Product Catalogue

PDC Reduced Port Series 15 - 3" thru 14" for 125/150 lb. Flanging*

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*Torque, Lb-In, Required for PDC Swing Thru Butterfly Valves with Disc in Closed Position for Temperatures up to 450° Fahrenheit

*Below torques only apply to normal clean service conditions.

 

VALVE SIZE PRESSURE DROP ACROSS DISC IN CLOSED POSITION, PSI
0.5 1 5 10 15 20 25 30 40 50 60 70 80 90 100 125 150
3 x 2.5 50 51 53 55 58 60 63 65 70 75 80 85 90 95 100 113 125
4 x 3 50 51 54 57 61 64 68 71 78 85 92 99 106 113 120 138 155
5 x 4 51 52 59 67 76 84 93 101 118 135 152 169 186 203 220 263 -
6 x 5 51 53 63 75 88 100 113 125 150 175 200 225 250 275 300 - -
8 x 6 52 54 69 88 107 126 145 164 202 240 278 316 354 - - - -
10 x 8 124 128 158 195 233 270 308 345 420 495 570 645 720 795 - - -

 

VALVE
SIZE
PRESSURE DROP ACROSS DISC IN CLOSED POSITION, PSI
0.5 1 3 5 8 10 13 15 20 25 30 35 40 45 50 60 70
12 x 10 129 137 171 205 256 290 341 375 460 545 630 715 800 885 970 1,140 1,310
14 x 12 132 143 189 235 304 350 419 465 580 695 810 925 1,040 1,155 1,270 - -

While this information is presented in good faith and believed to be accurate, PDC inc. does not guarantee results from reliance upon such information. Nothing contained herein is to be construed as a warranty or guarantee, expressed or implied, regarding the merchantability, fitness or any other matter with respect to the products. PDC Inc. reserves the right, without notice, to alter or improve the designs of the products herein.

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