Page 146 - GRINNELL Mechanical Grooved Piping Products EMEA

Grooved Couplings
Pressure and Design Data
Flange Drilling Specifications
Valve Size
ANSI B16.1 (Class 125#) 1
ISO 2084 (PN10) 2
Dimensions - mm Inches
ISO 2084 (PN16) 3
Nominal mm Inches
O.D. mm Inches
A
B
Qty. N
A
B
Qty. N
A
B
Qty. N
50
2 2.375 21⁄2 2.875
“A” Dimension
Bolt Circle Diameter
“B” Dimension
Bolt Hole Diameter
Quantity “N”
Number of Bolt Holes
4.75 0.75 4 4.92 0.71 4 5.50 0.75 4 5.71 0.71 4 6.00 0.75 4 6.30 0.71 8 7.50 0.75 8 7.09 0.71 8 8.50 0.88 8 8.27 0.71 8 9.50 0.88 8 9.45 0.87 8 11.75 0.88 8 11.61 0.87 8 14.25 1.00 12 13.78 0.87 12 17.00 1.00 12 15.75 0.87 12 18.76 1.12 12 18.11 0.87 16 21.25 1.12 16 20.28 1.02 16 22.75 1.25 16 22.24 1.02 20 25.00 1.25 20 24.41 1.02 20 29.50 1.38 20 28.54 1.18 20
4.92 0.71 4 5.71 0.71 4 6.30 0.71 8 7.09 0.71 8 8.27 0.71 8 9.45 0.87 8 11.61 0.87 12 13.98 1.02 12 16.14 1.02 12 18.50 1.02 16 20.67 1.18 16 23.03 1.18 20 25.59 1.30 20 30.31 1.42 20
60.3
120.6
19.0
125.0
18.0
125.0
18.0
65
73.0
139.7
19.0
145.0
18.0
145.0
18.0
80
3 4 5 6 8 10 12 14 16 18 20 24
3.500 4.500 5.563 6.625 8.625 10.750 12.750 14.000 16.000 18.000 20.000 24.000
88.9
152.4
19.0
160.0
18.0
160.0
18.0
100
114.3
190.5
19.1
180.0
18.0
180.0
18.0
125
141.3
215.9
22.4
210.0
18.0
210.0
18.0
150
168.3
241.3
22.4
240.0
22.0
240.0
22.0
200
219.1
298.5
22.2
295.0
22.0
295.0
22.0
250
273.0
362.0
25.4
350.0
22.0
355.0
26.0
300
323.9
431.8
25.4
400.0
22.0
410.0
26.0
350
355.6
476.5
28.4
460.0
22.0
470.0
26.0
400
406.4
539.8
28.4
515.0
26.0
525.0
30.0
450
457.2
577.9
31.8
565.0
26.0
585.0
30.0
500
508.0
635.0
31.8
620.0
26.0
650.0
33.0
600
609.6
749.3
35.1
725.0
30.0
770.0
36.0
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 a GRINNELL Sales Representative.
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