Page 166 - GRINNELL Mechanical Products Catalogue

pRESSuRE & DESiGN DATA
Flange Drilling Specifications
“A” Dimension
Bolt Circle Diameter
“B” Dimension
Bolt Hole Diameter
Quantity “N”
Number of Bolt Holes
Valve Size
ANSI B16.1 (Class 125#) 1
ISO 2084 (PN10) 2
ISO 2084 (PN16) 3
AS 2129 (Table E)
Dimensions - mm Inches
JIS B 2210 (10K)
Nominal mm Inches
O.D. mm Inches
A
B
Qty. N
A
B
Qty. N
A
B
Qty. N
A
B
Qty. N
A
B
Qty. N
50
2 2.375 2-1⁄2 2.875
3 3.500
4 4.500
5 5.563
6 6.625
8 8.625
4.75 0.75 5.50 0.75 6.00 0.75 7.50 0.75 8.50 0.88 9.50 0.88 11.75 0.88
4 4 4 8 8 8 8
4.92 5.71 6.30 7.09 8.27 9.45 11.61
0.71 4
0.71 4
0.71 8
0.71 8
0.71 8
0.87 8
0.87 8
4.92 5.71 6.30 7.09 8.27 9.45 11.61
0.71 0.71 0.71 0.71 0.71 0.87 0.87 1.02 1.02 1.02 1.18 1.18 1.30 1.42
4 4.72 4 5.51 8 5.91 8 6.89 8 8.27 8 9.45 12 11.42 12 13.98 12 15.75 16 17.52 16 20.08 20 22.24 20 24.41 20 28.74
0.75 0.75 0.75 0.75 0.91 0.91 0.91 0.87 0.98 0.98 1.06 1.06 1.06 1.30
4 4.49 4 5.00 8 5.75 8 7.00 8 8.27 8 9.25 12 11.50 12 14.02 16 15.98 16 18.50 16 20.51 20 22.99 20 25.24 24 29.76
0.71 4 0.71 4 0.71 4 0.71 8 0.71 8 0.87 8 0.87 8 0.87 12 1.02 12 1.02 12 1.02 12 1.02 16 1.02 16 1.30 16
60.3
120.6
19.0
125.0
18.0
125.0
18.0
120.0
19.0
114.0
18.0
65
73.0
139.7
19.0
145.0
18.0
145.0
18.0
127.0
18.0
140.0
19.0
80
88.9
152.4
19.0
160.0
18.0
160.0
18.0
146.0
18.0
150.0
19.0
100
114.3
190.5
19.1
180.0
18.0
180.0
18.0
178.0
18.0
175.0
19.0
125
141.3
215.9
22.4
210.0
18.0
210.0
18.0
210.0
18.0
210.0
23.0
150
168.3
241.3
22.4
240.0
22.0
240.0
22.0
235.0
22.0
240.0
23.0
200
219.1
298.5
22.2
295.0
22.0
295.0
22.0
292.0
22.0
290.0
23.0
250
273.0
362.0
25.4
350.0
22.0
355.0
26.0
356.0
22.0
355.0
22.0
10 10.750 14.25 1.00
12 12.750 17.00 1.00
14 14.000 18.76 1.12
16 16.000 21.25 1.12
18 18.000 22.75 1.25
20 20.000 25.00 1.25
24 24.000 29.50 1.38
12 13.78
12 15.75
12 18.11
16 20.28
16 22.24
20 24.41
20 28.54
0.87 12 13.98
0.87 12 16.14
0.87 16 18.50
1.02 16 20.67
1.02 20 23.03
1.02 20 25.59
1.18 20 30.31
300
323.9
431.8
25.4
400.0
22.0
410.0
26.0
406.0
26.0
400.0
25.0
350
355.6
476.5
28.4
460.0
22.0
470.0
26.0
470.0
26.0
445.0
25.0
400
406.4
539.8
28.4
515.0
26.0
525.0
30.0
521.0
26.0
510.0
27.0
450
457.2
577.9
31.8
565.0
26.0
585.0
30.0
584.0
26.0
565.0
27.0
500
508.0
635.0
31.8
620.0
26.0
650.0
33.0
641.0
26.0
620.0
27.0
600
609.6
749.3
35.1
725.0
30.0
770.0
36.0
756.0
33.0
730.0
33.0
1 Same drilling as for B16.5 (Class 150#) and B16.42 (Class 250#)
2 Same drilling as for BS 4504 Section 3.2 (PN10) and DIN 2532 (PN10) 3 Same drilling as for BS 4504 Section 3.2 (PN16) and DIN 2532 (PN16) For additional information, contact GRINNELL Mechanical Products.
166
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Design Data