
270
26
28
26
28
48
68
188
3
M24
8
26
220
162
12
8
170
150
168.3
300
28
30
28
30
52
75
218
3
M24
8
26
250
192
12 0
10
200
*175
193.7
350
32
32
-
32
-
82
260
3
M24
12
26
295
218
15
10
-
200
219.1
375
34
32
-
32
-
88
285
3
M24
12
26
320
244
16
10
-
*225
244.5
420
36
35
-
35
-
100
315
3
M30
12
33
355
275
18
12
-
250
273.0
450
38
38
-
38
-
105
345
3
M30
12
33
385
306
18
12
-
300
323.9
515
42
40
-
40
-
115
410
4
M30
16
33
450
362
18
12
-
350
355.6
580
46
45
-
45
-
125
465
4
M30
16
33
510
408
20
12
-
400
406.4
660
50
50
-
50
-
135
535
4
M36
16
39
585
462
20
12
-
450
457.2
685
52
60
-
60
-
140
575
4
M36
20
39
610
510
20
12
-
500
508.0
755
52
70
-
70
-
140
615
4
M36
20
39
670
562
20
12
-
550
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
600
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-